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Washita County Climate

Washita County, Oklahoma

NOAA NCEI 1991-2020 Climate Normals
JanFebMarAprMayJunJulAugSepOctNovDec60.0°AVG °F

Avg Annual Temp

60.0°F

Annual Precip

28.8"

Annual Snowfall

6.6"

Extreme Heat Days

90

days >= 90°F/yr

Monthly Temperature

54.4°F avgJFMAMJJASOND

Precipitation Calendar

Dry
Wet= snowfall
0.9"
1.1"
2.0"
2.8"
4.1"
4.0"
2.3"
3.4"
2.8"
2.6"
1.5"
1.2"
Jan
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec

Growing Season & Gardening

USDA Hardiness Zone

7b

Minimum winter temperature range for plant survival

Growing Degree Days

5,000

Excellent for heat-loving crops

Last spring frost (32°F): 04/05
First fall frost (32°F): 11/04

Seasonal Overview

Comfort ZoneSpring50°69°8.8"Summer78°83°9.7"Fall48°73°7.0"Winter38°42°3.3"20°40°60°80°100°

National Comparison

Warmer than 71% of US counties
Wetter than 25% of US counties
More seasonal variation than 57% of US counties

7-Day Outlook

Forecast

Current Conditions

Air Quality

Safety

Weather Alerts

Climate Advisory: Washita County

Climate Verdict

Washita County has a warm, averaging 60.0°F year-round, moderate rainfall of 28.8 inches per year, significant summer heat with 90.1 days annually above 90°F, light snow averaging 6.6 inches per year. This climate profile shapes everything from energy costs to outdoor recreation opportunities.

Seasonal Breakdown

Winters are cold, with January averaging 38.2°F. summers are hot, with July averaging 82.7°F. The 45°F seasonal variation provides noticeable but manageable change.

Outdoor & Gardening Guidance

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

Regional Context

Washita County closely matches the Oklahoma statewide average temperature of 60.4°F, it is also noticeably drier, receiving 8.4 inches less precipitation than the state average.

Climate Profile

About Washita County Weather

A Warm Hub in the Southern Plains

Washita County maintains an average annual temperature of 60.0°F, placing it significantly warmer than the national median of roughly 54.4°F. This humid subtropical climate experiences long, intense summers and relatively mild winters compared to the rest of the United States.

Aligned with the Oklahoma Average

The county's 60.0°F annual average sits nearly identical to the Oklahoma state average of 60.4°F. While it mirrors the state's thermal profile, its annual precipitation of 28.8 inches is notably lower than the statewide average of 37.2 inches.

Drier than Eastern Oklahoma Neighbors

Washita County is considerably more arid than counties to the east, receiving roughly 8.4 fewer inches of rain than the state average. Its summer average of 80.7°F reflects a heat profile common across the central Oklahoma plains.

Three Months of Extreme Summer Heat

Residents face 90 days per year where temperatures reach or exceed 90°F, centered around a scorching July average of 82.7°F. Winter remains manageable with a January average of 38.2°F and a modest 6.6 inches of annual snowfall.

Prioritize Cooling and Water Conservation

High-efficiency HVAC systems are essential to manage the 90 days of extreme heat each year. Given the low 28.8 inches of annual rainfall, homeowners should also consider drought-resistant landscaping and water-efficient outdoor planning.

Frequently Asked Questions

What is the average temperature in Washita County?
The average annual temperature in Washita County, OK is 60.0°F, based on NOAA 30-year climate normals (1991-2020).
How much rain does Washita County get?
Washita County receives an average of 28.8 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 Washita County?
Yes, Washita County receives an average of 6.6 inches of snowfall per year according to NOAA climate normals.
How hot does Washita County get in summer?
The average summer temperature (June-August) in Washita County is 80.7°F. The county experiences an average of 90 days per year above 90°F.
How cold are winters in Washita County?
The average winter temperature (December-February) in Washita County is 39.8°F. January, typically the coldest month, averages 38.2°F.

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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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