January verdict

United States in January

Weather score32Poor

Poor for holiday weather

Average highs are around 7°C, so pack for cooler days. Sunshine averages 5h per day, enough for a balanced month. Rainfall averages 73mm, which is relatively low for holiday planning.

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

January weather

Monthly averages

Temp

7°C

Rain

73mm

Sun

5h

Sea

2°C

Weather score

32

Poor

Seasonal climate calendar

TemperatureTemp
RainRain
SunSun
SwimSwim
Weather scoreWeather score

Trip feel

Cool

Average highs are around 7°C, so pack for cooler days.

Drier

Rainfall averages 73mm, which is relatively low for holiday planning.

Some sun

Sunshine averages 5h per day, enough for a balanced month.

Cool sea

Sea temperatures average 2°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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January7°C average high

January has some of the coolest average daytime highs of the year, so pack for fresher conditions.

Warmest monthsJune to September

This stretch sets the upper range for average daytime heat.

January73mm average rain

January 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.

January5 hours average sun

January is one of United States' cloudier months, so sunshine-led plans are less reliable.

Brightest monthsMay to August

This stretch has the strongest sunshine in the monthly averages.

Sea temperature

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January2°C average sea

January is one of the coolest sea months, so the water may feel fresher than in peak months.

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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January32 weather score

January is one of the weakest weather-score months, when the overall mix is less favourable than the rest of the year.

Best weather monthsJune to August

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

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