Troy, MI Weather & Climate Normals
Troy's real weather, in one number
Troy, MI scores 44/100 on this site's reading of NOAA's own 30-year normals: strongly seasonal. Comfortable weather is limited to a shorter window; summers, winters, or precipitation swing wide. 5 of the year's 12 months average between 55 and 75°F, the range this site counts as mild.
Troy's hottest and coldest months
Troy's hottest month is Jul, averaging 73°F; its coldest is Jan, averaging 24°F, a 48.4°F swing across the year, one of the widest gaps in this dataset.
Rain and snow in Troy
Troy averages 33.88in of precipitation a year across roughly 130 days with measurable rain or snow, and 36in of snow a year.
Where Troy ranks
Troy ranks 3661 of 4876 US cities in this dataset for comfort score, and 86 of 153 within MI. About 89,209 people live there.
If you need tomorrow's forecast, not the 30-year average
Everything above is a 30-year average from PONTIAC WWTP, MI US, 6.8 miles from Troy, not a prediction for any specific day.
More on how this is worked out
What a 30-year climate normal actually is · Why this uses the nearest NOAA station