Norman, Oklahoma Weather
Thunder quiets the land. Day 93 of summer. Read this microseason across nine climate regions →
Norman weather forecast — hour by hour, 7-day outlook, NOAA radar
Conditions updated 12:20 AM CDT · Open-Meteo
- TodaySep 21Clear——88°71°—
- TuesdaySep 22Overcast——86°67°-2°
- WednesdaySep 23Drizzle——92°65°+6°
- ThursdaySep 24Overcast——94°68°+2°
- FridaySep 25Overcast11%—94°68°0°
- SaturdaySep 26Light Drizzle20%—83°68°-11°
- SundaySep 27Drizzle18%—97°65°+14°
Air quality now AQI 34 · Good
AQI 34 (Good), driven by PM2.5. AQI flat over the last 6 hours (within ±3 points). PM2.5 at 9.8 µg/m³ (AQI 52) with a 0.84 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.
What's driving it
PM × Wind × Precip
PM2.5 at 9.8 µg/m³ (AQI 52) with a 0.84 fine-to-coarse ratio and 4 mph wind — combustion smoke trapped in stagnant air, not road dust.
- PM2.5/PM10
- 0.84
- 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
- 4:50 PM
- Moonset
- 2:07 AM
- In sign
- ♑︎ Capricorn
Thunder quiets the land
Read this microseason across nine climate regions →
All 72 microseasons on the year wheel →
Norman at a glance
- Today vs. normal: Today averages 80°F (high 88°F, low 71°F), 9°F above the 71°F normal for Sep 21
- Last frost: April 3 (1991–2020 median, NOAA station 10 km away)
- Microseason: Sep 21–25
- Planting calendar: September — plant garlic (overwinter); harvest peppers, beans, summer squash, winter squash
15-Day Forecast — Norman
- Mon88°71°4%
- Tue86°67°4%
- Wed92°65°2%
- Thu94°68°6%
- Fri94°68°11%
- Sat83°68°20%
- Sun97°65°18%
- Mon94°67°27%
- Tue91°68°38%
- Wed95°69°16%
- Thu89°69°15%
- Fri90°74°20%
- Sat87°64°14%
- Sun71°58°16%
- Mon69°49°13%
Forecast data from Open-Meteo (CC BY 4.0).
Live wind & temperature near Norman
Interactive wind and temperature map centered on Norman — 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 3) 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 peppers, beans, summer squash, and winter squash.
SPC Convective Outlook
Storm Prediction Center — Norman
SPC includes Norman in the general thunderstorm area today — no severe risk, but storms are possible.
- TODAYTSTMGeneral Thunderstorms
- TOMORROWTSTMGeneral Thunderstorms
- DAY 3NONENo severe risk
Thunderstorms possible. Not severe, but capable of producing lightning and brief heavy rain.
Source: NOAA / NWS Storm Prediction Center categorical convective outlook.
Sun & seasons in Norman
Norman sits in Cleveland County, where the year’s longest day runs 14h 32m of daylight and its shortest just 9h 47m — a swing of +4h 45m between the June and December solstices. Clocks spring forward on Sunday, March 8, 2026 and fall back on Sunday, November 1, 2026.
Oklahoma City, the state’s largest city, lies about 19 miles to the NNW. The nearest town Norman tracks is Oklahoma City, roughly 19 miles to the NNW.
Air quality in Norman
Air quality in Norman’s county has held roughly steady since 2020; its cleanest year on record was 2025 (median AQI 48). See the full air-quality history for Norman.
Planting calendar
| Month | Plant | Harvest |
|---|---|---|
| March | lettuce, peas, spinach, radishes | — |
| April | lettuce, spinach, radishes, tomatoes, peppers, beans, squash | lettuce, spinach, radishes |
| May | tomatoes, peppers, beans, squash | lettuce, peas, spinach, radishes |
| June | beans, squash | beans, summer squash, garlic |
| July | tomatoes, peppers, beans, squash | tomatoes, peppers, beans, summer squash, garlic |
| August | beans, squash, fall brassicas, carrots | tomatoes, peppers, summer squash, winter squash |
| September | garlic (overwinter) | 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
Norman's warmest month is July (~82°F mean) and its coldest is January (~39°F). Rainfall peaks in May (5.1 inches) and bottoms out in January (1.4 inches).
| Month | Mean temp | Precip | Rainy days |
|---|---|---|---|
| January | 39° | 1.4″ | 5 |
| February | 43° | 1.6″ | 6 |
| March | 52° | 2.8″ | 7 |
| April | 60° | 3.5″ | 8 |
| May | 69° | 5.1″ | 10 |
| June | 77° | 4.8″ | 9 |
| July | 82° | 3.7″ | 6 |
| August | 81° | 3.6″ | 7 |
| September | 73° | 3.7″ | 7 |
| October | 62° | 3.4″ | 7 |
| November | 50° | 2.0″ | 6 |
| December | 41° | 2.0″ | 6 |
Regional context
Similar climates Noble, OK, Moore, OK, Goldsby, OK
Drawing on NOAA NCEI 1991-2020 normals, Norman's January averages 39°F and July 82°F — 43°F apart — while precipitation totals roughly 37.7 inches over some 85 days.
Summer convection drives Norman's precipitation: May logs 5.1 inches on 10.4 rainy days, against January's 1.4 inches on 5.2 — warm-season storms carry Norman's moisture. That summer-storm rhythm groups Norman with places like Noble, OK, Moore, OK and Goldsby, OK.
The cool-season window in Norman starts at April 3, when nights stop freezing — think peas, lettuce, spinach, and radishes. Warm-soil crops in Norman wait about two weeks past Norman's last frost, once the soil warms. It shuts near November 3, when freezes return to Norman and tender plants need cover. Sheltered Norman yards can escape a light frost.
Similar climates: Noble, OK, Moore, OK, Goldsby, OK, Slaughterville, OK, Etowah, OK.
Frequently asked
- When does it freeze in Norman?
- In Norman, expect the last spring frost near April 3; Norman's first autumn frost comes around November 3.
- What is the rainy season in Norman?
- Rainfall in Norman peaks in May near 5.1 inches, out of about 38 inches annually.
- What is the warmest month in Norman?
- Norman peaks in July, when the mean runs near 82°F.
- What is the coldest month in Norman?
- January is Norman's coldest month, averaging about 39°F.
- When can I start a vegetable garden in Norman?
- Around April 3, start frost-hardy crops in Norman; tomatoes and basil belong a fortnight later.
- How many rainy days does Norman get?
- Norman records around 85 days of measurable precipitation annually.
- What hardiness zone is Norman?
- Since January in Norman averages 39°F, Norman's USDA zone follows that floor — confirm it by ZIP.
- What is the 10-day forecast for Norman?
- Norman'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 Norman?
- See this week's day-by-day rain chances for Norman in the daily forecast above, and the next 24 hours in the hourly chart.
- What is the weather like right now in Norman?
- Current conditions for Norman and the next 24 hours — temperature, precipitation chance, and wind by the hour — are in the hourly forecast chart above.
- How often is the Norman forecast updated?
- The Norman forecast on this page is built from Open-Meteo weather-model data and refreshes regularly through the day.
- When are sunrise and sunset in Norman?
- Today's sunrise and sunset times for Norman 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 Norman?
- The next few days in Norman's forecast are the most reliable; accuracy declines beyond about a week as weather-model uncertainty grows.
Norman sits at 35.2°N; its climate zone is humid subtropical (Köppen approximation).
ZIP codes in Norman
- 73019
- 73026
- 73068
- 73069
- 73070
- 73071
- 73072
- 74857