Raleigh, North Carolina Weather

Thunder quiets the land. Day 93 of summer. Read this microseason across nine climate regions →

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

Raleigh, NC
Monday, September 21 at 2:00 AM
71
°
Clear
Feels like
76°
Humidity
84%
Wind
1 mph
Sunrise
7:01 AM
Sunset
7:12 PM

Conditions updated 2:00 AM EDT · Open-Meteo

Raleigh, NC
Hour by hour · 24h
24-Hour ForecastRaleigh, NC: 24-hour forecast. Temperatures range from 67 to 93 degrees Fahrenheit with a 31% chance of precipitation at 9 PM.
L 67°H 93°
Raleigh, NC
7-day forecast
  1. Today
    Sep 21
    Clear
    31%
    93°67°
  2. Tuesday
    Sep 22
    Overcast
    79%
    0.01″
    85°69°-8°
  3. Wednesday
    Sep 23
    Showers
    56%
    0.22″
    68°63°-17°
  4. Thursday
    Sep 24
    Light Drizzle
    46%
    71°60°+3°
  5. Friday
    Sep 25
    Clear
    74°55°+3°
  6. Saturday
    Sep 26
    Clear
    79°56°+5°
  7. Sunday
    Sep 27
    Overcast
    78°59°-1°
Raleigh, NC
Anemometer · 24h winds · from true
NESW
From · True
SSW
194° · backing 103°
Direction
SSW
194°
Sustained
1
mph
Gust
8
mph
Peak 24h
10
avg 3 mph
Beaufort · 1 · LIGHT AIR
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 3 mph · pk 10 mph @ 4:00p
01020MPHB1B2B3B4B5-21h-18h-15h-12h-9h-6h-3h-24hNOWpk 226SUSTGUST
−24h−18h−12h−6hnow
Light breeze backing 103° from the ssw.
Raleigh, NC
Barometer · 24h pressure · mb
STORMRAINCHANGEFAIRDRY9901000101010201030
Pressure · mb
1013.8
-0.1 mb in 3h · steady · 29.94 inHg
Now
1013.8
mb
3h
-0.1
mb
12h
-1.4
mb
24h
-2.7
mb
Regime · CHANGE
STORM
RAIN
CHANGE
FAIR
DRY
24h · Pressure · mb
range 10131017
9951000STORM|RAIN10051010RAIN|CHG1015CHG|FAIR10201025FAIR|DRY-21h-18h-15h-12h-9h-6h-3h-24hNOW1017.11012.91013.8
Air sits at the threshold — small shifts decide the day.
Air quality now AQI 47 · Good
Raleigh, NC
Air quality
47
AQI
Good
+2 in 6h

AQI 47 (Good), driven by PM2.5. AQI flat over the last 6 hours (within ±3 points). PM2.5 at 9.6 µg/m³ (AQI 52) with a 0.86 fine-to-coarse ratio and 1 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.

PM 2.5DRIVERGood
9.6μg/m³
PM 10Good
11μg/m³
NO₂Good
7μg/m³
OzoneGood
59μg/m³
UV IndexLow
0.0

What's driving it

PM × Wind × Precip

PM2.5 at 9.6 µg/m³ (AQI 52) with a 0.86 fine-to-coarse ratio and 1 mph wind — combustion smoke trapped in stagnant air, not road dust.

PM2.5/PM10
0.86
Wind
calm
Recent rain
0h in last 6h
Pattern
stagnant smoke
Raleigh, NC
Sky cover · visibility · 24h
Cloud cover
0%
CLEAR
100%0%−24h−18h−12h−6hnow

Visibility
9.9mi
GOOD
29 mi0 mi−24h−18h−12h−6hnow
Raleigh, NC
Almanac · Monday, September 21
September dries up ditches or breaks down bridges.
Civil dawn
6:37 AM
Sunrise
7:01 AM
Daylight
12h 11m
Sunset
7:12 PM
Civil dusk
7:40 PM
Planting note
September — harvest tomatoes, peppers, beans, summer squash, winter squash
Raleigh, NC
The moon
Waxing Gibbous
72% illuminated
Moonrise
4:35 PM
Moonset
1:47 AM
In sign
♑︎ Capricorn
Raleigh, NC
Microseason
Sep 21–25

Thunder quiets the land

weather
Jan 172% of the yearDec 31

Read this microseason across nine climate regions →
All 72 microseasons on the year wheel →

Raleigh at a glance

  • Today vs. normal: Today averages 80°F (high 93°F, low 67°F), 9°F above the 71°F normal for Sep 21
  • Last frost: March 28 (1991–2020 median, NOAA station 7 km away)
  • Microseason: Sep 21–25
  • Planting calendar: September — harvest tomatoes, peppers, beans, summer squash, winter squash

15-Day Forecast — Raleigh

  1. Mon93°67°31%
  2. Tue85°69°79%
  3. Wed68°63°56%
  4. Thu71°60°46%
  5. Fri74°55°9%
  6. Sat79°56°4%
  7. Sun78°59°1%
  8. Mon78°63°1%
  9. Tue79°62°6%
  10. Wed82°64°17%
  11. Thu81°64°15%
  12. Fri76°58°13%
  13. Sat78°59°23%
  14. Sun80°63°27%
  15. Mon83°63°27%

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

Live wind & temperature near Raleigh

Interactive wind and temperature map centered on Raleigh — it loads in your browser. Open the full weather map.

Right now in the garden

Late season

As of September 21, the first frost (around November 8) is about 7 weeks away. Frost-tender plants keep producing until then. This city's planting calendar for September: harvest tomatoes, peppers, beans, summer squash, and winter squash.

