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Iberville Parish Climate

Iberville Parish, Louisiana

NOAA NCEI 1991-2020 Climate Normals
JanFebMarAprMayJunJulAugSepOctNovDec68.7°AVG °F

Avg Annual Temp

68.7°F

Annual Precip

61.6"

Annual Snowfall

Extreme Heat Days

72

days >= 90°F/yr

Monthly Temperature

54.4°F avgJFMAMJJASOND

Precipitation Calendar

Dry
Wet
5.6"
4.5"
4.2"
5.0"
5.6"
6.9"
5.8"
5.9"
4.7"
4.6"
4.0"
4.8"
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

7,025

Excellent for heat-loving crops

Last spring frost (32°F): 02/09
First fall frost (32°F): 12/13

Seasonal Overview

Comfort ZoneSpring62°76°14.8"Summer81°83°18.6"Fall60°79°13.3"Winter52°56°15.0"20°40°60°80°100°

National Comparison

Warmer than 96% of US counties
Wetter than 97% of US counties
More seasonal variation than 6% of US counties

7-Day Outlook

Forecast

Current Conditions

Air Quality

Safety

Weather Alerts

Climate Advisory: Iberville Parish

Climate Verdict

Iberville Parish has a warm, averaging 68.7°F year-round, very wet conditions receiving 61.6 inches of precipitation annually, significant summer heat with 71.5 days annually above 90°F. This climate profile shapes everything from energy costs to outdoor recreation opportunities.

Seasonal Breakdown

Winters are mild, with January temperatures averaging 52.4°F. summers are hot, with July averaging 82.5°F. The 30°F seasonal variation provides noticeable but manageable change.

Outdoor & Gardening Guidance

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

Regional Context

Iberville Parish closely matches the Louisiana statewide average temperature of 67.0°F.

Climate Profile

About Iberville Parish Weather

Deep South Warmth and High Humidity

Iberville Parish maintains an annual average temperature of 68.7°F, significantly higher than the national median. It receives 61.6 inches of annual precipitation, slightly outpacing the Louisiana average of 60.8 inches.

Consistently Warmer Than the State Average

The parish's 68.7°F average temperature puts it 1.7 degrees above the Louisiana state average of 67.0°F. This consistent warmth is paired with a wet climate that defines life along the Atchafalaya Basin.

Similar to Southern Coastal Peers

Iberville mirrors neighboring Iberia’s warmth, trailing it by only 0.2 degrees. Its 61.6 inches of rain is slightly less than Iberia’s 62.6 inches, but both are significantly wetter than the northern parishes.

Predictable Heat and Moderate Winters

The parish averages 72 extreme heat days annually, with July temperatures reaching 82.5°F. Winters are very mild, featuring a January average of 52.4°F and a seasonal average of 54.3°F.

Invest in Dehumidification and Sun Protection

The 61.6 inches of rain and 82.5°F July heat create high humidity, making dehumidifiers a smart home investment. Sun protection is essential for the 72 extreme heat days, while winter needs remain minimal with a 52.4°F January average.

Frequently Asked Questions

What is the average temperature in Iberville Parish?
The average annual temperature in Iberville Parish, LA is 68.7°F, based on NOAA 30-year climate normals (1991-2020).
How much rain does Iberville Parish get?
Iberville Parish receives an average of 61.6 inches of precipitation per year, including both rain and meltwater from snow. This is based on NOAA 30-year climate normals.
How hot does Iberville Parish get in summer?
The average summer temperature (June-August) in Iberville Parish is 81.9°F. The county experiences an average of 72 days per year above 90°F.
How cold are winters in Iberville Parish?
The average winter temperature (December-February) in Iberville Parish is 54.3°F. January, typically the coldest month, averages 52.4°F.

Track your own weather in Iberville 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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