September verdict

Upper Missouri River Breaks National Monument, United States in September

Weather score55Mixed

Mixed for holiday weather

Average highs are around 22°C, so days are mild rather than hot. Sunshine averages 8.5h per day, so bright days are a strong part of the month. Rainfall averages 32mm, which is relatively low for holiday planning.

Temp

22°C

Rain

32mm

Sun

8.5h

Weather score

Mixed

TemperatureTemp

RainRain

SunSun

Weather scoreWeather score

Mild

Average highs are around 22°C, so days are mild rather than hot.

Drier

Rainfall averages 32mm, which is relatively low for holiday planning.

Bright

Sunshine averages 8.5h per day, so bright days are a strong part of the month.

Map

Weather map

Compare Upper Missouri River Breaks National Monument, United States with nearby places by weather score, rain, sun, temperature, and swim conditions.

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September22°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.

September32mm average rain

September sits near Upper Missouri River Breaks National Monument'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.