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Vermilion Parish Climate

Vermilion Parish, Louisiana

NOAA NCEI 1991-2020 Climate Normals
JanFebMarAprMayJunJulAugSepOctNovDec67.2°AVG °F

Avg Annual Temp

67.2°F

Annual Precip

63.2"

Annual Snowfall

0.1"

Extreme Heat Days

73

days >= 90°F/yr

Monthly Temperature

54.4°F avgJFMAMJJASOND

Precipitation Calendar

Dry
Wet= snowfall
5.6"
4.0"
3.8"
5.0"
4.5"
7.0"
7.1"
6.6"
5.9"
4.5"
4.6"
4.5"
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

6,576

Excellent for heat-loving crops

Last spring frost (32°F): 02/17
First fall frost (32°F): 12/05

Seasonal Overview

Comfort ZoneSpring60°74°13.3"Summer80°82°20.7"Fall59°78°15.0"Winter50°54°14.1"20°40°60°80°100°

National Comparison

Warmer than 93% of US counties
Wetter than 98% of US counties
More seasonal variation than 8% of US counties

7-Day Outlook

Forecast

Current Conditions

Air Quality

Safety

Weather Alerts

Climate Advisory: Vermilion Parish

Climate Verdict

Vermilion Parish has a warm, averaging 67.2°F year-round, very wet conditions receiving 63.2 inches of precipitation annually, significant summer heat with 72.6 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 50.2°F. summers are hot, with July averaging 81.5°F. The 31°F seasonal variation provides noticeable but manageable change.

Outdoor & Gardening Guidance

Growing season and gardening data is currently limited for Vermilion Parish. Check the USDA Plant Hardiness Zone Map and local extension office for specific guidance.

Regional Context

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

Climate Profile

About Vermilion Parish Weather

A Warm Subtropical Coastal Environment

Vermilion Parish maintains an annual average temperature of 67.2°F, which sits significantly higher than the national median of approximately 54°F. This humid subtropical climate experiences warm gulf breezes that keep temperatures elevated throughout the year. The region remains one of the warmer pockets in the United States.

Slightly Warmer Than the Louisiana Average

The parish's average temperature of 67.2°F is just above the Louisiana state average of 67.0°F. While many central parishes are slightly cooler, Vermilion stays consistently warm due to its southern, coastal positioning. This puts it in the upper tier of heat rankings among Louisiana’s 64 parishes.

Wetter and Warmer Than Its Northern Neighbors

Vermilion receives 63.2 inches of annual precipitation, which is over two inches more than the state average of 60.8 inches. It is notably wetter and warmer than inland parishes like Vernon, which averages only 59.5 inches of rain. The coastal influence provides more consistent moisture compared to the state's interior.

Mild Winters and Steamy Coastal Summers

Summers are intense with 73 days reaching 90°F or higher and a July average of 81.5°F. Winters remain very mild with a January average of 50.2°F and almost no measurable snow, averaging just 0.1 inches annually. The difference between the summer average of 80.9°F and the winter average of 52.3°F is relatively narrow.

Prepare for High Humidity and Heavy Rain

Residents should invest in high-capacity HVAC systems to manage the 73 extreme heat days and heavy humidity. With 63.2 inches of annual rain, durable rain gear and proper home drainage are essential for the frequent downpours. Outdoor activities are best planned for the mild winter months when temperatures hover around 52°F.

Frequently Asked Questions

What is the average temperature in Vermilion Parish?
The average annual temperature in Vermilion Parish, LA is 67.2°F, based on NOAA 30-year climate normals (1991-2020).
How much rain does Vermilion Parish get?
Vermilion Parish receives an average of 63.2 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 Vermilion Parish?
Yes, Vermilion Parish receives an average of 0.1 inches of snowfall per year according to NOAA climate normals.
How hot does Vermilion Parish get in summer?
The average summer temperature (June-August) in Vermilion Parish is 80.9°F. The county experiences an average of 73 days per year above 90°F.
How cold are winters in Vermilion Parish?
The average winter temperature (December-February) in Vermilion Parish is 52.3°F. January, typically the coldest month, averages 50.2°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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