Greensboro, North Carolina Weather
Thunder quiets the land. Day 93 of summer. Read this microseason across nine climate regions →
Greensboro weather forecast — hour by hour, 7-day outlook, NOAA radar
Conditions updated 1:56 AM EDT · Open-Meteo
- TodaySep 21Clear29%—90°69°—
- TuesdaySep 22Overcast75%0.79″79°64°-11°
- WednesdaySep 23Drizzle73%0.03″62°55°-17°
- ThursdaySep 24Light Drizzle54%—71°54°+9°
- FridaySep 25Clear——74°47°+3°
- SaturdaySep 26Partly Cloudy——79°49°+5°
- SundaySep 27Overcast——78°51°-1°
Air quality now AQI 45 · Good
AQI 45 (Good), driven by PM2.5. AQI flat over the last 6 hours (within ±3 points). PM2.5 at 11.1 µg/m³ (AQI 55) with a 0.96 fine-to-coarse ratio and 4 mph wind — combustion smoke trapped in stagnant air, not road dust.
OK No precautions needed for the general population; unusually sensitive individuals may consider limiting prolonged outdoor exertion during the projected peak around 10 AM.
What's driving it
PM × Wind × Precip
PM2.5 at 11.1 µg/m³ (AQI 55) with a 0.96 fine-to-coarse ratio and 4 mph wind — combustion smoke trapped in stagnant air, not road dust.
- PM2.5/PM10
- 0.96
- 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).
September dries up ditches or breaks down bridges.
- Moonrise
- 4:41 PM
- Moonset
- 1:51 AM
- In sign
- ♑︎ Capricorn
Thunder quiets the land
Read this microseason across nine climate regions →
All 72 microseasons on the year wheel →
Greensboro at a glance
- Today vs. normal: Today averages 80°F (high 90°F, low 69°F), 11°F above the 69°F normal for Sep 21
- Last frost: April 1 (1991–2020 median, NOAA station 3 km away)
- Microseason: Sep 21–25
- Planting calendar: September — plant garlic (overwinter); harvest tomatoes, peppers, beans, summer squash, winter squash
15-Day Forecast — Greensboro
- Mon90°69°29%
- Tue79°64°75%
- Wed62°55°73%
- Thu71°54°54%
- Fri74°47°5%
- Sat79°49°4%
- Sun78°51°3%
- Mon78°56°2%
- Tue78°55°7%
- Wed80°59°23%
- Thu78°58°14%
- Fri75°50°10%
- Sat78°54°14%
- Sun69°59°35%
- Mon82°59°29%
Forecast data from Open-Meteo (CC BY 4.0).
Live wind & temperature near Greensboro
Interactive wind and temperature map centered on Greensboro — it loads in your browser. Open the full weather map.
Right now in the garden
Fall planting + final harvests
As of September 21, the season's first frost (typically November 4) is approaching. Pick what frost-tender plants still carry before the next cold front. This city's planting calendar for September: plant garlic (overwinter); harvest tomatoes, peppers, beans, summer squash, and winter squash.
SPC Convective Outlook
Storm Prediction Center — Greensboro
SPC has placed Greensboro in the Marginal Risk category for severe thunderstorms today.
- TODAYMRGLMarginal Risk
- TOMORROWMRGLMarginal Risk
- DAY 3TSTMGeneral Thunderstorms
Isolated severe storms possible. Limited threat for hail or damaging wind.
Source: NOAA / NWS Storm Prediction Center categorical convective outlook.
Sun & seasons in Greensboro
Greensboro sits in Guilford County, where the year’s longest day runs 14h 37m of daylight and its shortest just 9h 42m — a swing of +4h 55m between the June and December solstices. Clocks spring forward on Sunday, March 8, 2026 and fall back on Sunday, November 1, 2026.
Charlotte, the state’s largest city, lies about 83 miles to the SW. The nearest town Greensboro tracks is High Point, roughly 12 miles to the SW.
Air quality in Greensboro
Air quality in Greensboro’s county has held roughly steady since 2020; its cleanest year on record was 2020 (median AQI 40). See the full air-quality history for Greensboro.
