Fort Sumner, NM
Climate overview — based on NOAA 1991-2020 normals from FT SUMNER, NM US.
Year-round temperatures (°F)
Climate summary
Fort Sumner has an annual average temperature of 59.2°F with about 15.1 inches of precipitation per year and 9.1 inches of snow. The warmest month is July (average high 91.7°F), and the coldest is January (average low 24.6°F). July is typically the wettest month (2.56 in) and November the driest (0.39 in). Snow typically falls from October through April.
Best time to visit Fort Sumner
Full guide →Climate change signal
All-time records →0 of 366 (0%) of Fort Sumner'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.
| 1900s | 1 | |
| 1910s | 54 | |
| 1920s | 49 | |
| 1930s | 57 | |
| 1940s | 27 | |
| 1950s | 58 | |
| 1960s | 16 | |
| 1970s | 16 | |
| 1980s | 30 | |
| 1990s | 15 | |
| 2000s | 34 | |
| 2010s | 9 |
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 | 54.9°F | 24.6°F | 39.7°F | 0.45 in | 3.0 in | 3 |
| February | 59.5°F | 28.3°F | 43.9°F | 0.49 in | 1.3 in | 4 |
| March | 67.4°F | 35.4°F | 51.4°F | 0.69 in | 1.0 in | 5 |
| April | 74.2°F | 42.9°F | 58.6°F | 1.44 in | 0.2 in | 4 |
| May | 81.8°F | 52.4°F | 67.1°F | 1.17 in | — | 5 |
| June | 90.5°F | 62.3°F | 76.4°F | 1.46 in | — | 6 |
| July | 91.7°F | 66.2°F | 79.0°F | 2.56 in | — | 8 |
| August | 89.9°F | 64.6°F | 77.2°F | 2.31 in | — | 8 |
| September | 83.7°F | 56.7°F | 70.2°F | 1.63 in | — | 6 |
| October | 74.3°F | 44.4°F | 59.3°F | 1.87 in | 0.3 in | 5 |
| November | 63.1°F | 32.6°F | 47.9°F | 0.39 in | 0.7 in | 3 |
| December | 54.7°F | 24.9°F | 39.8°F | 0.62 in | 2.6 in | 4 |
Climate twins of Fort Sumner
Why these? →The most climatically similar US cities at least 140 miles away (by monthly temperature + precipitation pattern).