Spring Valley, Nevada Weather
Heat hardens the dust. Day 76 of spring. Read this microseason across nine climate regions →
Spring Valley weather forecast — hour by hour, 7-day outlook, NOAA radar
- TodayJun 3Overcast——102°73°—
- ThursdayJun 4Partly Cloudy——104°74°+2°
- FridayJun 5Clear——101°80°-3°
- SaturdayJun 6Overcast——96°80°-5°
- SundayJun 7Overcast——93°76°-3°
- MondayJun 8Partly Cloudy——95°75°+2°
- TuesdayJun 9Overcast——96°78°+1°
Ozone at AQI 56 now. AQI flat over the last 6 hours (within ±3 points). With UV 9.5 peaking around 1 PM under clear skies, surface ozone likely climbs to AQI 71 by mid-afternoon.
OK No precautions needed for the general population; unusually sensitive individuals may consider limiting prolonged outdoor exertion.
What's driving it
Ozone × UV × Sky
Ozone at AQI 56 now. With UV 9.5 peaking around 1 PM under clear skies, surface ozone likely climbs to AQI 71 by mid-afternoon.
- Present
- AQI 56
- UV peak
- 9.5 at 1 PM
- Sky at peak
- clear
- Projected peak
- AQI 71
PM × Wind × Precip
PM2.5 at 5.7 µg/m³, PM10 at 11.5 µg/m³ — typical background levels with no transport signature.
- PM2.5/PM10
- 0.50
- Wind
- calm
- Recent rain
- 0h in last 6h
- Pattern
- background
Trends
Seven days of AQI and PM2.5.
Hourly air-quality data from the Copernicus Atmosphere Monitoring Service, charted across the past and next several days. Dashed lines mark the AQI breakpoints at 50 (Good → Moderate) and 100 (Moderate → Unhealthy for Sensitive Groups).
The higher the clouds, the finer the weather.
- Moonrise
- 5:22 AM
- Moonset
- 2:58 PM
- In sign
- ♑︎ Capricorn
Heat hardens the dust
Spring Valley at a glance
- Today vs. normal: 16°F above the seasonal normal for this latitude
- Last frost: March 24 (climatological average for this latitude)
- Microseason: Jun 1–5
- Planting window: Harvest spring lettuce before it bolts. Sow heat-tolerant greens.
Right now in the garden
Peak growing season
As of June 3, the growing season is at its peak — frost is months away. Continue succession-planting beans and summer squash. Start fall brassicas (broccoli, cabbage, kale) from seed indoors for transplanting in late summer.
Planting calendar
| Month | Plant | Harvest |
|---|---|---|
| January | — | — |
| February | — | — |
| March | — | — |
| April | lettuce, peas, spinach, radishes | — |
| May | lettuce, peas, spinach, radishes, tomatoes, peppers, beans, squash | lettuce, peas, radishes |
| June | tomatoes, peppers, beans, squash | lettuce, peas, radishes |
| July | tomatoes, peppers, beans, squash | tomatoes, beans, summer squash |
| August | — | tomatoes, beans, summer squash |
| September | fall brassicas, garlic (overwinter), carrots | tomatoes, beans, summer squash |
| October | fall brassicas, garlic (overwinter), carrots | winter squash, tomatoes (last) |
| November | — | — |
| December | — | — |
A year in weather
July brings Spring Valley's warmest temperatures (~93°F mean) while December delivers the coldest (~47°F). Rainfall reaches its peak in February (0.9 inches) and drops to its lowest point in May (0.1 inches).
| Month | Mean temp | Precip | Rainy days |
|---|---|---|---|
| January | 48° | 0.6″ | 2 |
| February | 53° | 0.9″ | 2 |
| March | 60° | 0.5″ | 1 |
| April | 67° | 0.3″ | 1 |
| May | 76° | 0.1″ | 0 |
| June | 87° | 0.1″ | 0 |
| July | 93° | 0.4″ | 1 |
| August | 91° | 0.4″ | 1 |
| September | 83° | 0.4″ | 1 |
| October | 69° | 0.4″ | 1 |
| November | 56° | 0.3″ | 1 |
| December | 47° | 0.5″ | 1 |
Regional context
Spring Valley belongs to a hot desert climate region — sharing similar temperature ranges, seasonal patterns, and growing conditions with other nearby cities.
Similar climates: Las Vegas, NV, Henderson, NV, North Las Vegas, NV, Enterprise, NV, Sunrise Manor, NV.
Naturalist notes
Desert marigolds begin their spring bloom across the valley floor during late April and early May.
Gambel's quail start their distinctive three-note calls at dawn throughout May as breeding season peaks.
Frequently asked
- When does it freeze in Spring Valley?
- Spring Valley's last spring frost typically occurs around mid-April, with the first fall frost returning around mid-November.
- What is the rainy season in Spring Valley?
- February stands as the wettest month with about 0.9 inches of rain on average; the city receives roughly 5 inches annually.
- What is the warmest month in Spring Valley?
- July typically brings the warmest weather, averaging about 93°F.
- What is the coldest month in Spring Valley?
- December typically delivers the coldest temperatures, averaging about 47°F.
- When can I start a vegetable garden in Spring Valley?
- Cool-season crops (peas, lettuce) can be planted around the last spring frost (mid-April); warm-season crops (tomatoes, peppers) should wait until 1–2 weeks after.
- How many rainy days does Spring Valley get?
- Spring Valley averages about 12 rainy days per year.
- What hardiness zone is Spring Valley?
- Spring Valley's USDA hardiness zone depends on its lowest average winter temperature; check the USDA's online lookup with the city ZIP for the current zone designation.
Climate
Spring Valley, Nevada experiences a hot desert climate zone. January temperatures hover near 48°F while July averages 93°F — a 44°F seasonal swing.
Throughout the year, Spring Valley receives about 5 inches of precipitation spread over roughly 12 rainy days.
Local weather patterns emerge from the city's latitude (36.1°N), proximity to large water bodies, and elevation — factors that determine what grows here, when frost threatens, and daily weather conditions.