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Vernon Parish Climate

Vernon Parish, Louisiana

NOAA NCEI 1991-2020 Climate Normals
JanFebMarAprMayJunJulAugSepOctNovDec66.7°AVG °F

Avg Annual Temp

66.7°F

Annual Precip

59.5"

Annual Snowfall

0.1"

Extreme Heat Days

100

days >= 90°F/yr

Monthly Temperature

54.4°F avgJFMAMJJASOND

Precipitation Calendar

Dry
Wet= snowfall
5.6"
4.8"
5.3"
5.3"
4.8"
4.8"
4.6"
3.9"
4.6"
5.1"
5.1"
5.7"
Jan
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec

Growing Season & Gardening

USDA Hardiness Zone

9a

Minimum winter temperature range for plant survival

Growing Degree Days

6,487

Excellent for heat-loving crops

Last spring frost (32°F): 03/08
First fall frost (32°F): 11/21

Seasonal Overview

Comfort ZoneSpring60°74°15.4"Summer80°82°13.3"Fall57°77°14.8"Winter49°53°16.0"20°40°60°80°100°

National Comparison

Warmer than 92% of US counties
Wetter than 95% of US counties
More seasonal variation than 11% of US counties

7-Day Outlook

Forecast

Current Conditions

Air Quality

Safety

Weather Alerts

Climate Advisory: Vernon Parish

Climate Verdict

Vernon Parish has a warm, averaging 66.7°F year-round, very wet conditions receiving 59.5 inches of precipitation annually, significant summer heat with 100.17500000000001 days annually above 90°F, light snow averaging 0.1 inches per year. This climate profile shapes everything from energy costs to outdoor recreation opportunities.

Seasonal Breakdown

Winters are mild, with January temperatures averaging 49.4°F. summers are hot, with July averaging 82.3°F. The 33°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

Vernon Parish closely matches the Louisiana statewide average temperature of 67.0°F, the county experiences 16.508653846153905 more extreme heat days than the state average.

Climate Profile

About Vernon Parish Weather

Subtropical Heat in Central Louisiana

Vernon Parish averages 66.7°F annually, placing it well above the national median temperature. The climate is classified as humid subtropical, characterized by long, hot summers and brief, mild winters. This temperature profile is typical for the American Deep South but far warmer than most of the country.

Keeping Pace With the State Average

At 66.7°F, Vernon Parish sits just below the Louisiana state average of 67.0°F. This small variance makes it one of the more representative parishes for the state's overall climate. It experiences the classic Louisiana heat without the extreme coastal humidity of its southern neighbors.

Drier and Hotter Than Coastal Parishes

Vernon sees 100 extreme heat days per year, significantly more than Vermilion’s 73 days. It is also drier than the state average, receiving 59.5 inches of annual rainfall compared to the Louisiana average of 60.8 inches. This inland position results in sharper temperature peaks during the summer months.

A Century of Extreme Heat Days

The parish endures 100 days of temperatures at or above 90°F, with July highs averaging 82.3°F. Winters are cool but rarely cold, featuring a January average of 49.4°F and a negligible 0.1 inches of annual snowfall. The summer average of 81.5°F dominates the local weather calendar.

Prioritize Heat Safety and Cooling Efficiency

With 100 days of extreme heat, efficient home cooling and hydration are the top priorities for residents. The 59.5 inches of annual rain require sturdy roofing, though the parish is slightly less prone to flooding than coastal areas. Plan for peak outdoor work during the mild 51.0°F winter season.

Frequently Asked Questions

What is the average temperature in Vernon Parish?
The average annual temperature in Vernon Parish, LA is 66.7°F, based on NOAA 30-year climate normals (1991-2020).
How much rain does Vernon Parish get?
Vernon Parish receives an average of 59.5 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 Vernon Parish?
Yes, Vernon Parish receives an average of 0.1 inches of snowfall per year according to NOAA climate normals.
How hot does Vernon Parish get in summer?
The average summer temperature (June-August) in Vernon Parish is 81.5°F. The county experiences an average of 100 days per year above 90°F.
How cold are winters in Vernon Parish?
The average winter temperature (December-February) in Vernon Parish is 51.0°F. January, typically the coldest month, averages 49.4°F.

Track your own weather in Vernon Parish

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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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