Marlette, MI
Climate overview — based on NOAA 1991-2020 normals from SANDUSKY, MI US.
Year-round temperatures (°F)
Avg high
Avg low
Climate summary
Marlette has an annual average temperature of 46.4°F with about 0 inches of precipitation per year. The warmest month is July (average high 80.1°F), and the coldest is February (average low 14.2°F).
Pleasant months
3 / 12
avg high 65–80°F, low ≥ 50°F
Annual swing
48.6°F
warmest to coldest month
Best time to visit Marlette
Full guide →Climate change signal
All-time records →5 of 366 (1.4%) of Marlette'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 | 4 | |
| 1910s | 54 | |
| 1920s | 33 | |
| 1930s | 13 | |
| 1940s | 51 | |
| 1950s | 49 | |
| 1960s | 29 | |
| 1970s | 28 | |
| 1980s | 28 | |
| 1990s | 33 | |
| 2000s | 22 | |
| 2010s | 22 |
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 | 28.4°F | 14.7°F | 21.5°F | in | — | — |
| February | 30.9°F | 14.2°F | 22.5°F | in | — | — |
| March | 40.7°F | 23.6°F | 32.1°F | in | — | — |
| April | 53.8°F | 33.2°F | 43.5°F | in | — | — |
| May | 66.5°F | 45.4°F | 55.9°F | in | — | — |
| June | 76.5°F | 56.0°F | 66.2°F | in | — | — |
| July | 80.1°F | 60.0°F | 70.1°F | in | — | — |
| August | 78.2°F | 58.2°F | 68.2°F | in | — | — |
| September | 72.0°F | 50.8°F | 61.4°F | in | — | — |
| October | 58.6°F | 40.1°F | 49.4°F | in | — | — |
| November | 45.2°F | 30.0°F | 37.6°F | in | — | — |
| December | 34.2°F | 22.4°F | 28.3°F | in | — | — |
Last spring / first fall frost
All-time recordsHottest, coldest, wettest
Planting calendarWhat to plant, and when