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Jamestown (CA) Weather and Climate: A Comprehensive Guide

Jamestown experiences great temperature shifts. The city's weather can transition from very warm days to mild weather. It receives a moderate amount of precipitation. Let’s explore the climate details in depth to provide you with a complete overview.

Average maximum day and minimum night temperature

The climate in Jamestown is known for significant temperature differences throughout the year, making the weather dynamic. On average, daytime temperatures range from a very warm 34°C in July to a moderate 13°C in January.

Nighttime temperatures can drop, with average lows reaching 1°C in January. Check out our detailed temperature page for more information.

Temperature ranges by month

Precipitation and rainy days

Generally, Jamestown receives mid-range precipitation levels, with 686 mm annually. The seasons in Jamestown, bring significant changes in precipitation. The wettest month, December, receives high rainfall, with an average of 140 mm of precipitation. This rainfall is distributed across 11 rainy days.

In contrast, the driest month, July, experiences much less rainfall, totaling 0.1 mm over 0 rainy days. These distinct seasonal differences provide diverse experiences throughout the year. For more details, please visit our Jamestown Precipitation page.

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

Forecast for Jamestown (CA)

Fri   Dec 27
14°C | 7°C
S 3 m/s
7.1 mm
broken clouds and rain

broken clouds and rain

Sat   Dec 28
17°C | 8°C
N 2 m/s
broken clouds and no rain

broken clouds and no rain

Sun   Dec 29
12°C | 6°C
S 5 m/s
9.1 mm
overcast and heavy rain

overcast and heavy rain

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

During the months of May 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 Jamestown have a dry season?
    Yes, the months of June, July, August and September are very dry.
  • Which is the warmest month in Jamestown?
    July has an average maximum temperature of 34°C and is the warmest month of the year.
  • Which is the coldest month in Jamestown?
    The coldest month is December with an average maximum temperature of 13°C.
  • Which is the wettest month in Jamestown?
    December tops the wettest month list with 140 mm of rainfall.
  • Which is the driest month in Jamestown?
    July is the driest month with 0 mm of precipitation.

  • 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.