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McCulloch County Climate

JanFebMarAprMayJunJulAugSepOctNovDec65.4°AVG °F

Avg Annual Temp

65.4°F

Annual Precip

27.4"

Annual Snowfall

0.3"

Extreme Heat Days

107

days >= 90°F/yr

Monthly Temperature

54.4°F avgJFMAMJJASOND

Precipitation Calendar

Dry
Wet= snowfall
1.3"
1.7"
2.3"
2.0"
3.8"
2.9"
2.1"
2.2"
2.8"
2.7"
1.9"
1.6"
Jan
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec

Growing Season & Gardening

USDA Hardiness Zone

8b

Minimum winter temperature range for plant survival

Growing Degree Days

6,188

Excellent for heat-loving crops

Last spring frost (32°F): 03/14
First fall frost (32°F): 11/15

Seasonal Overview

Comfort ZoneSpring58°73°8.2"Summer80°83°7.2"Fall56°76°7.3"Winter47°51°4.7"20°40°60°80°100°

National Comparison

Warmer than 88% of US counties
Wetter than 23% of US counties
More seasonal variation than 17% of US counties

7-Day Outlook

Forecast

Current Conditions

Air Quality

Safety

Weather Alerts

Climate Advisory: McCulloch County

Climate Verdict

McCulloch County has a warm, averaging 65.4°F year-round, moderate rainfall of 27.4 inches per year, significant summer heat with 107.2 days annually above 90°F, light snow averaging 0.3 inches per year. This climate profile shapes everything from energy costs to outdoor recreation opportunities.

Seasonal Breakdown

Winters are mild, with January temperatures averaging 46.9°F. summers are hot, with July averaging 82.5°F. The 36°F seasonal variation provides noticeable but manageable change. January is typically the coldest month and August the warmest.

Outdoor & Gardening Guidance

Summer outdoor activities should be planned for early morning or evening to avoid extreme heat.

Regional Context

McCulloch County closely matches the Texas statewide average temperature of 65.5°F, it is somewhat drier than average for Texas.

Climate Profile

About McCulloch County Weather

Typical Texas warmth

McCulloch County averages 65.4°F, which is significantly warmer than the national median. It sits in a transitional climate zone that experiences both dry spells and seasonal storms.

The benchmark for Texas weather

At 65.4°F, the county is almost identical to the Texas state average of 65.5°F. It serves as a near-perfect statistical representative of the state's overall temperature profile.

Moderate heat compared to Mason

The county experiences 107 days over 90°F, which is slightly lower than neighbor Mason County's 113 days. It receives 27.4 inches of rain, keeping it within the typical range for Central Texas.

Variable seasons with trace snow

July averages reach 82.5°F, while January dips to a chilly 46.9°F. The county sees just 0.3 inches of snow annually, making winter precipitation a rare event.

Prepare for temperature swings

With a wide gap between winter lows of 46.9°F and 107 days of extreme heat, versatile HVAC systems are key. Rain barrels can help capture some of the 27.4 inches of annual precipitation for dry spells.

Frequently Asked Questions

What is the average temperature in McCulloch County?
The average annual temperature in McCulloch County, TX is 65.4°F, based on NOAA 30-year climate normals (1991-2020).
How much rain does McCulloch County get?
McCulloch County receives an average of 27.4 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 McCulloch County?
Yes, McCulloch County receives an average of 0.3 inches of snowfall per year according to NOAA climate normals.
How hot does McCulloch County get in summer?
The average summer temperature (June-August) in McCulloch County is 81.6°F. The county experiences an average of 107 days per year above 90°F.
How cold are winters in McCulloch County?
The average winter temperature (December-February) in McCulloch County is 48.6°F. January, typically the coldest month, averages 46.9°F.

Track your own weather in McCulloch 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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