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Rock Hill, South Carolina Weather

Cicadas claim the scorching afternoon. Day 15 of summer. Read this microseason across nine climate regions →

Rock Hill weather forecast — hour by hour, 7-day outlook, NOAA radar

Rock Hill, SC
Sunday, July 5 at 4:13 AM
76
°
Overcast
Feels like
81°
Humidity
77%
Wind
5 mph
Sunrise
2:15 AM
Sunset
4:41 PM
Rock Hill, SC
Hour by hour · 24h
24-Hour ForecastRock Hill, SC: 24-hour forecast. Temperatures range from 74 to 97 degrees Fahrenheit.
L 74°H 97°
Rock Hill, SC
7-day forecast
  1. Today
    Jul 5
    Light Drizzle
    19%
    0.02″
    97°74°—
  2. Monday
    Jul 6
    Showers
    49%
    0.22″
    95°73°-2°
  3. Tuesday
    Jul 7
    Overcast
    49%
    —
    96°72°+1°
  4. Wednesday
    Jul 8
    Drizzle
    26%
    —
    96°71°0°
  5. Thursday
    Jul 9
    Light Drizzle
    11%
    —
    98°71°+2°
  6. Friday
    Jul 10
    Mostly Clear
    16%
    —
    104°76°+6°
  7. Saturday
    Jul 11
    Light Drizzle
    41%
    —
    100°76°-4°
Rock Hill, SC
Next 24 hours · Mild now
HOT 90°65°85°105°12a6a12p6pnow 76°high 97°low 74°PRECIP %
Rock Hill, SC
Anemometer · 24h winds · from true
NESW
From · True
S
180° · backing 8°
Direction
S
180°
Sustained
5
mph
Gust
9
mph
Peak 24h
13
avg 5
Beaufort · 2 · LIGHT BRZ
0
CALM
<1
1
LIGHT AIR
1–3
2
LIGHT BRZ
4–7
3
GENTLE BRZ
8–12
4
MOD BRZ
13–18
5
FRESH BRZ
19–24
6
STRONG BRZ
25–31
7
NEAR GALE
32–38
24h · sust vs gust · mph
avg 5 · pk 13 @ 2:00a
01020MPHB1B2B3B4B5-21h-18h-15h-12h-9h-6h-3h-24hNOWpk 175SUSTGUST
−24h−18h−12h−6hnow
Light breeze backing 8° from the s.
Rock Hill, SC
Barometer · 24h pressure · mb
STORMRAINCHANGEFAIRDRY9901000101010201030
Pressure · mb
988.2
-2.0 mb in 3h · falling · 29.18 inHg
Now
988.2
mb
3h
-2.0
mb
12h
-2.7
mb
24h
-3.7
mb
Regime · STORM
STORM
RAIN
CHANGE
FAIR
DRY
24h · Pressure · mb
range 988–993
9809859909951000STORM|RAIN-21h-18h-15h-12h-9h-6h-3h-24hNOW993.4988.2988.2
−24h−18h−12h−6hnow
Deep low still deepening — rough seas, strong wind, persistent rain.
Rock Hill, SC
Air quality
39
AQI
Good
↓-7 in 6h

AQI 39 (Good), driven by PM2.5. AQI down 7 over the last 6 hours (gradual decline). PM2.5 at 8.7 µg/m³ (AQI 48) with a 0.86 fine-to-coarse ratio and 5 mph wind — combustion smoke trapped in calm air, not road dust.

OK No precautions needed for the general population; unusually sensitive individuals may consider limiting prolonged outdoor exertion.

PM 2.5DRIVERGood
8.7μg/m³
PM 10Good
10μg/m³
NO₂Good
5μg/m³
OzoneGood
50μg/m³
UV IndexLow
0.0

What's driving it

PM × Wind × Precip

PM2.5 at 8.7 µg/m³ (AQI 48) with a 0.86 fine-to-coarse ratio and 5 mph wind — combustion smoke trapped in calm air, not road dust.

PM2.5/PM10
0.86
Wind
light
Recent rain
0h in last 6h
Pattern
stagnant smoke

Trends

Seven days of AQI and PM2.5.

Hourly air-quality data from the Copernicus Atmosphere Monitoring Service, charted across the past and next several days. Dashed lines mark the AQI breakpoints at 50 (Good → Moderate) and 100 (Moderate → Unhealthy for Sensitive Groups).

