2025 Compare Climate & Weather:
Cotulla, TX vs Harlingen, TX

Highlights

On average, there are 229 sunny days per year in Harlingen. Cotulla averages 222 sunny days per year. The US average is 205 sunny days.

Harlingen, Texas gets 25.9 inches of rain, on average, per year. Cotulla, Texas gets 24.6 inches of rain, on average, per year. The US average is 38.1 inches of rain per year.

Harlingen averages 0.1 inches of snow per year. Cotulla averages 0.1 inches of snow per year. The US average is 27.8 inches of snow per year.

Weather Highlights

Harlingen, Texas
Summer High: the July high is around 95.1 degrees
Winter Low: the January low is 49.4
Rain: averages 25.9 inches of rain a year
Snow: averages 0.1 inches of snow a year

Cotulla, Texas
Summer High: the July high is around 97.4 degrees
Winter Low: the January low is 41.9
Rain: averages 24.6 inches of rain a year
Snow: averages 0.1 inches of snow a year

BestPlaces Comfort Index

The annual BestPlaces Comfort Index for Harlingen is 6.3 (10=best), which means it is one of the least comfortable places in Texas.

The annual BestPlaces Comfort Index for Cotulla is 6.8 (10=best), which means it is less comfortable than most places in Texas.

Today's Weather - Cotulla, TX

96°F

Today's Weather - Harlingen, TX

95°F

Average Monthly High / Low (°F)

Hot, Freezing, Rainy, Snowy Days: Cotulla / Harlingen

August is the hottest month for Cotulla with an average high temperature of 98.7°, which ranks it as one of the hottest places in Texas. In Cotulla, there are 4 comfortable months with high temperatures in the range of 70-85°. The most pleasant months of the year for Cotulla are March, November and April.

August is the hottest month for Harlingen with an average high temperature of 96.0°, which ranks it as warmer than most places in Texas. In Harlingen, there are 5 comfortable months with high temperatures in the range of 70-85°. The most pleasant months of the year for Harlingen are November, March and February.

January has the coldest nighttime temperatures for Cotulla with an average of 41.9°. This is warmer than most places in Texas.

January has the coldest nighttime temperatures for Harlingen with an average of 49.4°. This is one of the warmest places in Texas.

In Cotulla, there are 139.5 days annually when the high temperature is over 90°, which is hotter than most places in Texas.

In Harlingen, there are 142.4 days annually when the high temperature is over 90°, which is hotter than most places in Texas.

In Cotulla, there are 12.9 days annually when the nighttime low temperature falls below freezing, which is warmer than most places in Texas.

In Harlingen, there are 1.7 days annually when the nighttime low temperature falls below freezing, which is one of the warmest places in Texas.

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

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

June is the wettest month in Cotulla with 3.6 inches of rain, and the driest month is December with 1.0 inches. The wettest season is Autumn with 33% of yearly precipitation and 14% occurs in Spring, which is the driest season. The annual rainfall of 24.6 inches in Cotulla means that it is drier than most places in Texas.


September is the wettest month in Harlingen with 5.2 inches of rain, and the driest month is January with 1.1 inches. The wettest season is Winter with 36% of yearly precipitation and 15% occurs in Spring, which is the driest season. The annual rainfall of 25.9 inches in Harlingen means that it is drier than most places in Texas.

September is the rainiest month in Cotulla with 4.9 days of rain, and April is the driest month with only 3.2 rainy days. There are 48.9 rainy days annually in Cotulla, which is one of the least rainy places in Texas. The rainiest season is Winter when it rains 26% of the time and the driest is Autumn with only a 23% chance of a rainy day.

September is the rainiest month in Harlingen with 9.5 days of rain, and April is the driest month with only 4.2 rainy days. There are 70.7 rainy days annually in Harlingen, which is about average compared to other places in Texas. The rainiest season is Winter when it rains 29% of the time and the driest is Summer with only a 19% chance of a rainy day.

An annual snowfall of 0.1 inches in Cotulla means that it is less snowy than most places in Texas.

An annual snowfall of 0.1 inches in Harlingen means that it is less snowy than most places in Texas.

December is the snowiest month in Cotulla with 0.1 inches of snow, and no months of the year have significant snowfall.

December is the snowiest month in Harlingen with 0.1 inches of snow, and no months of the year have significant snowfall.