weatherbycounty

Gibson County Climate

JanFebMarAprMayJunJulAugSepOctNovDec55.0°AVG °F

Avg Annual Temp

55.0°F

Annual Precip

49.8"

Annual Snowfall

12.2"

Extreme Heat Days

38

days >= 90°F/yr

Monthly Temperature

54.4°F avgJFMAMJJASOND

Precipitation Calendar

Dry
Wet= snowfall
3.4"
3.2"
4.5"
5.3"
5.7"
4.5"
4.5"
3.3"
4.2"
3.4"
4.1"
3.8"
Jan
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec

Growing Season & Gardening

USDA Hardiness Zone

6b

Minimum winter temperature range for plant survival

Growing Degree Days

3,980

Supports most vegetables & fruits

Last spring frost (32°F): 04/13
First fall frost (32°F): 10/25

Seasonal Overview

Comfort ZoneSpring44°65°15.5"Summer74°77°12.3"Fall44°69°11.7"Winter30°35°10.4"20°40°60°80°100°

National Comparison

Warmer than 51% of US counties
Wetter than 75% of US counties
More seasonal variation than 68% of US counties

7-Day Outlook

Forecast

Current Conditions

Air Quality

Safety

Weather Alerts

Climate Advisory: Gibson County

Climate Verdict

Gibson County has a mild, with an average annual temperature of 55.0°F, moderately wet with 49.8 inches of annual precipitation, occasional hot days — 37.7 per year above 90°F, light snow averaging 12.2 inches per year. This climate profile shapes everything from energy costs to outdoor recreation opportunities.

Seasonal Breakdown

Winters are cold, with January averaging 30.4°F. summers are warm — July averages 77.0°F. The 47°F seasonal variation provides noticeable but manageable change.

Outdoor & Gardening Guidance

The moderate temperatures support hiking, cycling, and camping comfortably in spring, summer, and fall.

Regional Context

Gibson County closely matches the Indiana statewide average temperature of 52.4°F, it is also noticeably wetter, receiving 5.6 inches more precipitation than the state average, the county experiences 18.14851190476191 more extreme heat days than the state average.

Climate Profile

About Gibson County Weather

Warmer and Wetter than the National Median

Gibson County averages 55.0°F annually, making it warmer than the national median of 53.8°F. This southern Indiana county also receives a high 49.8 inches of rain, making it much more humid than many U.S. regions.

One of the Warmest Counties in Indiana

Gibson County is significantly warmer than the state average, recording 55.0°F against Indiana's 52.2°F. It also exceeds the state average for precipitation by nearly six inches per year.

The Peak of Southern Indiana Heat

Gibson records 38 days of extreme heat annually, the highest in this group and nearly triple the heat seen in Elkhart. It also sees the least snow in the region, with only 12.2 inches compared to northern neighbors.

Sultry Summers and Mild Mid-Western Winters

The July average reaches a high 77.0°F, driven by over five weeks of temperatures at or above 90°F. Winters are the mildest in the area, with a January average of 30.4°F and very little snow accumulation.

Prioritize Cooling and Storm Water Drainage

Homeowners must plan for intense 38-day heatwaves by maintaining powerful air conditioning systems. The 49.8 inches of annual rain also requires excellent yard drainage and sump pump reliability.

Frequently Asked Questions

What is the average temperature in Gibson County?
The average annual temperature in Gibson County, IN is 55.0°F, based on NOAA 30-year climate normals (1991-2020).
How much rain does Gibson County get?
Gibson County receives an average of 49.8 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 Gibson County?
Yes, Gibson County receives an average of 12.2 inches of snowfall per year according to NOAA climate normals.
How hot does Gibson County get in summer?
The average summer temperature (June-August) in Gibson County is 75.6°F. The county experiences an average of 38 days per year above 90°F.
How cold are winters in Gibson County?
The average winter temperature (December-February) in Gibson County is 33.1°F. January, typically the coldest month, averages 30.4°F.

Track your own weather in Gibson County

Ambient Weather personal weather stations give you hyperlocal climate data.

Shop Weather Stations →

Sponsored

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
← Back to Indiana