Moapa Valley, NV climate
Moapa Valley has mild winters and scorching summers, with very little rain. A typical July afternoon reaches 108°, a January night drops to 37°, and snow is almost unheard of.
NOAA 1991-2020 climate normals Updated once a decadeWhat a year in Moapa Valley feels like
Winter
Spring
Summer
Fall
Moapa Valley 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 | 61° | 37° | 0.8" | 0 | 4 | 0 | 45° – 55° |
| February | 66° | 41° | 1.0" | 0 | 4 | 0 | 46° – 60° |
| March | 74° | 47° | 0.7" | 0 | 3 | 0 | 54° – 68° |
| April | 82° | 53° | 0.3" | 0 | 2 | 0 | 61° – 72° |
| May | 92° | 62° | 0.3" | 0 | 1 | 0 | 70° – 83° |
| June | 103° | 70° | 0.1" | 0 | 1 | 0 | 80° – 92° |
| July | 108° | 77° | 0.3" | 0 | 2 | 0 | 89° – 96° |
| August | 106° | 76° | 0.5" | 0 | 2 | 0 | 88° – 95° |
| September | 99° | 68° | 0.3" | 0 | 1 | 0 | 81° – 86° |
| October | 85° | 56° | 0.5" | 0 | 2 | 0 | 66° – 77° |
| November | 71° | 44° | 0.4" | 0 | 2 | 0 | 50° – 62° |
| December | 60° | 36° | 0.8" | 0 | 3 | 0 | 44° – 51° |
| Year | 84° | 56° | 5.7" | 0.0" | 27 | 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 Moapa Valley
Moapa Valley gets 6 inches of rain and melted snow a year. February is the wettest month and June the driest. Rain or snow falls on about 27 days a year.
About 268 frost-free days a year
In half of years the last 32° night comes by February 26 and the first one by November 22. That leaves about 268 frost-free days for gardens, longer than 93% of U.S. towns.
Heating and cooling a home in Moapa Valley
Engineers use “degree days” to estimate how hard a furnace or air conditioner works. In Moapa Valley, 38% of that work is heating and 62% 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.
How Moapa Valley 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 Moapa Valley averaged 2.0° warmer than the 1900s. The biggest change is in January (+2.9°). The shift is larger than in 94% of U.S. towns.
Change by month1991–2020 average minus 1901–2000 average, at Moapa Valley’s spot on NOAA’s grid
How much a month can swing
A normal is an average, and real years wander around it. March swings the most: between 1991 and 2020 its average temperature ranged from 54° to 68°. September is the most reliable, staying within 6°.
Common questions about Moapa Valley’s climate
What is the coldest month in Moapa Valley?
December, with a typical high of 60° and a low of 36°.
What is the hottest month in Moapa Valley?
July, with a typical high of 108° and a low of 77°. About 160 days a year reach 90°.
How much snow does Moapa Valley get?
Almost none. A normal year brings 0.0 inches.
When is the first frost in Moapa Valley?
In half of years the first 32° night comes by November 22, and the last spring frost by February 26.
What is the rainiest month in Moapa Valley?
February, with 1.0 inches of rain and melted snow. The year totals 6 inches.
Temperatures and rainfall come from NOAA’s gridded climate normals for Moapa Valley itself (about a 3-mile square). Snow, frost dates and day counts come from NOAA’s weather station at Overton, NV (4 mi) away. Normals are 30-year averages, not a forecast. Source: NOAA NCEI U.S. Climate Normals, 1991–2020 and 1901–2000.