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Folsom (CA) Weather and Climate: A Comprehensive Guide

Folsom experiences great temperature shifts. The city's weather can transition from very warm days to mild weather. It maintains moderate precipitation patterns. Now, let’s explore all the climate details to give you a full picture.

Average maximum day and minimum night temperature

The climate in Folsom is known for significant temperature differences throughout the year, making the weather dynamic. Typically, average maximum daytime temperatures range from a very warm 35°C in July to a moderate 13°C in the coolest month, January.

Nights are cooler, with lows often dropping to around 3°C during the colder months. Check out our detailed temperature page for more information.

Temperature ranges by month

Precipitation and rainy days

Generally, Folsom receives mid-range precipitation levels, with 506 mm annually. The climate in Folsom shows significant variation throughout the year. Expect high rainfall in December, with an average of 105 mm of precipitation over 11 rainy days.

In contrast, August offers drier and sunnier days, with around 0 mm of rainfall over 0 rainy days. For more details, please visit our Folsom Precipitation page.

The mean monthly precipitation over the year, including rain, hail and snow

Sunshine over the year

For those who appreciate different seasons, Folsom serves as an ideal destination. Expect longer, more sun-filled days in July with an average of 14.7 hours of sunshine daily, and embrace the darker days in December, offering only 4.7 hours of daily sunlight. Visit our detailed sunshine hours page for more information.

Monthly hours of sunshine

Data from: Sacramento, the United States of America (29 KM, 18 Miles).

Daily hours of sunshine

Data from: Sacramento, the United States of America (29 KM, 18 Miles).

Forecast for Folsom (CA)

Fri   Dec 27
16°C | 10°C
SE 8 m/s
4.4 mm
overcast and rain

overcast and rain

Sat   Dec 28
17°C | 11°C
S 4 m/s
1 mm
overcast and  chance of slight rain

overcast and chance of slight rain

Sun   Dec 29
16°C | 7°C
S 8 m/s
16 mm
partly cloudy and rain

partly cloudy and rain

The best time of year to visit Folsom in the United States of America

During the months of April and October you are most likely to experience good weather with pleasant average temperatures that fall between 20°C and 26°C.

Other facts from our historical weather data:
  • Does Folsom have a dry season?
    Yes, the months of June, July, August and September are very dry.
  • Which is the warmest month in Folsom?
    July has an average maximum temperature of 35°C and is the warmest month of the year.
  • Which is the coldest month in Folsom?
    The coldest month is December with an average maximum temperature of 13°C.
  • Which is the wettest month in Folsom?
    December tops the wettest month list with 105 mm of rainfall.
  • Which is the driest month in Folsom?
    August is the driest month with 0 mm of precipitation.
  • Which is the sunniest month in Folsom?
    July is the sunniest month with an average of 440 hours of sunshine.

  • No idea where to travel to this year? We have a tool that recommends destinations based on your ideal conditions. Find out where to go with our weather planner.