Alameda, CA Climate


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Alameda, CA is located in the San Francisco Bay Area and has a moderate climate. The average yearly temperature is mild, usually ranging from the mid-50s to the mid-70s Fahrenheit. During the summer months, temperatures can reach up to the high 80s or low 90s with plenty of sunshine. Winters are mild and generally do not drop below freezing. Rainfall occurs throughout the year but is mostly concentrated during the winter months. Summers are dry and sunny with very little rain. Overall, Alameda enjoys a pleasant, temperate climate that allows for outdoor activities all year round.

Alameda, California gets 22 inches of rain, on average, per year. The US average is 38 inches of rain per year.

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

On average, there are 259 sunny days per year in Alameda. The US average is 205 sunny days.

Alameda 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 71 degrees
Winter Low: the January low is 44
Rain: averages 22 inches of rain a year
Snow: averages 0 inches of snow a year


Bestplaces Comfort Index

The annual BestPlaces Comfort Index for Alameda is 8.7 (10=best), which means it is more comfortable than most places in California.

9.7 Summer - 7.6 Winter
September, August and July are the most pleasant months in Alameda, while January and December are the least comfortable months.

  ClimateAlameda, CaliforniaUnited States
  21.9 in.38.1 in.
  0.0 in.27.8 in.
  66.4 days106.2 days
  259 days205 days
  71.4°85.8°
  44.1°21.7°
  8.77
  5.44.3
  33 ft.2443 ft.
Climate
YOU SHOULD KNOW

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.

September is the hottest month for Alameda with an average high temperature of 74.3°, which ranks it as one of the coolest places in California. In Alameda, there are 5 comfortable months with high temperatures in the range of 70-85°. The most pleasant months of the year for Alameda are September, August and July.
In Alameda, there are 3.3 days annually when the high temperature is over 90°, which is one of the coolest places in California.
January has the coldest nighttime temperatures for Alameda with an average of 44.1°. This is warmer than most places in California.
In Alameda, there are 1.0 days annually when the nighttime low temperature falls below freezing, which is warmer than most places in California.
In Alameda, there are 0.0 days annually when the nighttime low temperature falls below zero°, which is about average compared to other places in California.
Humidity in Alameda is generally quite low and comfortable. There are few days during the summer when the humidity becomes unpleasant. The most humid months (but still comfortable) are August, July and September.
January is the wettest month in Alameda with 4.3 inches of rain, and the driest month is July with 0.0 inches. The wettest season is Spring with 57% of yearly precipitation and 1% occurs in Autumn, which is the driest season. The annual rainfall of 21.9 inches in Alameda means that it is wetter than most places in California.
December is the rainiest month in Alameda with 10.8 days of rain, and July is the driest month with only 0.2 rainy days. There are 66.4 rainy days annually in Alameda, which is rainier than most places in California. The rainiest season is Spring when it rains 48% of the time and the driest is Autumn with only a 3% chance of a rainy day.
There is rarely any recorded snowfall in Alameda, ranking it as one of the least snowy places in California. Any measurable snowfall is a rare occurance in Alameda.
Reviews for Alameda
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Over 6 years ago

Having been born here & 70 now I have watched firsthand, a small, quiet town ruined by excessive building, overcrowding and far too many restaurants for a city this  More

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Enjoy the immense benefit to having a close-knit community with main-street USA feel less than 10 miles from the resources of several urban and education  More

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Alameda, CA is a unique town here in the Bay Area. Perhaps because it is an island, or perhaps because for many decades it was a U.S. Army base, the city has never  More

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