May verdict

Upper Missouri River Breaks National Monument, United States in May

Weather score49Mixed

Mixed for holiday weather

Average highs are around 19°C, so pack for cooler days. Sunshine averages 10h per day, so bright days are a strong part of the month. Rainfall averages 66mm, which is relatively low for holiday planning.

Temp

19°C

Rain

66mm

Sun

10h

Weather score

Mixed

TemperatureTemp

RainRain

SunSun

Weather scoreWeather score

Cool

Average highs are around 19°C, so pack for cooler days.

Drier

Rainfall averages 66mm, which is relatively low for holiday planning.

Bright

Sunshine averages 10h 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.

Open map

May19°C average high

May 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.

May66mm average rain

May is one of Upper Missouri River Breaks National Monument's wettest months, so rain is likely to be a major planning factor.

Driest monthsJanuary to April and July to December

This is the drier part of the year, when outdoor plans usually need less weather flexibility.

May10 hours average sun

May is brighter than Upper Missouri River Breaks National Monument's yearly average, though the strongest sunshine usually sits closer to the peak months.

Brightest monthsJune to August

This stretch has the strongest sunshine in the monthly averages.