Posen, MI
Climate overview — based on NOAA 1991-2020 normals from ALPENA 10NW, MI US.
Year-round temperatures (°F)
Avg high
Avg low
Climate summary
Posen has an annual average temperature of 43.5°F with about 0 inches of precipitation per year. The warmest month is August (average high 79.6°F), and the coldest is February (average low 10.3°F).
Pleasant months
3 / 12
avg high 65–80°F, low ≥ 50°F
Annual swing
48.7°F
warmest to coldest month
Best time to visit Posen
Full guide →Climate change signal
All-time records →0 of 366 (0%) of Posen'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.
| 1990s | 104 | |
| 2000s | 262 |
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 | 26.4°F | 11.0°F | 18.7°F | in | — | — |
| February | 29.0°F | 10.3°F | 19.7°F | in | — | — |
| March | 39.3°F | 17.3°F | 28.3°F | in | — | — |
| April | 51.4°F | 28.9°F | 40.1°F | in | — | — |
| May | 65.0°F | 40.8°F | 52.9°F | in | — | — |
| June | 75.5°F | 50.3°F | 62.9°F | in | — | — |
| July | 79.2°F | 55.6°F | 67.4°F | in | — | — |
| August | 79.6°F | 53.9°F | 66.7°F | in | — | — |
| September | 70.4°F | 46.3°F | 58.4°F | in | — | — |
| October | 57.3°F | 35.8°F | 46.6°F | in | — | — |
| November | 43.1°F | 27.2°F | 35.2°F | in | — | — |
| December | 32.2°F | 18.0°F | 25.1°F | in | — | — |
Last spring / first fall frost
All-time recordsHottest, coldest, wettest
Planting calendarWhat to plant, and when