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Ouachita Parish Climate

Ouachita Parish, Louisiana

NOAA NCEI 1991-2020 Climate Normals
JanFebMarAprMayJunJulAugSepOctNovDec64.9°AVG °F

Avg Annual Temp

64.9°F

Annual Precip

56.2"

Annual Snowfall

0.3"

Extreme Heat Days

94

days >= 90°F/yr

Monthly Temperature

54.4°F avgJFMAMJJASOND

Precipitation Calendar

Dry
Wet= snowfall
5.4"
4.8"
5.4"
6.0"
4.7"
4.4"
3.9"
3.6"
3.5"
4.6"
4.5"
5.4"
Jan
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec

Growing Season & Gardening

USDA Hardiness Zone

8b

Minimum winter temperature range for plant survival

Growing Degree Days

6,048

Excellent for heat-loving crops

Last spring frost (32°F): 03/09
First fall frost (32°F): 11/14

Seasonal Overview

Comfort ZoneSpring57°73°16.1"Summer80°83°12.0"Fall55°76°12.6"Winter46°50°15.6"20°40°60°80°100°

National Comparison

Warmer than 87% of US counties
Wetter than 90% of US counties
More seasonal variation than 20% of US counties

7-Day Outlook

Forecast

Current Conditions

Air Quality

Safety

Weather Alerts

Climate Advisory: Ouachita Parish

Climate Verdict

Ouachita Parish has a warm, averaging 64.9°F year-round, very wet conditions receiving 56.2 inches of precipitation annually, significant summer heat with 94.39999999999999 days annually above 90°F, light snow averaging 0.3 inches per year. This climate profile shapes everything from energy costs to outdoor recreation opportunities.

Seasonal Breakdown

Winters are mild, with January temperatures averaging 45.9°F. summers are hot, with July averaging 82.5°F. The 37°F seasonal variation provides noticeable but manageable change.

Outdoor & Gardening Guidance

Summer outdoor activities should be planned for early morning or evening to avoid extreme heat.

Regional Context

Ouachita Parish closely matches the Louisiana statewide average temperature of 67.0°F, it is somewhat drier than average for Louisiana.

Climate Profile

About Ouachita Parish Weather

A warm southern climate

Ouachita Parish averages 64.9°F annually, placing it well into the upper bracket of U.S. county temperatures. This reflects a climate dominated by southern humidity.

Cooler than the state average

At 64.9°F, the parish is cooler than the Louisiana state average of 67.0°F. Despite this, it still faces significant summer extremes.

Higher heat than northern neighbors

Ouachita records 94 extreme heat days, significantly more than neighboring Morehouse Parish at 80 days. Its 56.2 inches of rain is slightly below the state average.

Sweltering summers and mild winters

Summers average 81.4°F with peaks in July hitting 82.5°F. Winters are manageable with a 47.8°F average and only trace amounts of snow at 0.3 inches.

Brace for extreme summer heat

The 94 days of temperatures over 90°F require high-performance cooling systems and hydration. With 56.2 inches of rain, residents should ensure gutters can handle heavy seasonal downpours.

Frequently Asked Questions

What is the average temperature in Ouachita Parish?
The average annual temperature in Ouachita Parish, LA is 64.9°F, based on NOAA 30-year climate normals (1991-2020).
How much rain does Ouachita Parish get?
Ouachita Parish receives an average of 56.2 inches of precipitation per year, including both rain and meltwater from snow. This is based on NOAA 30-year climate normals.
Does it snow in Ouachita Parish?
Yes, Ouachita Parish receives an average of 0.3 inches of snowfall per year according to NOAA climate normals.
How hot does Ouachita Parish get in summer?
The average summer temperature (June-August) in Ouachita Parish is 81.4°F. The county experiences an average of 94 days per year above 90°F.
How cold are winters in Ouachita Parish?
The average winter temperature (December-February) in Ouachita Parish is 47.8°F. January, typically the coldest month, averages 45.9°F.

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Data sources: NOAA National Centers for Environmental Information (NCEI), U.S. Climate Normals 1991-2020. Forecast and alert data from National Weather Service API. Air quality data from Open-Meteo.

Climate normals are 30-year averages of weather variables. Station data is aggregated to county level. Forecasts and alerts are fetched live and may change frequently. Data is informational only — not a substitute for official National Weather Service forecasts or emergency weather warnings.

By Evan Brooks, Data EditorUpdated Reviewed by Evan Brooks, Data Editor
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