Nellis AFB, NV climate
Nellis AFB has mild winters and scorching summers, with very little rain. A typical July afternoon reaches 106°, a January night drops to 37°, and snow is almost unheard of.
NOAA 1991-2020 climate normals Updated once a decadeWhat a year in Nellis AFB feels like
Winter
Spring
Summer
Fall
Nellis AFB 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 | 60° | 37° | 0.7" | 0 | 3 | 0 | 45° – 54° |
| February | 65° | 41° | 0.8" | 0 | 4 | 0 | 46° – 60° |
| March | 73° | 47° | 0.4" | 0 | 2 | 0 | 53° – 67° |
| April | 81° | 53° | 0.2" | 0 | 1 | 0 | 61° – 72° |
| May | 90° | 62° | 0.2" | 0 | 1 | 0 | 69° – 83° |
| June | 101° | 71° | 0.1" | 0 | 0 | 0 | 79° – 91° |
| July | 106° | 77° | 0.3" | 0 | 1 | 0 | 88° – 95° |
| August | 104° | 76° | 0.3" | 0 | 2 | 0 | 87° – 94° |
| September | 97° | 67° | 0.2" | 0 | 2 | 0 | 79° – 86° |
| October | 83° | 55° | 0.5" | 0 | 2 | 0 | 65° – 75° |
| November | 70° | 43° | 0.3" | 0 | 1 | 0 | 50° – 62° |
| December | 59° | 35° | 0.5" | 0 | 2 | 0 | 43° – 51° |
| Year | 82° | 55° | 4.3" | 0.0" | 21 | 0 |
“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 Nellis AFB
Nellis AFB gets 4 inches of rain and melted snow a year. February is the wettest month and June the driest. Rain or snow falls on about 21 days a year.
About 311 frost-free days a year
In half of years the last 32° night comes by February 1 and the first one by December 8. That leaves about 311 frost-free days for gardens, longer than 95% of U.S. towns.
Heating and cooling a home in Nellis AFB
Engineers use “degree days” to estimate how hard a furnace or air conditioner works. In Nellis AFB, 34% of that work is heating and 66% is cooling, so air conditioning is the bigger bill.
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.
Nellis AFB and its neighbors
Nellis AFB borders 2 towns with climate data. January nights across them vary by 1.4°. North Las Vegas has the coldest January nights (36°) and Sunrise Manor the hottest July afternoons (107°). Nellis AFB’s January low is 37° and its July high 106°.
Temperatures and rain come from NOAA’s 5 km grid, so each town gets its own value.
How Nellis AFB 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 Nellis AFB averaged 1.8° warmer than the 1900s. The biggest change is in January (+2.8°). The shift is larger than in 88% of U.S. towns.
Change by month1991–2020 average minus 1901–2000 average, at Nellis AFB’s spot on NOAA’s grid
How much a month can swing
A normal is an average, and real years wander around it. February swings the most: between 1991 and 2020 its average temperature ranged from 46° to 60°. September is the most reliable, staying within 7°.
Common questions about Nellis AFB’s climate
What is the coldest month in Nellis AFB?
December, with a typical high of 59° and a low of 35°.
What is the hottest month in Nellis AFB?
July, with a typical high of 106° and a low of 77°. About 142 days a year reach 90°.
How much snow does Nellis AFB get?
Almost none. A normal year brings 0.0 inches.
When is the first frost in Nellis AFB?
In half of years the first 32° night comes by December 8, and the last spring frost by February 1.
What is the rainiest month in Nellis AFB?
February, with 0.8 inches of rain and melted snow. The year totals 4 inches.
Temperatures and rainfall come from NOAA’s gridded climate normals for Nellis AFB itself (about a 3-mile square). Snow, frost dates and day counts come from NOAA’s weather station at North Las Vegas, NV (3 mi) away. Normals are 30-year averages, not a forecast. Source: NOAA NCEI U.S. Climate Normals, 1991–2020 and 1901–2000.