Greenville, South Carolina Weather
Cicadas claim the scorching afternoon. Day 15 of summer. Read this microseason across nine climate regions →
Greenville weather forecast — hour by hour, 7-day outlook, NOAA radar
- TodayJul 5Overcast29%—95°75°—
- MondayJul 6Overcast39%—94°74°-1°
- TuesdayJul 7Overcast23%—97°73°+3°
- WednesdayJul 8Overcast12%—99°74°+2°
- ThursdayJul 9Light Drizzle11%—100°74°+1°
- FridayJul 10Overcast15%—103°76°+3°
- SaturdayJul 11Overcast32%—98°77°-5°
AQI 51 (Moderate), driven by PM2.5. AQI down 8 over the last 6 hours (gradual decline). PM2.5 at 12.6 µg/m³ (AQI 58) with a 0.95 fine-to-coarse ratio and 3 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.
What's driving it
Ozone × UV × Sky
Ozone at AQI 32 now. With UV 2.0 peaking around 1 PM under partly cloudy skies, surface ozone likely climbs to AQI 6 around 1 PM.
- Present
- AQI 32
- UV peak
- 2.0 at 1 PM
- Sky at peak
- partly cloudy
- Projected peak
- AQI 6
PM × Wind × Precip
PM2.5 at 12.6 µg/m³ (AQI 58) with a 0.95 fine-to-coarse ratio and 3 mph wind — combustion smoke trapped in calm air, not road dust.
- PM2.5/PM10
- 0.95
- Wind
- calm
- 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).








































If the first of July be rainy weather, 'twill rain more or less for four weeks together.
- Moonrise
- 11:44 PM
- Moonset
- 11:42 AM
- In sign
- ♓︎ Pisces
Cicadas claim the scorching afternoon
Greenville at a glance
- Today vs. normal: 79°F — typical for the season
- Last frost: March 16 (climatological average for this latitude)
- Microseason: Jul 1–5
- Planting window: Harvest early potatoes. Begin drying onions on the surface.
ZIP codes: 29601, 29605, 29607, 29609, 29611, 29613, 29614, 29615 +1 more
16-Day Forecast — Greenville
- Sun95°75°29%
- Mon94°74°39%
- Tue97°73°23%
- Wed99°74°12%
- Thu100°74°11%
- Fri103°76°15%
- Sat98°77°32%
- Sun101°77°32%
- Mon98°75°22%
- Tue102°75°13%
- Wed105°75°13%
- Thu97°70°37%
- Fri90°72°39%
- Sat98°72°40%
- Sun99°76°52%
- Mon94°79°43%
Forecast data from Open-Meteo (CC BY 4.0).
Live wind & temperature near Greenville
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 — Greenville
SPC has placed Greenville 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.
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
Planting calendar
| Month | Plant | Harvest |
|---|---|---|
| January | — | — |
| February | — | — |
| March | lettuce, peas, spinach, radishes | — |
| April | lettuce, peas, spinach, radishes, tomatoes, peppers, beans, squash | — |
| May | tomatoes, peppers, beans, squash | lettuce, peas, radishes |
| June | tomatoes, peppers, beans, squash | lettuce, peas, radishes |
| July | — | tomatoes, beans, summer squash |
| August | — | tomatoes, beans, summer squash |
| September | — | tomatoes, beans, summer squash |
| October | fall brassicas, garlic (overwinter), carrots | winter squash, tomatoes (last) |
| November | fall brassicas, garlic (overwinter), carrots | — |
| December | — | — |
A year in weather
In Greenville, July runs warmest near 80°F and January coldest around 41°F, while March is the wettest month (5.0 inches) and October the driest (2.4 inches).
| Month | Mean temp | Precip | Rainy days |
|---|---|---|---|
| January | 41° | 4.4″ | 14 |
| February | 44° | 4.0″ | 12 |
| March | 52° | 5.0″ | 15 |
| April | 60° | 3.8″ | 16 |
| May | 69° | 3.2″ | 17 |
| June | 76° | 3.8″ | 18 |
| July | 80° | 4.3″ | 23 |
| August | 78° | 4.7″ | 24 |
| September | 73° | 4.0″ | 16 |
| October | 63° | 2.4″ | 10 |
| November | 51° | 3.8″ | 11 |
| December | 44° | 4.8″ | 14 |
Regional context
Greenville's climate, from NOAA NCEI 1991-2020 station normals, pairs 41°F Januarys with 80°F Julys — a 39°F swing. About 48 inches of precipitation falls over roughly 188 days a year.
Greenville's precipitation spreads evenly: March peaks at 5.0 inches on 14.7 wet days, while October holds 2.4 inches over 10.0 — no month dominates Greenville's rain calendar. It is a balanced pattern Greenville shares with places like Dunean, SC, Judson, SC and Wade Hampton, SC.
Greenville's growing window opens around mid-March, once Greenville's overnight lows stop freezing — sow peas, lettuce, spinach, and radishes. Warm-soil crops in Greenville wait about two weeks past Greenville's last frost, once the soil warms. Around mid-December, freezing nights resume in Greenville and tender crops must come in. In Greenville, low spots run 4-7°F colder than nearby slopes, nudging Greenville's frost dates a week.
Similar climates: Dunean, SC, Judson, SC, Wade Hampton, SC, City View, SC, Gantt, SC.
Naturalist notes
Late May brings the arrival of Ruby-throated Hummingbirds as they establish territories around flowering plants.
Dogwood trees complete their spring blooming cycle by early May, dropping white petals across forest floors.
Frequently asked
- When does it freeze in Greenville?
- In Greenville, expect the last spring frost near mid-March; Greenville's first autumn frost comes around mid-December.
- What is the rainy season in Greenville?
- March is the wettest month in Greenville, about 5.0 inches on average; the year totals roughly 48 inches.
- What is the warmest month in Greenville?
- Greenville peaks in July, when the mean runs near 80°F.
- What is the coldest month in Greenville?
- January is Greenville's coldest month, averaging about 41°F.
- When can I start a vegetable garden in Greenville?
- Around mid-March, start frost-hardy crops in Greenville; tomatoes and basil belong a fortnight later.
- How many rainy days does Greenville get?
- Greenville records around 188 days of measurable precipitation annually.
- What hardiness zone is Greenville?
- With January around 41°F, Greenville's zone reflects that minimum — the USDA ZIP map confirms Greenville's band.
- What is the 10-day forecast for Greenville?
- Greenville'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 Greenville?
- See this week's day-by-day rain chances for Greenville in the daily forecast above, and the next 24 hours in the hourly chart.
- What is the weather like right now in Greenville?
- Current conditions for Greenville and the next 24 hours — temperature, precipitation chance, and wind by the hour — are in the hourly forecast chart above.
- How often is the Greenville forecast updated?
- The Greenville forecast on this page is built from Open-Meteo weather-model data and refreshes regularly through the day.
- When are sunrise and sunset in Greenville?
- Today's sunrise and sunset times for Greenville 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 Greenville?
- The next few days in Greenville's forecast are the most reliable; accuracy declines beyond about a week as weather-model uncertainty grows.
Climate
Set in a humid subtropical zone, Greenville, South Carolina swings from 41°F in the heart of winter to 80°F at midsummer — a 39°F arc.
Greenville sees close to 48 inches of precipitation annually, falling across some 188 wet days.
Greenville's 39°F range, set by its 34.8°N position, drives frost timing and what thrives in Greenville.
ZIP codes in Greenville
- 29614
- 29607
- 29605
- 29601
- 29609
- 29602
- 29603
- 29604
- 29612
- 29616