Cool
Average highs are around 16°C, so pack for cooler days.
September verdict
Mixed for holiday weather
Average highs are around 16°C, so pack for cooler days. Sunshine averages 8.3h per day, so bright days are a strong part of the month. Rainfall averages 39mm, which is relatively low for holiday planning.
Monthly averages
Temp
16°C
Rain
39mm
Sun
8.3h
Weather score
43
Mixed
Cool
Average highs are around 16°C, so pack for cooler days.
Drier
Rainfall averages 39mm, which is relatively low for holiday planning.
Bright
Sunshine averages 8.3h per day, so bright days are a strong part of the month.
Map
Compare Estes Park, United States with nearby places by weather score, rain, sun, temperature, and swim conditions.
September16°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.
September39mm average rain
September is close to Estes Park's usual rainfall pattern, with little seasonal change across the year.
Driest monthsAll year
Rainfall stays comparatively low through the year.
September8.3 hours average sun
September sits close to Estes Park's yearly sunshine average, so it is a middle-of-the-pack month for bright days.
Brightest monthsMay to August
This stretch has the strongest sunshine in the monthly averages.
September43 weather score
September scores below Estes Park's yearly average, so the weather trade-offs are more noticeable.
Best weather monthsJune to August
These months have the strongest weather score in the monthly averages.
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