7-DAY AQI TREND50100SUNMONTUEWEDTHUFRISATSUN7-DAY PM2.5 TREND · μg/m³300
Rock Hill, SC
Sky cover · visibility · 24h
Cloud cover
100%
OVERCAST
100%0%−24h−18h−12h−6hnow
Visibility
39.1mi
UNLIMITED
98 mi0 mi−24h−18h−12h−6hnow
Earth · GOES-19 ABI
Full Disk · Visible · GeoColor
GOES-19 full disk Visible · GeoColor
True-color daytime, blue/IR sandwich at night
08:13 UTC · Rock Hill, SC · NOAA NESDIS / STAR · up to 10848 px
Continental US · GOES-19 ABI
CONUS Sector · Visible · GeoColor
GOES-19 CONUS Visible · GeoColor
Daytime true-color, blue-light/IR sandwich at night
08:13 UTC · Rock Hill, SC · NOAA NESDIS / STAR · 5-min cadence · up to 10000 px
Rock Hill, SC
Satellite · infrared · animated
Rock Hill, SC
Loading IR frames…
IR · cloud-top temp© RainViewer · Carto
Rock Hill, SC
Almanac · Sunday, July 5
If the first of July be rainy weather, 'twill rain more or less for four weeks together.
Civil dawn
5:47 AM
Sunrise
2:15 AM
Daylight
14h 26m
Sunset
4:41 PM
Civil dusk
9:12 PM
Planting note
Harvest early potatoes. Begin drying onions on the surface.
Rock Hill, SC
The moon
Waning Gibbous
74% illuminated
Moonrise
11:38 PM
Moonset
11:36 AM
In sign
♓︎ Pisces
Rock Hill, SC
Microseason
Jul 1–5

Cicadas claim the scorching afternoon

plant
Jan 151% of the yearDec 31

Read this microseason across nine climate regions →

Rock Hill at a glance

  • Today vs. normal: 76°F — typical for the season
  • Last frost: March 17 (climatological average for this latitude)
  • Microseason: Jul 1–5
  • Planting window: Harvest early potatoes. Begin drying onions on the surface.

ZIP codes: 29730, 29732, 29733

15-Day Forecast — Rock Hill

  1. Sun97°74°19%
  2. Mon95°73°49%
  3. Tue96°72°49%
  4. Wed96°71°26%
  5. Thu98°71°11%
  6. Fri104°76°16%
  7. Sat100°76°41%
  8. Sun99°74°36%
  9. Mon91°72°27%
  10. Tue91°65°13%
  11. Wed97°71°10%
  12. Thu92°70°41%
  13. Fri79°70°41%
  14. Sat87°69°52%
  15. Sun91°70°36%

Forecast data from Open-Meteo (CC BY 4.0).

Live wind & temperature near Rock Hill

Right now in the garden

Peak growing season

As of July 5, the growing season is at its peak — frost is months away. Continue succession-planting beans and summer squash. Start fall brassicas (broccoli, cabbage, kale) from seed indoors for transplanting in late summer.

SPC Convective Outlook

Storm Prediction Center — Rock Hill

SPC has placed Rock Hill in the Marginal Risk category for severe thunderstorms today.

  • TODAYMRGLMarginal Risk
  • TOMORROWTSTMGeneral Thunderstorms
  • DAY 3TSTMGeneral Thunderstorms

Isolated severe storms possible. Limited threat for hail or damaging wind.

Source: NOAA / NWS Storm Prediction Center categorical convective outlook. Outlooks are re-issued multiple times per day; this page reflects the most recent SPC polygons covering the city’s coordinates.

