Shiawassee County weather, town by town
14 places in Shiawassee County, Michigan, each with its own live forecast and radar, and where a station sits close enough, measured weather records.
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Measured at the NOAA stations serving these towns, daily records 1896 to 2026. Station extremes, not official state records.
Shiawassee County Weather Facts
Shiawassee County has 14 places on myweatherrock (6 villages, 5 cities, 3 census-designated places), each with its own live forecast, hourly timeline, ten day outlook and radar. The hottest day in the station records is 105°F at Owosso Wwtp on July 24, 1934. The coldest night is -29°F at Lansing Capital City Ap on January 4, 1981. The wettest day brought 5.35 inches of rain at Chesaning on August 11, 2012. The biggest single-day snow measured 17.52 inches at Owosso Wwtp on January 27, 1967. Those are station measurements from NOAA's daily records, 1896 to 2026, not official state records. By area the largest place is Owosso, about 5 square miles.
About Shiawassee County weather
The map on the Now tab shows every Shiawassee County town's current temperature from our own server, one dot per town. Tap any dot, or type a town above, for that town's full forecast.
What the weather is usually like
Across the 14 Shiawassee County towns with station normals, the warmest month is July, when the day usually reaches 83°F, and the coldest is January, when the night usually falls to 15°F. January is the wettest, with rain on about 13 days.
Means of the 1991 to 2020 station normals serving these towns, as published by NOAA; each town's page carries its own.
Where these numbers come from
- Current conditions and forecast: NOAA forecast grids decoded on our own server, corrected against the nearest reporting station and our own radar. Open-Meteo is consulted only as a fallback when our server is silent.
- Records: computed by myweatherrock from NOAA GHCN-Daily station records at the stations serving these towns. Measurements, not estimates.
- Warnings and alerts: the National Weather Service, passed through unchanged.
Shiawassee County weather records
Measured at the NOAA stations serving these towns, daily records 1896 to 2026. Station extremes, not official state records.
Common questions about Shiawassee County weather
- What is the hottest temperature recorded at a Shiawassee County station?
- 105°F at Owosso Wwtp on July 24, 1934, in the NOAA daily station records myweatherrock holds (1896 to 2026).
- What is the coldest temperature recorded at a Shiawassee County station?
- -29°F at Lansing Capital City Ap on January 4, 1981.
- What is the most rain a Shiawassee County station has measured in one day?
- 5.35 inches at Chesaning on August 11, 2012.
- What is the biggest one-day snowfall at a Shiawassee County station?
- 17.52 inches at Owosso Wwtp on January 27, 1967.
- How many Shiawassee County towns have a weather page here?
- 14: 6 villages, 5 cities, 3 census-designated places. Each page carries current conditions, the hourly timeline, the ten day outlook, radar, and where a station sits close enough, measured records.
- Where does the Shiawassee County forecast come from?
- NOAA forecast grids (the National Weather Service digital forecast, the National Blend of Models, HRRR and GFS) decoded on our own server, corrected against the nearest reporting station and our own radar. Open-Meteo is consulted only as a fallback when our server is silent.
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