weatherbycounty

Brown County Climate

JanFebMarAprMayJunJulAugSepOctNovDec50.7°AVG °F

Avg Annual Temp

50.7°F

Annual Precip

24.7"

Annual Snowfall

40.2"

Extreme Heat Days

38

days >= 90°F/yr

Monthly Temperature

54.4°F avgJFMAMJJASOND

Precipitation Calendar

Dry
Wet= snowfall
0.5"
0.7"
1.3"
2.6"
4.0"
4.0"
3.1"
2.9"
2.5"
1.8"
0.7"
0.6"
Jan
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec

Growing Season & Gardening

USDA Hardiness Zone

5b

Minimum winter temperature range for plant survival

Growing Degree Days

3,246

Supports most vegetables & fruits

Last spring frost (32°F): 05/06
First fall frost (32°F): 10/08

Seasonal Overview

Comfort ZoneSpring40°60°7.9"Summer70°76°9.9"Fall39°66°4.9"Winter27°30°1.8"20°40°60°80°100°

National Comparison

Warmer than 33% of US counties
Wetter than 20% of US counties
More seasonal variation than 78% of US counties

7-Day Outlook

Forecast

Current Conditions

Air Quality

Safety

Weather Alerts

Climate Advisory: Brown County

Climate Verdict

Brown County has a mild, with an average annual temperature of 50.7°F, semi-arid conditions with only 24.7 inches of annual precipitation, occasional hot days — 37.55 per year above 90°F, moderate snowfall of 40.2 inches annually. This climate profile shapes everything from energy costs to outdoor recreation opportunities.

Seasonal Breakdown

Winters are cold, with January averaging 26.8°F. summers are warm — July averages 75.7°F. The 49°F seasonal variation provides noticeable but manageable change.

Outdoor & Gardening Guidance

Winter sports enthusiasts benefit from reliable snow cover for 3-4 months annually.

Regional Context

Brown County closely matches the Nebraska statewide average temperature of 49.7°F.

Climate Profile

About Brown County Weather

Brown County's Temperate Continental Climate

Brown County maintains an annual average temperature of 50.7°F, sitting slightly below the national median of approximately 54°F. This temperature profile places it firmly within the temperate continental zone, marked by distinct and varying seasons.

Warmer and Drier than State Averages

The county's average of 50.7°F is exactly one degree warmer than the Nebraska state average of 49.7°F. Precipitation levels reach 24.7 inches annually, slightly trailing the state average of 25.9 inches.

A Milder Neighbor in the North

Compared to neighboring Cherry County at 48.4°F, Brown County experiences a noticeably milder overall climate. However, its 40.2 inches of annual snowfall is significantly higher than many of its southern and western neighbors.

Icy Winters and Sharp Summer Heat

Winter temperatures drop to an average of 28.3°F, supported by 40.2 inches of snow. Summers are hot and persistent, featuring 38 days of extreme heat where temperatures meet or exceed 90°F.

Preparing for Significant Snow and Heat

Residents should prioritize heavy-duty snow removal equipment to handle the 40-inch annual average. High-efficiency cooling systems are essential for the five-week span of extreme heat days.

Frequently Asked Questions

What is the average temperature in Brown County?
The average annual temperature in Brown County, NE is 50.7°F, based on NOAA 30-year climate normals (1991-2020).
How much rain does Brown County get?
Brown County receives an average of 24.7 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 Brown County?
Yes, Brown County receives an average of 40.2 inches of snowfall per year according to NOAA climate normals.
How hot does Brown County get in summer?
The average summer temperature (June-August) in Brown County is 73.0°F. The county experiences an average of 38 days per year above 90°F.
How cold are winters in Brown County?
The average winter temperature (December-February) in Brown County is 28.3°F. January, typically the coldest month, averages 26.8°F.

Track your own weather in Brown 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 Nebraska