weatherbycounty

Lyon County Climate

JanFebMarAprMayJunJulAugSepOctNovDec51.7°AVG °F

Avg Annual Temp

51.7°F

Annual Precip

5.2"

Annual Snowfall

2.1"

Extreme Heat Days

70

days >= 90°F/yr

Monthly Temperature

54.4°F avgJFMAMJJASOND

Precipitation Calendar

Dry
Wet= snowfall
0.7"
0.5"
0.6"
0.4"
0.7"
0.4"
0.3"
0.2"
0.1"
0.4"
0.5"
0.5"
Jan
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec

Growing Season & Gardening

USDA Hardiness Zone

7a

Minimum winter temperature range for plant survival

Growing Degree Days

2,865

Supports most vegetables & fruits

Last spring frost (32°F): 05/23
First fall frost (32°F): 09/28

Seasonal Overview

Comfort ZoneSpring44°58°1.7"Summer67°74°0.9"Fall40°64°0.9"Winter31°37°1.7"20°40°60°80°100°

National Comparison

Warmer than 38% of US counties
Wetter than 0% of US counties
More seasonal variation than 43% of US counties

7-Day Outlook

Forecast

Current Conditions

Air Quality

Safety

Weather Alerts

Climate Advisory: Lyon County

Climate Verdict

Lyon County has a mild, with an average annual temperature of 51.7°F, arid conditions receiving just 5.2 inches of precipitation annually, significant summer heat with 70.26666666666667 days annually above 90°F, light snow averaging 2.1 inches per year. This climate profile shapes everything from energy costs to outdoor recreation opportunities.

Seasonal Breakdown

Winters are cold, with January averaging 32.7°F. summers are warm — July averages 74.2°F. The 41°F seasonal variation provides noticeable but manageable change. December is typically the coldest month and July the warmest.

Outdoor & Gardening Guidance

Growing season and gardening data is currently limited for Lyon County. Check the USDA Plant Hardiness Zone Map and local extension office for specific guidance.

Regional Context

Lyon County closely matches the Nevada statewide average temperature of 52.0°F, it is somewhat drier than average for Nevada.

Climate Profile

About Lyon County Weather

Classic High Desert Conditions

Lyon County averages 51.7°F annually, placing it slightly below the national median. It is exceptionally dry, receiving just 5.2 inches of precipitation, which is far below the typical American county.

One of Nevada's Driest Spots

While the temperature matches the state average of 52.0°F, Lyon's 5.2 inches of rain is well below the state average of 8.6 inches. This makes it one of the more arid regions in an already dry state.

Drier Than the Tahoe Basin

Lyon is much drier than neighboring Washoe County, receiving roughly 4 inches less precipitation annually. It also sees far less snow than Storey County, with only 2.1 inches compared to Storey's 46.4 inches.

Intense Heat with Little Snow

The county faces 70 days of temperatures at or above 90°F, yet remains largely snow-free with only 2.1 inches annually. July is the peak of the heat, averaging 74.2°F.

Focus on Drought Resistance

Xeriscaping and water-efficient appliances are essential for managing the meager 5.2 inches of annual rainfall. Residents should also prepare for 70 days of heat with serviced HVAC systems.

Frequently Asked Questions

What is the average temperature in Lyon County?
The average annual temperature in Lyon County, NV is 51.7°F, based on NOAA 30-year climate normals (1991-2020).
How much rain does Lyon County get?
Lyon County receives an average of 5.2 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 Lyon County?
Yes, Lyon County receives an average of 2.1 inches of snowfall per year according to NOAA climate normals.
How hot does Lyon County get in summer?
The average summer temperature (June-August) in Lyon County is 70.9°F. The county experiences an average of 70 days per year above 90°F.
How cold are winters in Lyon County?
The average winter temperature (December-February) in Lyon County is 33.8°F. January, typically the coldest month, averages 32.7°F.

Track your own weather in Lyon 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 Nevada