Mellen, WI
Climate overview — based on NOAA 1991-2020 normals from MELLEN 4 NE, WI US.
Year-round temperatures (°F)
Climate summary
Mellen has an annual average temperature of 40.4°F with about 34.7 inches of precipitation per year and 102.6 inches of snow. The warmest month is July (average high 77.2°F), and the coldest is January (average low 2.1°F). July is typically the wettest month (4.80 in) and February the driest (1.15 in). Snow typically falls from September through May.
Best time to visit Mellen
Full guide →Climate change signal
All-time records →3 of 366 (0.8%) of Mellen'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.
| 1920s | 6 | |
| 1930s | 68 | |
| 1940s | 73 | |
| 1950s | 29 | |
| 1960s | 16 | |
| 1970s | 30 | |
| 1980s | 51 | |
| 1990s | 40 | |
| 2000s | 30 | |
| 2010s | 23 |
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 | 20.7°F | 2.1°F | 11.4°F | 1.45 in | 23.8 in | 14 |
| February | 25.8°F | 4.6°F | 15.2°F | 1.15 in | 16.8 in | 10 |
| March | 37.4°F | 15.1°F | 26.2°F | 1.89 in | 16.1 in | 10 |
| April | 50.0°F | 27.5°F | 38.8°F | 3.03 in | 8.7 in | 11 |
| May | 64.2°F | 39.8°F | 52.0°F | 3.82 in | 0.6 in | 12 |
| June | 72.9°F | 49.8°F | 61.4°F | 4.34 in | — | 13 |
| July | 77.2°F | 55.3°F | 66.2°F | 4.80 in | — | 11 |
| August | 75.5°F | 53.6°F | 64.5°F | 3.32 in | — | 10 |
| September | 67.6°F | 46.4°F | 57.0°F | 3.62 in | 0.2 in | 12 |
| October | 53.6°F | 34.1°F | 43.9°F | 3.73 in | 1.5 in | 13 |
| November | 37.9°F | 22.5°F | 30.2°F | 1.95 in | 12.8 in | 11 |
| December | 26.0°F | 10.5°F | 18.3°F | 1.61 in | 22.1 in | 13 |
Climate twins of Mellen
Why these? →The most climatically similar US cities at least 140 miles away (by monthly temperature + precipitation pattern).