Monroe, MI
Climate overview — based on NOAA 1991-2020 normals from MONROE, MI US.
Year-round temperatures (°F)
Avg high
Avg low
Climate summary
Monroe has an annual average temperature of 49.9°F with about 0 inches of precipitation per year. The warmest month is July (average high 84.5°F), and the coldest is January (average low 18.0°F).
Pleasant months
2 / 12
avg high 65–80°F, low ≥ 50°F
Annual swing
48.1°F
warmest to coldest month
Best time to visit Monroe
Full guide →Climate change signal
All-time records →80 of 366 (21.9%) of Monroe'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.
| 2000s | 154 | |
| 2010s | 211 | |
| 2020s | 1 |
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 | 32.9°F | 18.0°F | 25.4°F | in | — | — |
| February | 35.3°F | 19.3°F | 27.3°F | in | — | — |
| March | 45.0°F | 26.7°F | 35.9°F | in | — | — |
| April | 57.9°F | 37.8°F | 47.8°F | in | — | — |
| May | 69.3°F | 49.3°F | 59.3°F | in | — | — |
| June | 79.9°F | 59.3°F | 69.6°F | in | — | — |
| July | 84.5°F | 62.5°F | 73.5°F | in | — | — |
| August | 81.6°F | 60.9°F | 71.3°F | in | — | — |
| September | 74.8°F | 54.0°F | 64.4°F | in | — | — |
| October | 63.0°F | 42.2°F | 52.6°F | in | — | — |
| November | 49.3°F | 32.5°F | 40.9°F | in | — | — |
| December | 37.8°F | 23.6°F | 30.7°F | in | — | — |
Last spring / first fall frost
All-time recordsHottest, coldest, wettest
Planting calendarWhat to plant, and when