January 1–5: Frost quiets the live oaks.January 6–10: Still water thickens with ice.January 11–15: Springs begin to move beneath ice.January 16–20: Cardinal dawn calls grow bolder.January 21–25: Late January thaw pulses.January 26–31: Last freeze locks the land.February 1–5: February's lengthening light.February 6–10: Warming winds thaw the margin.February 11–15: Magnolia blooms break the gray.February 16–20: Mockingbirds resume the dawn chorus.February 21–25: Rain replaces the last snow.February 26–28: Mist clings to greening valleys.March 1–5: The green pulse awakens.March 6–10: Hibernators emerge to call.March 11–15: Dogwood and redbud ignite.March 16–20: Swallowtails emerge from winter silk.March 21–25: Light crowns the dogwood canopy.March 26–31: Redbud cascades over the thaw.April 1–5: Thunder announces the wet season.April 6–10: Barn swallows carve the warming sky.April 11–15: Magnolia blooms and falls in a breath.April 16–20: First rainbows arch over thunderheads.April 21–25: Reeds push through marsh water.April 26–30: Frost retreats; seedlings rise free.May 1–5: Warblers flood the canopy in waves.May 6–10: Tulip poplar lights the forest crown.May 11–15: Shad pulse upstream through rapids.May 16–20: Roses open on the Piedmont edge.May 21–25: Fireflies scout the humid dusk.May 26–31: Frog choruses rise from every wetland.June 1–5: Fireflies pulse through the magnolias.June 6–10: Kudzu climbs deeper into green.June 11–15: Sun climbs to its northern throne.June 16–20: Heat settles and the rain begins.June 21–25: The longest day turns toward shadow.June 26–30: Fireflies drift through Spanish moss.July 1–5: Cicadas claim the scorching afternoon.July 6–10: Thunderheads boil and break at dusk.July 11–15: Thunder builds each drowsy afternoon.July 16–20: Cicadas claim the long noon.July 21–25: Dog days drape the earth in haze.July 26–31: Katydids begin their rasping chorus.August 1–5: Dusk arrives one minute earlier each night.August 6–10: Meteorological summer's turning page.August 11–15: Cool winds gather at the margins.August 16–20: Dog-day cicadas rise.August 21–25: Heat breaks in creek beds.August 26–31: Monarchs gather strength.September 1–5: Harvests begin in earnest.September 6–10: Dew beads on resurrection fern.September 11–15: Raptors trail the thermals.September 16–20: Day and dark find balance.September 21–25: Thunder quiets the land.September 26–30: Insects retreat below.October 1–5: Swamp waters recede.October 6–10: Maples ignite the ridge.October 11–15: Asters crown the meadows.October 16–20: Crickets sing at dusk.October 21–25: Frost paints the garden.October 26–31: Light rains whisper down.November 1–5: Sweetgum Turns Crimson.November 6–10: Camellia Blooms Break Through.November 11–15: Earth Stiffens Underfoot.November 16–20: Bare Limbs Hold the Light.November 21–25: First Frost Grips the High Ground.November 26–30: North Wind Strips the Last Leaves.December 1–5: Darkness Falls Before Dinner.December 6–10: Winter Locks the Land.December 11–15: Wildlife Retreats to Shelter.December 16–20: Ice Edges Deepen Inward.December 21–25: The Sun Begins its Return.December 26–31: The Year Turns in Silence.🌱February 14 — First skunk-cabbage spathes thaw their way up☀️March 20 — Spring equinox — day and night balance🌸April 5 — Cherry blossoms peak in the parks🐦May 10 — Warbler migration peaks along the coast✨May 25 — First fireflies scout the meadows at dusk🌞June 21 — Summer solstice — longest day🦗July 25 — Peak cicada chorus in the afternoons🌊August 18 — Warmest sea-surface temperatures of the year🍂September 22 — Autumn equinox — the slow turn❄️October 25 — First widespread frost in the suburbs🍁November 10 — Peak leaf color across the Hudson Valley🌙December 21 — Winter solstice — longest night

Microseason · July 1–5

Cicadas claim the scorching afternoon

Dog-day cicadas emerge in waves, their rasp dominating every sunny hour; heat peaks above 90 degrees daily.

Day 186 of 365 · Wedge 37 of 72

The solar year drawn as a wheel of 72 five-day windows. Each wedge is one microseason; the four colored arcs mark winter, spring, summer, and autumn; the small icons sit at notable phenological events. The crimson pointer creeps clockwise as the year turns.

Planting calendar

MonthPlantHarvest
January——
February——
Marchlettuce, peas, spinach, radishes—
Aprillettuce, peas, spinach, radishes, tomatoes, peppers, beans, squash—
Maytomatoes, peppers, beans, squashlettuce, peas, radishes
Junetomatoes, peppers, beans, squashlettuce, peas, radishes
July—tomatoes, beans, summer squash
August—tomatoes, beans, summer squash
September—tomatoes, beans, summer squash
Octoberfall brassicas, garlic (overwinter), carrotswinter squash, tomatoes (last)
Novemberfall brassicas, garlic (overwinter), carrots—
December——

A year in weather

Rock Hill peaks at about 80°F in July and bottoms near 41°F in January; August brings the heaviest rain (5.0 inches) and October the least (2.3 inches).

