Downtown Norman, Norman Weather
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Climate of Downtown Norman: monthly averages
Based on 25 years of satellite and reanalysis data (2001-2025), July is usually the hottest month in Downtown Norman, with average daytime highs around 35°C. January is the coolest, when nights typically fall to about -2°C and frost is possible on the coldest nights. That is a wide yearly range of roughly 37°C, so the seasons feel very different from each other.
The area receives about 900 mm of rain in a typical year. Most of it falls from May to June, and May is the wettest month at roughly 133 mm.
For outdoor plans and travel, April and September to October usually offer the most comfortable weather in Downtown Norman, with mild days and relatively little rain.
| Month | Avg high | Avg low | Rainfall | Humidity |
|---|---|---|---|---|
| Jan | 9° | -2° | 35 mm | 70% |
| Feb | 12° | -1° | 43 mm | 71% |
| Mar | 18° | 5° | 64 mm | 68% |
| Apr | 23° | 10° | 90 mm | 67% |
| May | 27° | 15° | 133 mm | 70% |
| Jun | 32° | 21° | 113 mm | 68% |
| Jul | 35° | 23° | 78 mm | 60% |
| Aug | 35° | 23° | 88 mm | 59% |
| Sep | 30° | 18° | 83 mm | 63% |
| Oct | 23° | 10° | 86 mm | 65% |
| Nov | 16° | 4° | 42 mm | 68% |
| Dec | 10° | -1° | 43 mm | 72% |
Source: NASA POWER (MERRA-2 reanalysis), averaged over the roughly 50 km grid area around Downtown Norman. Values describe typical conditions, not a forecast.
About Downtown Norman weather
Downtown Norman is set in Oklahoma's position on the southern Great Plains, known for volatile weather and severe thunderstorms, about 28 km south of Oklahoma City. Summers bring hot summers (June–August) with highs often above 35°C. The year winds down with cold, changeable winters with occasional ice storms and snow. This page shows live, auto-refreshing weather for Downtown Norman: current conditions, an hourly breakdown, a 16-day outlook, a date-lookup tool for any past or future date, and real-time air quality, sourced from Open-Meteo. Local timezone: America/Chicago.
Frequently asked questions
Downtown Norman is about 28 km south of Oklahoma City, in Oklahoma.
Downtown Norman sees cold, changeable winters with occasional ice storms and snow.
The live current conditions, hourly forecast and 16-day outlook above are pulled in real time for Downtown Norman's exact coordinates. No fixed schedule, the page updates whenever you load it.
July is usually the hottest month in Downtown Norman, with average daytime highs of about 35°C and nights around 23°C.
The coldest nights come in January, when the average low is about -2°C and daytime highs reach around 9°C. Frost is possible on clear, calm nights.
Downtown Norman receives about 900 mm of rain in a typical year. May is the wettest month at roughly 133 mm, and the main rainy period is May to June.
April and September to October usually offer the most comfortable weather in Downtown Norman, with mild daytime temperatures and little rain.
In November Downtown Norman typically sees daytime highs near 16°C and lows near 4°C, with about 42 mm of rain over the month and average humidity around 68%. Check the live forecast above for this week's actual conditions.
Up to 16 days ahead using the extended forecast and date picker above; further-out or historical dates use the same date lookup tool.
Live temperature for Downtown Norman is shown at the top of this page and refreshes automatically — see the hourly breakdown below for how it changes through the day.
Downtown Norman's day-to-day weather follows the broader pattern of Oklahoma described above. See the hourly weather forecast or the air quality index for more detail.