Jefferson, OK
Climate overview — based on NOAA 1991-2020 normals from JEFFERSON 3SE, OK US.
Year-round temperatures (°F)
Climate summary
Jefferson has an annual average temperature of 57.5°F with about 33.9 inches of precipitation per year. The warmest month is July (average high 94.6°F), and the coldest is January (average low 20.2°F). May is typically the wettest month (4.79 in) and January the driest (1.02 in).
Best time to visit Jefferson
Full guide →Climate change signal
All-time records →0 of 366 (0%) of Jefferson's all-time daily heat records have been set since 2015. If records were spread evenly across the station's history, only about 5% would fall in any given decade.
| 1890s | 55 | |
| 1900s | 17 | |
| 1910s | 37 | |
| 1920s | 16 | |
| 1930s | 83 | |
| 1940s | 7 | |
| 1950s | 51 | |
| 1960s | 20 | |
| 1970s | 15 | |
| 1980s | 17 | |
| 1990s | 18 | |
| 2000s | 28 | |
| 2010s | 2 | |
| 2020s | 0 |
Bars: number of all-time daily heat records still standing that were set in each decade.
Monthly averages
| Month | Avg High | Avg Low | Avg Temp | Precipitation | Snow | Rainy days |
|---|---|---|---|---|---|---|
| January | 47.6°F | 20.2°F | 33.9°F | 1.02 in | — | 4 |
| February | 52.2°F | 23.4°F | 37.8°F | 1.17 in | — | 5 |
| March | 62.0°F | 31.6°F | 46.8°F | 2.28 in | — | 6 |
| April | 70.8°F | 41.4°F | 56.1°F | 3.67 in | — | 7 |
| May | 79.9°F | 53.1°F | 66.5°F | 4.79 in | — | 10 |
| June | 89.5°F | 63.3°F | 76.4°F | 4.52 in | — | 8 |
| July | 94.6°F | 67.9°F | 81.2°F | 3.76 in | — | 7 |
| August | 93.5°F | 65.9°F | 79.7°F | 3.74 in | — | 7 |
| September | 85.3°F | 56.7°F | 71.0°F | 2.69 in | — | 6 |
| October | 73.5°F | 43.7°F | 58.6°F | 3.10 in | — | 6 |
| November | 60.2°F | 31.5°F | 45.9°F | 1.66 in | — | 4 |
| December | 49.0°F | 22.8°F | 35.9°F | 1.45 in | — | 5 |
Climate twins of Jefferson
Why these? →The most climatically similar US cities at least 140 miles away (by monthly temperature + precipitation pattern).