Newport, South Carolina Weather
Cicadas claim the scorching afternoon. Day 15 of summer. Read this microseason across nine climate regions →
Newport weather forecast — hour by hour, 7-day outlook, NOAA radar
- TodayJul 5Overcast33%—95°73°—
- MondayJul 6Heavy Showers36%1.3″96°74°+1°
- TuesdayJul 7Overcast36%—96°70°0°
- WednesdayJul 8Drizzle18%—97°70°+1°
- ThursdayJul 9Light Drizzle12%—99°69°+2°
- FridayJul 10Partly Cloudy17%—104°74°+5°
- SaturdayJul 11Overcast41%—99°73°-5°
AQI 39 (Good), driven by PM2.5. AQI flat over the last 6 hours (within ±3 points). PM2.5 at 8.2 µg/m³ (AQI 46) with a 0.89 fine-to-coarse ratio and 4 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
PM × Wind × Precip
PM2.5 at 8.2 µg/m³ (AQI 46) with a 0.89 fine-to-coarse ratio and 4 mph wind — combustion smoke trapped in calm air, not road dust.
- PM2.5/PM10
- 0.89
- 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
- 11:39 PM
- Moonset
- 11:36 AM
- In sign
- ♓︎ Pisces
Cicadas claim the scorching afternoon
Newport at a glance
- Today vs. normal: 4°F below the seasonal normal for this latitude
- Last frost: March 17 (climatological average for this latitude)
- Microseason: Jul 1–5
- Planting window: Harvest early potatoes. Begin drying onions on the surface.
15-Day Forecast — Newport
- Sun95°73°33%
- Mon96°74°36%
- Tue96°70°36%
- Wed97°70°18%
- Thu99°69°12%
- Fri104°74°17%
- Sat99°73°41%
- Sun98°72°40%
- Mon93°71°27%
- Tue92°64°14%
- Wed97°69°12%
- Thu92°68°41%
- Fri79°69°41%
- Sat87°68°52%
- Sun91°69°36%
Forecast data from Open-Meteo (CC BY 4.0).
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 — Newport
SPC has placed Newport 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
The year in Newport tops out in July (~80°F) and dips lowest in January (~41°F), with August wettest at 5.0 inches and October driest at 2.3 inches.
| Month | Mean temp | Precip | Rainy days |
|---|---|---|---|
| January | 41° | 4.2″ | 14 |
| February | 45° | 3.8″ | 12 |
| March | 52° | 4.1″ | 15 |
| April | 61° | 3.3″ | 14 |
| May | 69° | 3.2″ | 15 |
| June | 77° | 3.6″ | 18 |
| July | 80° | 4.4″ | 22 |
| August | 79° | 5.0″ | 23 |
| September | 73° | 3.3″ | 14 |
| October | 63° | 2.3″ | 10 |
| November | 52° | 3.4″ | 12 |
| December | 44° | 4.3″ | 13 |
Regional context
Drawing on NOAA NCEI 1991-2020 normals, Newport's January averages 41°F and July 80°F — 39°F apart — while precipitation totals roughly 45 inches over some 180 days.
No season owns Newport's rain: August reaches 5.0 inches across 23.2 days and October keeps 2.3 inches on 9.9, an even spread through Newport's year. That even rhythm groups Newport with places like India Hook, SC, Rock Hill, SC and Tega Cay, SC.
The cool-season window in Newport starts at mid-March, when nights stop freezing — think peas, lettuce, spinach, and radishes. Hold Newport's tender crops — tomatoes, peppers, basil — until 10-14 days past Newport's last frost. It shuts near mid-December, when freezes return to Newport and tender plants need cover. Within Newport, cold-air pooling chills low spots by 5-10°F, shifting Newport's local frost dates.
Similar climates: India Hook, SC, Rock Hill, SC, Tega Cay, SC, Riverview, SC, Baxter Village, SC.
Frequently asked
- When does it freeze in Newport?
- Frost typically leaves Newport by mid-March and returns to Newport near mid-December.
- What is the rainy season in Newport?
- Rainfall in Newport peaks in August near 5.0 inches, out of about 45 inches annually.
- What is the warmest month in Newport?
- Newport peaks in July, when the mean runs near 80°F.
- What is the coldest month in Newport?
- January is Newport's coldest month, averaging about 41°F.
- When can I start a vegetable garden in Newport?
- In Newport, sow peas and hardy greens around mid-March; Newport's tomatoes and peppers wait two weeks more.
- How many rainy days does Newport get?
- Newport averages about 180 days with measurable rain or snow each year.
- What hardiness zone is Newport?
- With January around 41°F, Newport's zone reflects that minimum — the USDA ZIP map confirms Newport's band.
- What is the 10-day forecast for Newport?
- Newport'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 Newport?
- See this week's day-by-day rain chances for Newport in the daily forecast above, and the next 24 hours in the hourly chart.
- What is the weather like right now in Newport?
- Current conditions for Newport and the next 24 hours — temperature, precipitation chance, and wind by the hour — are in the hourly forecast chart above.
- How often is the Newport forecast updated?
- The Newport forecast on this page is built from Open-Meteo weather-model data and refreshes regularly through the day.
- When are sunrise and sunset in Newport?
- Today's sunrise and sunset times for Newport 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 Newport?
- The next few days in Newport's forecast are the most reliable; accuracy declines beyond about a week as weather-model uncertainty grows.
Climate
Set in a humid subtropical zone, Newport, South Carolina swings from 41°F in the heart of winter to 80°F at midsummer — a 39°F arc.
Newport sees close to 45 inches of precipitation annually, falling across some 180 wet days.
Newport's 39°F range, set by its 35.0°N position, drives frost timing and what thrives in Newport.
ZIP codes in Newport
- 29732