Spring Valley weather by month
Average highs run from 58°F in January to 104°F in July, and January nights average 40°F. It gets 4 inches of rain and melted snow a year, with almost no snow. Expect about 137 days a year at 90°F or hotter. The most comfortable months are February to April and October to November.
Best time to visit Spring Valley
For comfortable weather, go in February to April and October to November. In those months the average high stays between 62°F and 86°F, nights average 42°F or warmer, and rain stays under 4.5 inches for the month.
Month by month
| Month | High | Low | Precip. | Snow | Wet days | Days 90°F+ | Nights below 32°F | Feels |
|---|---|---|---|---|---|---|---|---|
| January | 59°F | 41°F | 0.6 in | 0.0 in | 2 | 0 | 3 | cool |
| February | 63°F | 44°F | 0.8 in | 0.0 in | 2 | 0 | 1 | mild |
| March | 71°F | 51°F | 0.4 in | 0.0 in | 1 | 0 | 0 | mild |
| April | 79°F | 57°F | 0.2 in | 0.0 in | 1 | 4 | 0 | warm |
| May | 89°F | 66°F | 0.1 in | 0.0 in | 0 | 16 | 0 | hot |
| June | 99°F | 76°F | 0.0 in | 0.0 in | 0 | 27 | 0 | very hot |
| July | 105°F | 82°F | 0.4 in | 0.0 in | 1 | 31 | 0 | very hot |
| August | 103°F | 81°F | 0.3 in | 0.0 in | 1 | 30 | 0 | very hot |
| September | 95°F | 72°F | 0.3 in | 0.0 in | 1 | 24 | 0 | hot |
| October | 81°F | 60°F | 0.3 in | 0.0 in | 1 | 6 | 0 | warm |
| November | 67°F | 47°F | 0.3 in | 0.0 in | 1 | 0 | 1 | mild |
| December | 57°F | 40°F | 0.5 in | 0.2 in | 1 | 0 | 5 | cool |
| Year | 81°F avg | 60°F avg | 4.2 in | 0.2 in | 11 | 137 | 10 |
"Wet days" are days with at least 0.1 inch of precipitation. "Feels" is a plain-language label for the average high. Normals for 1991-2020 from NOAA NCEI, station Las Vegas McCarran Airport, NV (USW00023169), 5.8 miles from the city center. Averages describe typical conditions, not a forecast.
Sunrise, sunset and daylight in Spring Valley
The shortest day is December 21, with 9h 42m of daylight; the longest is June 21, with 14h 37m. The earliest sunset comes around November 28 (4:26 pm) and the latest around June 20 (8:01 pm). The sun sets after 8 pm on 23 days a year.
| On the 15th of | Sunrise | Sunset | Daylight |
|---|---|---|---|
| January | 6:51 am | 4:50 pm | 9h 59m |
| February | 6:28 am | 5:22 pm | 10h 54m |
| March | 6:51 am | 6:48 pm | 11h 57m |
| April | 6:07 am | 7:14 pm | 13h 07m |
| May | 5:35 am | 7:40 pm | 14h 05m |
| June | 5:23 am | 7:59 pm | 14h 36m |
| July | 5:36 am | 7:57 pm | 14h 22m |
| August | 5:59 am | 7:30 pm | 13h 31m |
| September | 6:23 am | 6:47 pm | 12h 24m |
| October | 6:48 am | 6:04 pm | 11h 16m |
| November | 6:18 am | 4:32 pm | 10h 15m |
| December | 6:44 am | 4:27 pm | 9h 43m |
Calculated for 2026 at the center of Spring Valley with NOAA's solar equations, in local clock time (Pacific Time, including daylight saving time where it applies). Times shift by a minute or two from year to year.
Is Spring Valley getting warmer?
The last 10 years averaged 2.6°F warmer than the 20th century. See the climate stripes for Spring Valley.Frequently asked questions
What is the warmest month in Spring Valley?
July is the warmest month, with an average high of 105°F and an average low of 82°F (NOAA 1991-2020 normals).
What is the coldest month in Spring Valley?
December is the coldest, with average lows of 40°F and highs of 57°F.
What is the rainiest month in Spring Valley?
February gets the most precipitation, 0.8 inches on average. June is the driest at 0.0 inches.
Does it snow in Spring Valley?
Very little. The normal yearly snowfall is under one inch.
When is the best time to visit Spring Valley?
For comfortable weather, February to April and October to November. Those months average highs between 62 and 86°F with lows of 42°F or more and modest rain.
Thinking of moving to Spring Valley?
See what homes, rent and everyday prices cost, who lives there and how it compares with nearby cities on the full Spring Valley profile.
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