Zip 94561 (Oakley, CA) Climate

The climate in 94561 Oakley, CA is characterized by hot, dry summers and mild, wet winters. Average temperatures in the summer months range from the mid-80s to the low 90s, although temperatures can exceed 100 degrees Fahrenheit on some days. The winter months usually bring cooler weather with average temperatures ranging from the low 50s to mid-60s. Rainfall is typically heaviest during the winter months due to occasional storms that make their way through California's Central Valley region. Occasional snowfall will occur in some of Oakley's higher elevations but does not last very long due to the city's warm climate.

Oakley (zip 94561), California gets 14 inches of rain, on average, per year. The US average is 38 inches of rain per year.

Oakley (zip 94561) 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 Oakley (zip 94561). The US average is 205 sunny days.

Oakley (zip 94561) gets some kind of precipitation, on average, 57 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 91 degrees
Winter Low: the January low is 39
Rain: averages 14 inches of rain a year
Snow: averages 0 inches of snow a year

Bestplaces Comfort Index

The annual BestPlaces Comfort Index for the 94561 zip code is 8.5 (10=best), which means it is more comfortable than most places in California.

8.9 Summer - 7.3 Winter

May, June and October are the most pleasant months in the 94561 zip code, while January and December are the least comfortable months.

Climate	Oakley, California	United States
	14.1 in.	38.1 in.
	0.0 in.	27.8 in.
	56.6 days	106.2 days
	262 days	205 days
	90.5°	85.8°
	39.3°	21.7°
	8.5	7
	5.4	4.3
	16 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.

July is the hottest month for the 94561 zip code with an average high temperature of 90.5°, which ranks it as about average compared to other places in California. In the 94561 zip code, there are 3 comfortable months with high temperatures in the range of 70-85°. The most pleasant months of the year for the 94561 zip code are May, October and April.

In the 94561 zip code, there are 56.4 days annually when the high temperature is over 90°, which is about average compared to other places in California.

January has the coldest nighttime temperatures for the 94561 zip code with an average of 39.3°. This is warmer than most places in California.

In the 94561 zip code, there are 8.6 days annually when the nighttime low temperature falls below freezing, which is warmer than most places in California.

In the 94561 zip code, 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 the 94561 zip code 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 the 94561 zip code with 2.8 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 14.1 inches in the 94561 zip code means that it is drier than most places in California.

January is the rainiest month in the 94561 zip code with 10.6 days of rain, and July is the driest month with only 0.1 rainy days. There are 56.6 rainy days annually in the 94561 zip code, which is about average compared to other places in California. The rainiest season is Spring when it rains 53% of the time and the driest is Autumn with only a 2% chance of a rainy day.

There is rarely any recorded snowfall in the 94561 zip code, ranking it as one of the least snowy places in California. Any measurable snowfall is a rare occurance in the 94561 zip code.

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