May verdict

United States in May

Weather score61Good

Good for holiday weather

Average highs are around 24°C, so days are mild rather than hot. Sunshine averages 9h per day, so bright days are a strong part of the month. Rainfall averages 86mm, so some wet days are possible.

San Francisco, California, United States, United States travel weather guide
Photo by 12019 on Pixabay

May weather

Monthly averages

Temp

24°C

Rain

86mm

Sun

9h

Sea

3°C

Weather score

61

Good

Seasonal climate calendar

TemperatureTemp
RainRain
SunSun
SwimSwim
Weather scoreWeather score

Trip feel

Mild

Average highs are around 24°C, so days are mild rather than hot.

Showers

Rainfall averages 86mm, so some wet days are possible.

Bright

Sunshine averages 9h per day, so bright days are a strong part of the month.

Cool sea

Sea temperatures average 3°C, so the water can feel cool.

Map

Weather map

Compare United States with nearby places by weather score, rain, sun, temperature, and swim conditions.

Temperature

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May24°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.

May86mm average rain

May is close to United States' usual rainfall pattern, with little seasonal change across the year.

Driest monthsJanuary to October

Rainfall stays comparatively low through the year.

May9 hours average sun

May is brighter than United States' yearly average, though the strongest sunshine usually sits closer to the peak months.

Brightest monthsMay to August

This stretch has the strongest sunshine in the monthly averages.

Sea temperature

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May3°C average sea

May is close to United States' yearly sea-temperature average, so swimming comfort is fairly typical.

Warmest seaJuly to October

Sea temperatures are usually near 4°C in this stretch, so swimming comfort is at its strongest.

Weather score

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May61 weather score

May scores above United States' yearly average, so the overall weather mix is stronger than most months.

Best weather monthsJune to August

These months have the strongest weather score in the monthly averages.

Hotels near United States