Cool
Average highs are around 18°C, so pack for cooler days.
May verdict
Pullman, Washington, United States in May
Weather score46Mixed
Mixed for holiday weather
Average highs are around 18°C, so pack for cooler days. Sunshine averages 9h per day, so bright days are a strong part of the month. Rainfall averages 47mm, which is relatively low for holiday planning.
May weather
Monthly averages
Temp
18°C
Rain
47mm
Sun
9h
Weather score
46
Mixed
Seasonal climate calendar
TemperatureTemp
RainRain
SunSun
Weather scoreWeather score
Trip feel
Drier
Rainfall averages 47mm, which is relatively low for holiday planning.
Bright
Sunshine averages 9h per day, so bright days are a strong part of the month.
Map
Weather map
Compare Pullman, Washington, United States with nearby places by weather score, rain, sun, temperature, and swim conditions.
Temperature
May18°C average high
May is close to Pullman's yearly temperature average, giving a typical read on daytime heat.
Warmest monthsJune to September
This stretch sets the upper range for average daytime heat.
Rain
May47mm average rain
May sits near Pullman's yearly rainfall average, so rain is a normal planning factor rather than an outlier.
Driest monthsApril to October
This is the drier part of the year, when outdoor plans usually need less weather flexibility.
Sun
May9 hours average sun
May sits close to Pullman's yearly sunshine average, so it is a middle-of-the-pack month for bright days.
Brightest monthsJuly to August
This stretch has the strongest sunshine in the monthly averages.
Weather score
May46 weather score
May sits close to Pullman's yearly weather-score average, giving a typical overall read on the month.
Best weather monthsJuly to August
These months have the strongest weather score in the monthly averages.
