Warm
Average highs sit around 27°C, giving warm days by monthly-average standards.
September verdict
Grand Junction, Colorado, United States in September
Weather score75Very good
Very good for holiday weather
Average highs sit around 27°C, giving warm days by monthly-average standards. Sunshine averages 9.6h per day, so bright days are a strong part of the month. Rainfall averages 21mm, which is relatively low for holiday planning.
September weather
Monthly averages
Temp
27°C
Rain
21mm
Sun
9.6h
Weather score
75
Very good
Seasonal climate calendar
TemperatureTemp
RainRain
SunSun
Weather scoreWeather score
Trip feel
Drier
Rainfall averages 21mm, which is relatively low for holiday planning.
Bright
Sunshine averages 9.6h per day, so bright days are a strong part of the month.
Map
Weather map
Compare Grand Junction, Colorado, United States with nearby places by weather score, rain, sun, temperature, and swim conditions.
Temperature
September27°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.
Rain
September21mm average rain
September is close to Grand Junction's usual rainfall pattern, with little seasonal change across the year.
Driest monthsAll year
Rainfall stays comparatively low through the year.
Sun
September9.6 hours average sun
September sits close to Grand Junction'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.
Weather score
September75 weather score
September sits close to Grand Junction's yearly weather-score average, giving a typical overall read on the month.
Best weather monthsJune to August
These months have the strongest weather score in the monthly averages.
Hotels in Grand Junction, Colorado, United States
Marriott
Courtyard Grand JunctionGrand Junction, Colorado, USA
Fairfield Inn & Suites Grand Junction Downtown/Historic Main StreetGrand Junction, Colorado, USA
SpringHill Suites by Marriott Grand Junction Downtown/Historic Main StreetGrand Junction, Colorado, USA
Residence Inn Grand JunctionGrand Junction, Colorado, USA
Postcard Cabins Barber CreekGrand Junction, Michigan, USA
Postcard Cabins Barber Creek, Outdoor Collection by Marriott BonvoyGrand Junction, Michigan, USA