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Humphreys County Climate

Humphreys County, Tennessee

NOAA NCEI 1991-2020 Climate Normals
JanFebMarAprMayJunJulAugSepOctNovDec58.9°AVG °F

Avg Annual Temp

58.9°F

Annual Precip

Annual Snowfall

Extreme Heat Days

36

days >= 90°F/yr

Monthly Temperature

54.4°F avgJFMAMJJASOND

Precipitation Calendar

Growing Season & Gardening

USDA Hardiness Zone

7b

Minimum winter temperature range for plant survival

Growing Degree Days

4,628

Excellent for heat-loving crops

Last spring frost (32°F): 04/02
First fall frost (32°F): 11/04

Seasonal Overview

Comfort ZoneSpring50°67°0.0"Summer75°78°0.0"Fall49°71°0.0"Winter37°41°0.0"20°40°60°80°100°

National Comparison

Warmer than 67% of US counties
More seasonal variation than 44% of US counties

7-Day Outlook

Forecast

Current Conditions

Air Quality

Safety

Weather Alerts

Climate Advisory: Humphreys County

Climate Verdict

Humphreys County has a mild, with an average annual temperature of 58.9°F, occasional hot days — 36.4 per year above 90°F. This climate profile shapes everything from energy costs to outdoor recreation opportunities.

Seasonal Breakdown

Winters are cold, with January averaging 36.5°F. summers are warm — July averages 78.1°F. The 42°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

Humphreys County closely matches the Tennessee statewide average temperature of 58.0°F.

Climate Profile

About Humphreys County Weather

Warmer than the national average

Humphreys County maintains an average annual temperature of 58.9°F, which sits significantly higher than the national median. This humid subtropical climate experiences mild year-round conditions compared to the interior United States.

Above average warmth for Tennessee

The county's 58.9°F annual average exceeds the Tennessee state average of 58.1°F. It remains one of the warmer mid-state regions, driven by higher-than-average winter temperatures that stay near 39.5°F.

Humid conditions along the Tennessee River

Humphreys County shares a similar temperature profile with its neighbors, though it stays warmer than higher-elevation counties to the east. While annual precipitation data is limited, the proximity to the river influences local humidity levels.

Hot summers and consistent heat

Residents face 36 days per year with temperatures reaching at least 90°F, concentrated during the 76.8°F summer average. Winters are relatively mild, with January averages holding at 36.5°F and few extreme cold spells.

Preparing for summer heat waves

Efficient HVAC systems are essential here to manage over a month of extreme heat days. Local residents should also monitor flood alerts, as the region lacks consistent snowfall but faces significant seasonal humidity.

Frequently Asked Questions

What is the average temperature in Humphreys County?
The average annual temperature in Humphreys County, TN is 58.9°F, based on NOAA 30-year climate normals (1991-2020).
How hot does Humphreys County get in summer?
The average summer temperature (June-August) in Humphreys County is 76.8°F. The county experiences an average of 36 days per year above 90°F.
How cold are winters in Humphreys County?
The average winter temperature (December-February) in Humphreys County is 39.5°F. January, typically the coldest month, averages 36.5°F.

Track your own weather in Humphreys 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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