Iberville Parish Climate
Iberville Parish, Louisiana
Avg Annual Temp
68.7°F
Annual Precip
61.6"
Annual Snowfall
—
Extreme Heat Days
71.5
days >= 90°F/yr
Monthly Temperature
Precipitation Calendar
Seasonal Overview
National Comparison
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
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Data source: NOAA National Centers for Environmental Information (NCEI), U.S. Climate Normals 1991-2020.
Climate normals are 30-year averages of weather variables computed from 1991 to 2020. Station data is aggregated to county level using spatial averaging. Data is informational only — not a substitute for official National Weather Service forecasts or emergency weather warnings.