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Hancock County Climate

Hancock County, Mississippi

NOAA NCEI 1991-2020 Climate Normals
JanFebMarAprMayJunJulAugSepOctNovDec66.3°AVG °F

Avg Annual Temp

66.3°F

Annual Precip

65.0"

Annual Snowfall

0.0"

Extreme Heat Days

64

days >= 90°F/yr

Monthly Temperature

54.4°F avgJFMAMJJASOND

Precipitation Calendar

Dry
Wet= snowfall
5.5"
4.3"
4.8"
6.1"
4.9"
6.4"
7.5"
6.4"
5.6"
4.1"
4.2"
5.1"
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

6,262

Excellent for heat-loving crops

Last spring frost (32°F): 03/06
First fall frost (32°F): 12/03

Seasonal Overview

Comfort ZoneSpring59°73°15.8"Summer79°81°20.3"Fall58°77°13.9"Winter50°53°14.9"20°40°60°80°100°

National Comparison

Warmer than 91% of US counties
Wetter than 99% of US counties
More seasonal variation than 6% of US counties

7-Day Outlook

Forecast

Current Conditions

Air Quality

Safety

Weather Alerts

Climate Advisory: Hancock County

Climate Verdict

Hancock County has a warm, averaging 66.3°F year-round, very wet conditions receiving 65.0 inches of precipitation annually, significant summer heat with 63.55 days annually above 90°F, virtually no measurable snowfall. This climate profile shapes everything from energy costs to outdoor recreation opportunities.

Seasonal Breakdown

Winters are mild, with January temperatures averaging 50.1°F. summers are hot, with July averaging 80.8°F. The 31°F seasonal variation provides noticeable but manageable change.

Outdoor & Gardening Guidance

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

Regional Context

Hancock County closely matches the Mississippi statewide average temperature of 63.9°F, it is also noticeably wetter, receiving 5.4 inches more precipitation than the state average.

Climate Profile

About Hancock County Weather

Coastal Warmth on the Gulf

Hancock County averages 66.3°F annually, reflecting its position on the warm Gulf Coast. This maritime influence keeps the county significantly warmer than the national average year-round.

Warmer Than the State Average

At 66.3°F, Hancock County is 2.4 degrees warmer than the Mississippi state average of 63.9°F. Its coastal location moderates temperature swings but keeps the overall baseline high.

Mississippi’s High Rainfall Coastline

With 65.0 inches of annual precipitation, Hancock is one of the wettest counties in the state. It receives more rain than its inland neighbor, Forrest County (61.7 inches).

Mild Winters and Humid Summers

The county experiences zero inches of annual snowfall and a very mild winter average of 51.8°F. Summers are hot with 64 days above 90°F and a July average of 80.8°F.

Protecting Against Heat and Rain

Coastal residents should prioritize storm readiness and moisture control given the 65.0 inches of annual rain. Heavy-duty cooling is necessary to combat the consistent 80.0°F summer average.

Frequently Asked Questions

What is the average temperature in Hancock County?
The average annual temperature in Hancock County, MS is 66.3°F, based on NOAA 30-year climate normals (1991-2020).
How much rain does Hancock County get?
Hancock County receives an average of 65.0 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 Hancock County?
Hancock County receives little to no measurable snowfall in a typical year, based on NOAA 30-year climate normals.
How hot does Hancock County get in summer?
The average summer temperature (June-August) in Hancock County is 80.0°F. The county experiences an average of 64 days per year above 90°F.
How cold are winters in Hancock County?
The average winter temperature (December-February) in Hancock County is 51.8°F. January, typically the coldest month, averages 50.1°F.

Track your own weather in Hancock County

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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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