Fort McDermitt, NV climate
Fort McDermitt has chilly winters and warm summers, with very little rain. A typical July afternoon reaches 90°, a January night drops to 19°, and about 21 inches of snow falls in a normal winter.
NOAA 1991-2020 climate normals Updated once a decadeWhat a year in Fort McDermitt feels like
Winter
Spring
Summer
Fall
Fort McDermitt weather by month
Average highs, lows, rain and snow for every month, from NOAA’s 1991–2020 normals.
| Month | High | Low | Rain + melt | Snow | Wet days | Snow on ground | 30-yr range |
|---|---|---|---|---|---|---|---|
| January | 41° | 19° | 1.0" | 4.5" | 7 | 6 | 21° – 38° |
| February | 45° | 23° | 0.8" | 3.8" | 7 | 3 | 26° – 42° |
| March | 54° | 27° | 1.1" | 1.9" | 7 | 1 | 35° – 46° |
| April | 60° | 31° | 1.4" | 1.7" | 9 | 1 | 41° – 50° |
| May | 69° | 38° | 1.5" | 0 | 8 | 0 | 46° – 60° |
| June | 79° | 44° | 0.9" | 0 | 6 | 0 | 57° – 69° |
| July | 90° | 51° | 0.3" | 0 | 3 | 0 | 61° – 75° |
| August | 88° | 49° | 0.2" | 0 | 2 | 0 | 64° – 72° |
| September | 79° | 41° | 0.5" | 0 | 3 | 0 | 56° – 64° |
| October | 65° | 31° | 0.9" | 0.4" | 5 | 0 | 41° – 55° |
| November | 50° | 24° | 0.8" | 2.4" | 6 | 2 | 28° – 43° |
| December | 39° | 18° | 1.1" | 6.1" | 8 | 6 | 24° – 34° |
| Year | 63° | 33° | 10.4" | 20.8" | 70 | 20 |
“Wet days” have at least 0.01" of rain or melted snow. “Snow on ground” counts days with 1" or more. The 30-year range is the coldest and warmest that month’s average temperature got between 1991 and 2020.
Rain and snow in Fort McDermitt
Fort McDermitt gets 10 inches of rain and melted snow a year. May is the wettest month and August the driest. Rain or snow falls on about 70 days a year. Snow covers the ground about 20 days of the year.
A year-round growing season
Heating and cooling a home in Fort McDermitt
Engineers use “degree days” to estimate how hard a furnace or air conditioner works. In Fort McDermitt, 95% of that work is heating and 5% is cooling, so the furnace matters far more than the air conditioner.
Degree days measure how far each day’s average temperature falls below or rises above 65°, added up over a year. Source: NOAA station normals.
How Fort McDermitt compares
Compared with every U.S. town and city on TownTapestry, each counted once.
Warmer than it used to be
The last 30 years in Fort McDermitt averaged 1.3° warmer than the 1900s. The biggest change is in January (+3.0°). The shift is larger than in 60% of U.S. towns.
Change by month1991–2020 average minus 1901–2000 average, at Fort McDermitt’s spot on NOAA’s grid
How much a month can swing
A normal is an average, and real years wander around it. January swings the most: between 1991 and 2020 its average temperature ranged from 21° to 38°. August is the most reliable, staying within 8°.
Common questions about Fort McDermitt’s climate
What is the coldest month in Fort McDermitt?
December, with a typical high of 39° and a low of 18°.
What is the hottest month in Fort McDermitt?
July, with a typical high of 90° and a low of 51°. About 48 days a year reach 90°.
How much snow does Fort McDermitt get?
About 21 inches in a normal winter, most of it in December.
When is the first frost in Fort McDermitt?
Frost is uncommon. Only 100% of years see a night at 32° or below.
What is the rainiest month in Fort McDermitt?
May, with 1.5 inches of rain and melted snow. The year totals 10 inches.
Temperatures and rainfall come from NOAA’s gridded climate normals for Fort McDermitt itself (about a 3-mile square). Snow, frost dates and day counts come from NOAA’s weather station at Mcdermitt, NV (5 mi) away. Normals are 30-year averages, not a forecast. Source: NOAA NCEI U.S. Climate Normals, 1991–2020 and 1901–2000.