Spring Valley, CA Weather Forecast
Local 7-day forecast
Mostly Sunny
Track current conditions, temperature changes, wind, and the full daily outlook for Spring Valley, CA in one place.
Mostly sunny, with a high near 88. Southwest wind 0 to 10 mph.
Local Weather Overview
This forecast page for Spring Valley, CA is designed for quick trip planning, giving you a clean read on daytime highs, overnight lows, and changing conditions across the upcoming forecast window. Latest sync: Jul 23, 2026 5:52 AM PDT.
The active forecast window currently covers Jul 24 to Jul 29, 2026 for Spring Valley, CA.
Page Snapshot
- Page focus
- city weather
- Forecast window
- Jul 24 to Jul 29, 2026
- Latest sync
- Jul 23, 2026 5:52 AM PDT
- Forecast office
- SGX
- Source
- NOAA / NWS
Daily Outlook
This Week in Spring Valley
Sunday looks like the warmest upcoming period in Spring Valley at 90 degrees F.
Tuesday Night is the coolest period ahead with temperatures near 67 degrees F.
The strongest winds are forecast for Friday at about 0 to 10 mph SW.
The forecast from Jul 24 through Jul 29 stays mostly dry.
Forecast Details
- Last updated
- Jul 23, 2026 5:52 AM PDT
- Coverage
- 6 days
- Time zone
- America/Los_Angeles
- Forecast office
- SGX
- Radar station
- KNKX
Weather data is provided by the National Weather Service and refreshed automatically for U.S. locations.
Open NOAA sourceExtended Forecast
Patchy fog after 11pm. Partly cloudy, with a low around 70. West wind 0 to 5 mph.
Patchy fog before 11am. Sunny, with a high near 89.
Patchy fog after 11pm. Partly cloudy, with a low around 70.
Patchy fog before 11am. Mostly sunny, with a high near 90.
Mostly cloudy, with a low around 68.
Mostly sunny, with a high near 87.
Partly cloudy, with a low around 68.
Mostly sunny, with a high near 85.
Partly cloudy, with a low around 67.
Mostly sunny, with a high near 85.
Detailed Forecast
| Period | Conditions | Temp | Wind |
|---|---|---|---|
|
Friday
Jul 24
|
Mostly Sunny
|
88°F |
0 to 10 mph
SW
|
|
Friday Night
Jul 24
|
Patchy Fog
|
70°F |
0 to 5 mph
W
|
|
Saturday
Jul 25
|
Patchy Fog then Sunny
|
89°F |
0 to 10 mph
W
|
|
Saturday Night
Jul 25
|
Patchy Fog
|
70°F |
0 to 5 mph
SW
|
|
Sunday
Jul 26
|
Patchy Fog then Mostly Sunny
|
90°F |
0 to 10 mph
SW
|
|
Sunday Night
Jul 26
|
Mostly Cloudy
|
68°F |
0 to 5 mph
SW
|
|
Monday
Jul 27
|
Mostly Sunny
|
87°F |
0 to 10 mph
SW
|
|
Monday Night
Jul 27
|
Partly Cloudy
|
68°F |
0 to 10 mph
SW
|
|
Tuesday
Jul 28
|
Mostly Sunny
|
85°F |
0 to 10 mph
SW
|
|
Tuesday Night
Jul 28
|
Partly Cloudy
|
67°F |
0 to 10 mph
SW
|
|
Wednesday
Jul 29
|
Mostly Sunny
|
85°F |
0 to 10 mph
SW
|
Nearby Forecasts
Explore weather pages for nearby cities and major places around Spring Valley.