Lafayette, California 

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Climate in Lafayette, California

Lafayette, California gets 24 inches of rain, on average, per year. The US average is 38 inches of rain per year.

Lafayette averages 0 inches of snow per year. The US average is 28 inches of snow per year.

On average, there are 262 sunny days per year in Lafayette. The US average is 205 sunny days.

Lafayette gets some kind of precipitation, on average, 66 days per year. Precipitation is rain, snow, sleet, or hail that falls to the ground. In order for precipitation to be counted you have to get at least .01 inches on the ground to measure.

Weather Highlights

Summer High: the July high is around 82 degrees
Winter Low: the January low is 41
Rain: averages 24 inches of rain a year
Snow: averages 0 inches of snow a year


The annual BestPlaces Comfort Index for Lafayette is 8.6 (10=best), which means it is more comfortable than most places in California.

8.6 / 10
June, September and August are the most pleasant months in Lafayette, while January and December are the least comfortable months.

Climate Averages
  Lafayette, CaliforniaUnited States
  24.1 in.38.1 in.
  0.0 in.27.8 in.
  65.6 days106.2 days
  262 days205 days
  308 ft.2443 ft.


Many people confuse weather and climate but they are different. Weather is the conditions of the atmosphere over a short period of time, and climate is how the atmosphere is over long periods of time.

Weather is how the atmosphere is behaving and its effects upon life and human activities. Weather can change from minute-to-minute. Most people think of weather in terms of temperature, humidity, precipitation, cloudiness, brightness, visibility, wind, and atmospheric pressure.

Climate is the description of the long-term pattern of weather in a place. Climate can mean the average weather for a particular region and time period taken over 30 years. Climate is the average of weather over time.

August is the hottest month for Lafayette with an average high temperature of 82.4°, which ranks it as cooler than most places in California. In Lafayette, there are 6 comfortable months with high temperatures in the range of 70-85°. The most pleasant months of the year for Lafayette are June, October and September.

January has the coldest nighttime temperatures for Lafayette with an average of 41.0°. This is warmer than most places in California.

In Lafayette, there are 27.7 days annually when the high temperature is over 90°, which is cooler than most places in California.

In Lafayette, there are 3.8 days annually when the nighttime low temperature falls below freezing, which is warmer than most places in California.

In Lafayette, there are 0.0 days annually when the nighttime low temperature falls below zero°, which is about average compared to other places in California.

February is the wettest month in Lafayette with 4.6 inches of rain, and the driest month is July with 0.0 inches. The wettest season is Spring with 56% of yearly precipitation and 1% occurs in Autumn, which is the driest season. The annual rainfall of 24.1 inches in Lafayette means that it is wetter than most places in California.

January is the rainiest month in Lafayette with 11.3 days of rain, and July is the driest month with only 0.2 rainy days. There are 65.6 rainy days annually in Lafayette, which is rainier than most places in California. The rainiest season is Spring when it rains 50% of the time and the driest is Autumn with only a 3% chance of a rainy day.

There is rarely any recorded snowfall in Lafayette, ranking it as one of the least snowy places in California. Any measurable snowfall is a rare occurance in Lafayette.

  • Annual Rainfall (US Avg: 36.5")
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    Reviews for Lafayette    4 Reviews
    I love my little town! - 5/11/2011
    Living in Lafayette is wonderful, if you can afford it! The rolling hills, the great schools and the climate make this a great place to... Read More

    Start Your Review of Lafayette

    Upscale (mostly), Friendly (mostly) and Trendy (mo - 8/21/2009
    Great place to raise kids, nice restaurants and some good stores. A bit sparse on things like theaters etc. Weather in Summer is HOT HOT HOT. Bring sunblock and... Read More

    Weather - 6/16/2007
    Summers are too cool due to marine... Read More

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