South San Gabriel, CA Climate


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South San Gabriel, California has a Mediterranean climate with mild winters and hot, dry summers. The average annual temperature in the area is 18°C (64°F), making it much warmer than other places in the US. In the summer months, temperatures can reach into the high 90s, while winter nights are usually cool and comfortable with lows in the 40s. Rainfall is generally low throughout the year, averaging about 8 inches annually. Summers are very dry due to the Santa Ana winds that blow through this part of southern California.

South San Gabriel, California gets 16 inches of rain, on average, per year. The US average is 38 inches of rain per year.

South San Gabriel averages 0 inches of snow per year. The US average is 28 inches of snow per year.

On average, there are 278 sunny days per year in South San Gabriel. The US average is 205 sunny days.

South San Gabriel gets some kind of precipitation, on average, 31 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 86 degrees
Winter Low: the January low is 47
Rain: averages 16 inches of rain a year
Snow: averages 0 inches of snow a year


Bestplaces Comfort Index

The annual BestPlaces Comfort Index for South San Gabriel is 9.3 (10=best), which means it is one of the most pleasant places in California.

9.5 Summer - 8.9 Winter
June, May and October are the most pleasant months in South San Gabriel, while January and February are the least comfortable months.

  ClimateSouth San Gabriel, CaliforniaUnited States
  16.1 in.38.1 in.
  0.0 in.27.8 in.
  31.3 days106.2 days
  278 days205 days
  85.9°85.8°
  46.8°21.7°
  9.37
  6.24.3
  272 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.

August is the hottest month for South San Gabriel with an average high temperature of 87.3°, which ranks it as about average compared to other places in California. In South San Gabriel, there are 6 comfortable months with high temperatures in the range of 70-85°. The most pleasant months of the year for South San Gabriel are May, October and June.
In South San Gabriel, there are 37.5 days annually when the high temperature is over 90°, which is about average compared to other places in California.
December has the coldest nighttime temperatures for South San Gabriel with an average of 46.1°. This is one of the warmest places in California.
In South San Gabriel, there are 0.4 days annually when the nighttime low temperature falls below freezing, which is one of the warmest places in California.
In South San Gabriel, 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 South San Gabriel 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 July, August and June.
February is the wettest month in South San Gabriel with 3.9 inches of rain, and the driest month is July with 0.0 inches. The wettest season is Spring with 62% of yearly precipitation and 1% occurs in Autumn, which is the driest season. The annual rainfall of 16.1 inches in South San Gabriel means that it is about average compared to other places in California.
February is the rainiest month in South San Gabriel with 5.8 days of rain, and July is the driest month with only 0.3 rainy days. There are 31.3 rainy days annually in South San Gabriel, which is one of the least rainy places in California. The rainiest season is Spring when it rains 51% of the time and the driest is Autumn with only a 4% chance of a rainy day.
There is rarely any recorded snowfall in South San Gabriel, ranking it as one of the least snowy places in California. Any measurable snowfall is a rare occurance in South San Gabriel.
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