2025 Compare Climate & Weather:
Slidell, LA vs Conroe, TX

Highlights

On average, there are 205 sunny days per year in Conroe. Slidell averages 222 sunny days per year. The US average is 205 sunny days.

Conroe, Texas gets 48.7 inches of rain, on average, per year. Slidell, Louisiana gets 61.7 inches of rain, on average, per year. The US average is 38.1 inches of rain per year.

Conroe averages 0 inches of snow per year. Slidell averages 0.1 inches of snow per year. The US average is 27.8 inches of snow per year.

Weather Highlights

Conroe, Texas
Summer High: the July high is around 93.3 degrees
Winter Low: the January low is 40.5
Rain: averages 48.7 inches of rain a year
Snow: averages 0 inches of snow a year

Slidell, Louisiana
Summer High: the July high is around 90.8 degrees
Winter Low: the January low is 40.2
Rain: averages 61.7 inches of rain a year
Snow: averages 0.1 inches of snow a year

BestPlaces Comfort Index

The annual BestPlaces Comfort Index for Conroe is 7.0 (10=best), which means it is about average compared to other places in Texas.

The annual BestPlaces Comfort Index for Slidell is 6.9 (10=best), which means it is more comfortable than most places in Louisiana.

Today's Weather - Slidell, LA

76°F

Today's Weather - Conroe, TX

77°F

Average Monthly High / Low (°F)

Hot, Freezing, Rainy, Snowy Days: Slidell / Conroe

July is the hottest month for Slidell with an average high temperature of 90.8°, which ranks it as one of the coolest places in Louisiana. In Slidell, there are 5 comfortable months with high temperatures in the range of 70-85°. The most pleasant months of the year for Slidell are April, October and May.

August is the hottest month for Conroe with an average high temperature of 94.2°, which ranks it as cooler than most places in Texas. In Conroe, there are 4 comfortable months with high temperatures in the range of 70-85°. The most pleasant months of the year for Conroe are April, October and March.

January has the coldest nighttime temperatures for Slidell with an average of 40.2°. This is warmer than most places in Louisiana.

January has the coldest nighttime temperatures for Conroe with an average of 40.5°. This is warmer than most places in Texas.

In Slidell, there are 63.6 days annually when the high temperature is over 90°, which is one of the coolest places in Louisiana.

In Conroe, there are 90.7 days annually when the high temperature is over 90°, which is about average compared to other places in Texas.

In Slidell, there are 20.2 days annually when the nighttime low temperature falls below freezing, which is about average compared to other places in Louisiana.

In Conroe, there are 18.5 days annually when the nighttime low temperature falls below freezing, which is warmer than most places in Texas.

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

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

August is the wettest month in Slidell with 7.0 inches of rain, and the driest month is October with 3.6 inches. The wettest season is Autumn with 31% of yearly precipitation and 19% occurs in Winter, which is the driest season. The annual rainfall of 61.7 inches in Slidell means that it is wetter than most places in Louisiana.


October is the wettest month in Conroe with 5.4 inches of rain, and the driest month is April with 2.9 inches. The wettest season is Winter with 30% of yearly precipitation and 23% occurs in Spring, which is the driest season. The annual rainfall of 48.7 inches in Conroe means that it is wetter than most places in Texas.

July is the rainiest month in Slidell with 13.0 days of rain, and April is the driest month with only 6.7 rainy days. There are 109.2 rainy days annually in Slidell, which is rainier than most places in Louisiana. The rainiest season is Autumn when it rains 34% of the time and the driest is Summer with only a 20% chance of a rainy day.

June is the rainiest month in Conroe with 7.7 days of rain, and April is the driest month with only 5.2 rainy days. There are 80.5 rainy days annually in Conroe, which is rainier than most places in Texas. The rainiest season is Spring when it rains 27% of the time and the driest is Summer with only a 23% chance of a rainy day.

An annual snowfall of 0.1 inches in Slidell means that it is snowier than most places in Louisiana.

There is rarely any recorded snowfall in Conroe, ranking it as one of the least snowy places in Texas.

December is the snowiest month in Slidell with 0.0 inches of snow, and no months of the year have significant snowfall.

Any measurable snowfall is a rare occurance in Conroe.