Mild
Average highs are around 26°C, so days are mild rather than hot.
Weather Guide
Bay City, Michigan, United States Average Monthly Weather
Weather score44Mixed annual avg
Best months: July, August, June
Across the year, average daytime temperatures are around 13°C, sunshine averages 6.1h per day, and rainfall totals about 762mm.
Annual weather
Annual averages
Temp
13°C
Rain
762mm
Annual total
Sun
6.1h
Weather score
44
Mixed avg
Seasonal climate calendar
TemperatureTemp
RainRain
SunSun
Weather scoreWeather score
Trip feel
Showers
Rainfall averages 82mm, so some wet days are possible.
Bright
Sunshine averages 8.5h per day, so bright days are a strong part of the month.
Map
Weather map
Compare Bay City, Michigan, United States with nearby places by weather score, rain, sun, temperature, and swim conditions.
Temperature
August26°C average high
August is one of Bay City's warmest months, with daytime heat above the yearly average.
Warmest monthsJune to September
This stretch sets the upper range for average daytime heat.
Rain
August82mm average rain
August is one of Bay City's wettest months, so rain is likely to be a major planning factor.
Driest monthsJanuary to March, July, October, and December
This is the drier part of the year, when outdoor plans usually need less weather flexibility.
Sun
August8.5 hours average sun
August is brighter than Bay City's yearly average, though the strongest sunshine usually sits closer to the peak months.
Brightest monthsMay to August
This stretch has the strongest sunshine in the monthly averages.
Weather score
August70 weather score
August scores above Bay City's yearly average, so the overall weather mix is stronger than most months.
Best weather monthsJune to August
These months have the strongest weather score in the monthly averages.
