Cool
Average highs are around 17°C, so pack for cooler days.
September verdict
Mixed for holiday weather
Average highs are around 17°C, so pack for cooler days. Sunshine averages 8h per day, so bright days are a strong part of the month. Rainfall averages 45mm, which is relatively low for holiday planning.
Monthly averages
Temp
17°C
Rain
45mm
Sun
8h
Weather score
42
Mixed
Cool
Average highs are around 17°C, so pack for cooler days.
Drier
Rainfall averages 45mm, which is relatively low for holiday planning.
Bright
Sunshine averages 8h per day, so bright days are a strong part of the month.
Map
Compare Cooke City, United States with nearby places by weather score, rain, sun, temperature, and swim conditions.
September17°C average high
September sits in the warmer part of the year, so midday sightseeing can feel heavier than in cooler months.
Warmest monthsJune to September
This stretch sets the upper range for average daytime heat.
September45mm average rain
September sits near Cooke City's yearly rainfall average, so rain is a normal planning factor rather than an outlier.
Driest monthsJanuary to April and July to December
This is the drier part of the year, when outdoor plans usually need less weather flexibility.
September8 hours average sun
September sits close to Cooke City's yearly sunshine average, so it is a middle-of-the-pack month for bright days.
Brightest monthsJune to August
This stretch has the strongest sunshine in the monthly averages.
September42 weather score
September scores below Cooke City's yearly average, so the weather trade-offs are more noticeable.
Best weather monthsJuly to August
These months have the strongest weather score in the monthly averages.
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