Planting calendar
| Month | Plant | Harvest |
|---|---|---|
| March | lettuce, peas, spinach, radishes | — |
| April | lettuce, peas, spinach, radishes, tomatoes, peppers, beans, squash | lettuce, spinach, radishes |
| May | tomatoes, peppers, beans, squash | lettuce, peas, spinach, radishes |
| June | beans, squash | lettuce, peas, spinach, beans, summer squash, garlic |
| July | tomatoes, peppers, beans, squash | tomatoes, peppers, beans, summer squash, winter squash, garlic |
| August | beans, squash, fall brassicas, carrots | tomatoes, peppers, beans, summer squash, winter squash |
| September | garlic (overwinter) | tomatoes, peppers, beans, summer squash, winter squash |
| October | garlic (overwinter) | tomatoes, peppers, beans, summer squash, winter squash, fall brassicas, carrots |
| November | — | fall brassicas, carrots |
A year in weather
In Greensboro, July runs warmest near 80°F and January coldest around 40°F, while July is the wettest month (5.8 inches) and February the driest (2.5 inches).
| Month | Mean temp | Precip | Rainy days |
|---|---|---|---|
| January | 40° | 3.2″ | 7 |
| February | 44° | 2.5″ | 8 |
| March | 51° | 3.7″ | 8 |
| April | 60° | 3.6″ | 7 |
| May | 68° | 3.3″ | 8 |
| June | 75° | 5.1″ | 8 |
| July | 80° | 5.8″ | 7 |
| August | 77° | 4.5″ | 9 |
| September | 71° | 4.4″ | 6 |
| October | 60° | 3.2″ | 5 |
| November | 50° | 3.0″ | 5 |
| December | 43° | 3.4″ | 8 |
Regional context
Similar climates Summerfield, NC, Jamestown, NC, McLeansville, NC
Per NOAA NCEI 1991-2020 normals, Greensboro runs from a 40°F January mean to 80°F in July, a 40°F seasonal spread, with near 45.9 inches of precipitation across about 86 wet days.
Greensboro's rain peaks in summer: July brings 5.8 inches over 7.1 thunderstorm-fed days, while February sees just 2.5 inches across 7.5 days under cooler, drier air. That summer-storm rhythm groups Greensboro with places like Summerfield, NC, Jamestown, NC and McLeansville, NC.
Greensboro reaches its last hard frost near April 1; that is the cue for peas, lettuce, spinach, and radishes. Tomatoes and peppers do best set out two weeks later in Greensboro, once nights clear the mid-40s°F. Frost returns to Greensboro near November 4, ending the tender-crop season. Open lawns in Greensboro whiten first when frost returns.
Similar climates: Summerfield, NC, Jamestown, NC, McLeansville, NC, Forest Oaks, NC, Pleasant Garden, NC.
Frequently asked
- When does it freeze in Greensboro?
- Greensboro's last spring frost lands near April 1, and in Greensboro the first fall frost follows around November 4.
- What is the rainy season in Greensboro?
- Greensboro sees its heaviest rain in July (around 5.8 inches), part of roughly 46 inches a year.
- What is the warmest month in Greensboro?
- On average July tops the year in Greensboro at about 80°F.
- What is the coldest month in Greensboro?
- The coldest stretch in Greensboro falls in January, around 40°F on average.
- When can I start a vegetable garden in Greensboro?
- Hardy spring crops go in near April 1 in Greensboro; tender peppers and squash wait 10–14 days.
- How many rainy days does Greensboro get?
- Greensboro averages about 86 days with measurable rain or snow each year.
- What hardiness zone is Greensboro?
- Because Greensboro bottoms near 40°F in January, that winter low sets Greensboro's USDA zone — verify by ZIP.
- What is the 10-day forecast for Greensboro?
- Greensboro'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 Greensboro?
- See this week's day-by-day rain chances for Greensboro in the daily forecast above, and the next 24 hours in the hourly chart.
- What is the weather like right now in Greensboro?
- Current conditions for Greensboro and the next 24 hours — temperature, precipitation chance, and wind by the hour — are in the hourly forecast chart above.
- How often is the Greensboro forecast updated?
- The Greensboro forecast on this page is built from Open-Meteo weather-model data and refreshes regularly through the day.
- When are sunrise and sunset in Greensboro?
- Today's sunrise and sunset times for Greensboro 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 Greensboro?
- The next few days in Greensboro's forecast are the most reliable; accuracy declines beyond about a week as weather-model uncertainty grows.
Greensboro sits at 36.1°N; its climate zone is humid subtropical (Köppen approximation).
ZIP codes in Greensboro
- 27214
- 27235
- 27301
- 27401
- 27402
- 27403
- 27404
- 27405
- 27406
- 27407
- 27408
- 27409
- 27410
- 27411
- 27412
- 27413
- 27417
- 27420
- 27427
- 27429
- 27435
- 27438
- 27455
- 27495
- 27497
- 27498
- 27499