2025 Compare Climate & Weather:
Oklahoma City, OK vs Union City, CA

Highlights

On average, there are 265 sunny days per year in Union City. Oklahoma City averages 231 sunny days per year. The US average is 205 sunny days.

Union City, California gets 16.6 inches of rain, on average, per year. Oklahoma City, Oklahoma gets 35.6 inches of rain, on average, per year. The US average is 38.1 inches of rain per year.

Union City averages 0 inches of snow per year. Oklahoma City averages 5.8 inches of snow per year. The US average is 27.8 inches of snow per year.

Weather Highlights

Union City, California
Summer High: the July high is around 76.1 degrees
Winter Low: the January low is 42.3
Rain: averages 16.6 inches of rain a year
Snow: averages 0 inches of snow a year

Oklahoma City, Oklahoma
Summer High: the July high is around 92.9 degrees
Winter Low: the January low is 27.1
Rain: averages 35.6 inches of rain a year
Snow: averages 5.8 inches of snow a year

BestPlaces Comfort Index

The annual BestPlaces Comfort Index for Union City is 8.8 (10=best), which means it is more comfortable than most places in California.

The annual BestPlaces Comfort Index for Oklahoma City is 7.3 (10=best), which means it is more comfortable than most places in Oklahoma.

Today's Weather - Oklahoma City, OK

67°F

Today's Weather - Union City, CA

64°F

Average Monthly High / Low (°F)

Hot, Freezing, Rainy, Snowy Days: Oklahoma City / Union City

July is the hottest month for Oklahoma City with an average high temperature of 92.9°, which ranks it as cooler than most places in Oklahoma. In Oklahoma City, there are 4 comfortable months with high temperatures in the range of 70-85°. The most pleasant months of the year for Oklahoma City are May, October and September.

August is the hottest month for Union City with an average high temperature of 77.3°, which ranks it as cooler than most places in California. In Union City, there are 6 comfortable months with high temperatures in the range of 70-85°. The most pleasant months of the year for Union City are August, September and July.

January has the coldest nighttime temperatures for Oklahoma City with an average of 27.1°. This is warmer than most places in Oklahoma.

January has the coldest nighttime temperatures for Union City with an average of 42.3°. This is warmer than most places in California.

In Oklahoma City, there are 65.1 days annually when the high temperature is over 90°, which is about average compared to other places in Oklahoma.

In Union City, there are 7.8 days annually when the high temperature is over 90°, which is cooler than most places in California.

In Oklahoma City, there are 72.7 days annually when the nighttime low temperature falls below freezing, which is warmer than most places in Oklahoma.

In Union City, there are 1.6 days annually when the nighttime low temperature falls below freezing, which is warmer than most places in California.

In Oklahoma City, there are 0.2 days annually when the nighttime low temperature falls below zero°, which is warmer than most places in Oklahoma.

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

June is the wettest month in Oklahoma City with 4.9 inches of rain, and the driest month is January with 1.2 inches. The wettest season is Autumn with 31% of yearly precipitation and 13% occurs in Spring, which is the driest season. The annual rainfall of 35.6 inches in Oklahoma City means that it is drier than most places in Oklahoma.


February is the wettest month in Union City with 3.2 inches of rain, and the driest month is July with 0.0 inches. The wettest season is Spring with 55% of yearly precipitation and 1% occurs in Autumn, which is the driest season. The annual rainfall of 16.6 inches in Union City means that it is about average compared to other places in California.

May is the rainiest month in Oklahoma City with 9.5 days of rain, and January is the driest month with only 4.9 rainy days. There are 79.1 rainy days annually in Oklahoma City, which is about average compared to other places in Oklahoma. The rainiest season is Summer when it rains 29% of the time and the driest is Spring with only a 20% chance of a rainy day.

December is the rainiest month in Union City with 11.4 days of rain, and July is the driest month with only 0.1 rainy days. There are 64.1 rainy days annually in Union City, which is rainier than most places in California. The rainiest season is Spring when it rains 51% of the time and the driest is Autumn with only a 2% chance of a rainy day.

An annual snowfall of 5.8 inches in Oklahoma City means that it is about average compared to other places in Oklahoma.

There is rarely any recorded snowfall in Union City, ranking it as one of the least snowy places in California.

January is the snowiest month in Oklahoma City with 2.3 inches of snow, and 4 months of the year have significant snowfall.

Any measurable snowfall is a rare occurance in Union City.