SPC Convective Outlook

Storm Prediction Center — Raleigh

SPC has placed Raleigh in the Marginal Risk category for severe thunderstorms tomorrow.

  • TODAYTSTMGeneral Thunderstorms
  • 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 Raleigh

Raleigh sits in Wake County, where the year’s longest day runs 14h 35m of daylight and its shortest just 9h 43m — a swing of +4h 52m 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 130 miles to the WSW. The nearest town Raleigh tracks is Cary, roughly 10 miles to the WSW.

Air quality in Raleigh

Air quality in Raleigh’s county has held roughly steady since 2020; its cleanest year on record was 2025 (median AQI 43). See the full air-quality history for Raleigh.

Planting calendar

MonthPlantHarvest
Marchlettuce, peas, spinach, radishesradishes
Aprillettuce, spinach, radishes, tomatoes, peppers, beans, squashlettuce, spinach, radishes
Maytomatoes, peppers, beans, squashlettuce, peas, spinach, radishes
Junebeans, squashlettuce, peas, spinach, beans, summer squash, garlic
Julytomatoes, peppers, beans, squashtomatoes, peppers, beans, summer squash, winter squash, garlic
Augustbeans, squash, fall brassicas, carrotstomatoes, peppers, beans, summer squash, winter squash
Septembertomatoes, peppers, beans, summer squash, winter squash
Octobergarlic (overwinter)tomatoes, peppers, beans, summer squash, winter squash, fall brassicas, carrots
Novembertomatoes, peppers, beans, summer squash, winter squash, fall brassicas, carrots
Decemberfall brassicas, carrots

A year in weather

July is Raleigh's warmest stretch (~80°F) and January its coldest (~42°F); precipitation crests in September at 5.7 inches and ebbs in February to 2.9 inches.

MonthMean tempPrecipRainy days
January42°3.67
February44°2.96
March51°4.27
April61°3.66
May69°4.06
June77°4.97
July80°4.77
August79°4.77
September73°5.76
October62°3.95
November52°3.55
December45°3.76

Regional context

Similar climates Knightdale, NC, Garner, NC, Cary, NC

In Raleigh, NOAA NCEI 1991-2020 normals put January near 42°F and July near 80°F — a 39°F seasonal arc — with about 49.4 inches of precipitation over 74 rainy or snowy days.

No season owns Raleigh's rain: September reaches 5.7 inches across 5.9 days and February keeps 2.9 inches on 6.0, an even spread through Raleigh's year. It is a balanced pattern Raleigh shares with places like Knightdale, NC, Garner, NC and Cary, NC.

Raleigh reaches its last hard frost near March 28; that is the cue for peas, lettuce, spinach, and radishes. Heat-demanding starts go out a fortnight on in Raleigh, after the soil warms and cold snaps clear. By November 8, frost is back in Raleigh — protect or harvest anything tender. That date is a median: Raleigh freezes sooner in half of years.

Similar climates: Knightdale, NC, Garner, NC, Cary, NC, Morrisville, NC, Wake Forest, NC.

Frequently asked

When does it freeze in Raleigh?
In Raleigh, expect the last spring frost near March 28; Raleigh's first autumn frost comes around November 8.
What is the rainy season in Raleigh?
Raleigh sees its heaviest rain in September (around 5.7 inches), part of roughly 49 inches a year.
What is the warmest month in Raleigh?
On average July tops the year in Raleigh at about 80°F.
What is the coldest month in Raleigh?
The coldest stretch in Raleigh falls in January, around 42°F on average.
When can I start a vegetable garden in Raleigh?
Hardy spring crops go in near March 28 in Raleigh; tender peppers and squash wait 10–14 days.
How many rainy days does Raleigh get?
Expect roughly 74 wet days a year in Raleigh.
What hardiness zone is Raleigh?
With January around 42°F, Raleigh's zone reflects that minimum — the USDA ZIP map confirms Raleigh's band.
What is the 10-day forecast for Raleigh?
Raleigh'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 Raleigh?
See this week's day-by-day rain chances for Raleigh in the daily forecast above, and the next 24 hours in the hourly chart.
What is the weather like right now in Raleigh?
Current conditions for Raleigh and the next 24 hours — temperature, precipitation chance, and wind by the hour — are in the hourly forecast chart above.
How often is the Raleigh forecast updated?
The Raleigh forecast on this page is built from Open-Meteo weather-model data and refreshes regularly through the day.
When are sunrise and sunset in Raleigh?
Today's sunrise and sunset times for Raleigh 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 Raleigh?
The next few days in Raleigh's forecast are the most reliable; accuracy declines beyond about a week as weather-model uncertainty grows.

Raleigh sits at 35.8°N; its climate zone is humid subtropical (Köppen approximation).

ZIP codes in Raleigh

  • 27601
  • 27602
  • 27603
  • 27604
  • 27605
  • 27606
  • 27607
  • 27608
  • 27609
  • 27610
  • 27612
  • 27613
  • 27614
  • 27615
  • 27616
  • 27617
  • 27619
  • 27620
  • 27622
  • 27624
  • 27626
  • 27627
  • 27628
  • 27634
  • 27636
  • 27640
  • 27650
  • 27656
  • 27658
  • 27661
  • 27668
  • 27675
  • 27676
  • 27690
  • 27695
  • 27697
  • 27698

Climate normals: NOAA NCEI 1991–2020 normals from the nearest station. Köppen approximation from NOAA NCEI U.S. Climate Regions. See methodology for data sources, editorial rules, and corrections. Maintainer: Brian Tighe.