MonthMean tempPrecipRainy days
January41°4.2″14
February45°3.8″12
March52°4.1″15
April61°3.3″14
May69°3.2″15
June77°3.6″18
July80°4.4″22
August79°5.0″23
September73°3.3″14
October63°2.3″10
November52°3.4″12
December44°4.3″13

Regional context

Per NOAA NCEI 1991-2020 normals, Rock Hill runs from a 41°F January mean to 80°F in July, a 39°F seasonal spread, with near 45 inches of precipitation across about 180 wet days.

Rock Hill's precipitation spreads evenly: August peaks at 5.0 inches on 23.2 wet days, while October holds 2.3 inches over 9.9 — no month dominates Rock Hill's rain calendar. That lines Rock Hill up with places like India Hook, SC, Newport, SC and Riverview, SC, fed by overlapping storm tracks.

Once Rock Hill passes mid-March, overnight freezes fade and peas, lettuce, spinach, and radishes can be sown. Tomatoes and peppers do best set out two weeks later in Rock Hill, once nights clear the mid-40s°F. The season ends by mid-December in Rock Hill, once hard frosts set back in. Rock Hill's low ground holds frost later into spring than Rock Hill's benches, which run 3-5 days ahead.

Similar climates: India Hook, SC, Newport, SC, Riverview, SC, Lesslie, SC, Baxter Village, SC.

Naturalist notes

Late April often brings the return of Ruby-throated Hummingbirds to Rock Hill's gardens and woodland edges.

Dogwood trees typically reach peak bloom across the area during mid-April, their white bracts creating distinctive displays in forests and neighborhoods.

Frequently asked

When does it freeze in Rock Hill?
In Rock Hill, expect the last spring frost near mid-March; Rock Hill's first autumn frost comes around mid-December.
What is the rainy season in Rock Hill?
August is the wettest month in Rock Hill, about 5.0 inches on average; the year totals roughly 45 inches.
What is the warmest month in Rock Hill?
The warmest stretch in Rock Hill comes in July, around 80°F on average.
What is the coldest month in Rock Hill?
On average January is the chilliest month in Rock Hill, about 41°F.
When can I start a vegetable garden in Rock Hill?
Rock Hill's last frost (mid-March) cues hardy greens; in Rock Hill, hold heat-lovers two weeks past.
How many rainy days does Rock Hill get?
Expect roughly 180 wet days a year in Rock Hill.
What hardiness zone is Rock Hill?
Rock Hill's hardiness zone tracks its winter low; with January near 41°F, check the USDA ZIP map for the exact zone.
What is the 10-day forecast for Rock Hill?
Rock Hill's extended outlook — daily high and low temperatures and precipitation chances for each upcoming day — is in the daily forecast above.
Will it rain this week in Rock Hill?
See this week's day-by-day rain chances for Rock Hill in the daily forecast above, and the next 24 hours in the hourly chart.
What is the weather like right now in Rock Hill?
Current conditions for Rock Hill and the next 24 hours — temperature, precipitation chance, and wind by the hour — are in the hourly forecast chart above.
How often is the Rock Hill forecast updated?
The Rock Hill forecast on this page is built from Open-Meteo weather-model data and refreshes regularly through the day.
When are sunrise and sunset in Rock Hill?
Today's sunrise and sunset times for Rock Hill are in the Almanac section above, along with civil dawn, civil dusk, and day length. Day length is longest near the summer solstice and shortest near the winter solstice.
How accurate is the weather forecast for Rock Hill?
The next few days in Rock Hill's forecast are the most reliable; accuracy declines beyond about a week as weather-model uncertainty grows.

Climate

Rock Hill's humid subtropical climate in South Carolina pairs 41°F Januarys with 80°F Julys, 39°F apart across the seasons.

Rock Hill sees close to 45 inches of precipitation annually, falling across some 180 wet days.

Latitude 34.9°N gives Rock Hill its 39°F swing, and with it the rhythm of Rock Hill's growing season.

All cities in South Carolina →

Charlotte, NC weather →

ZIP codes in Rock Hill

  • 29732
  • 29733
  • 29730
  • 29731

Climate normals from the Open-Meteo Climate API. Köppen approximation from NOAA NCEI U.S. Climate Regions. See methodology for data sources, editorial rules, and corrections. Maintainer: Brian Tighe.