SPRING VALLEY, CA 91978 Weather Forecast & Current Conditions

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SAN DIEGO/BROWN, CA
Current Weather

6:53 AM PDT MAY 14, 2026
Overcast
63°F
Feels Like: 63°F
Dewpoint: 52°F
Rel. Hum.: 67%
Visibility: 10 miles
Wind: Calm
Pressure: 30.02 inches
Last 72 hours

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SPRING VALLEY, CA 91978
Weather Forecast

Snowfall Forecast pages
Snow Depth pages
TODAY
Mostly sunny. Highs 71 to 75 in the western valleys to 73 to 78 near the foothills. Areas of winds west to 10 mph... Becoming 10 to 15 mph this afternoon.
TONIGHT
Mostly clear in the evening...becoming partly cloudy overnight with patchy fog. Lows 51 to 55. Areas of winds southwest to 10 mph in the evening becoming light.
FRIDAY
Partly cloudy with patchy fog in the morning...becoming sunny. Highs 71 to 75 in the western valleys to 73 to 78 near the foothills. Areas of winds southwest to 10 mph...becoming 10 to 15 mph in the afternoon.
FRIDAY NIGHT
Mostly clear in the evening...becoming partly cloudy overnight with patchy fog. Lows 50 to 55. Areas of winds southwest to 10 mph in the evening becoming light.
SATURDAY
Partly cloudy with patchy fog in the morning... Becoming mostly sunny. Highs 73 to 78. Areas of winds southwest to 10 mph...becoming 10 to 15 mph with gusts to 25 mph in the afternoon.
SATURDAY NIGHT
Mostly clear in the evening...becoming partly cloudy overnight with patchy fog. Lows 50 to 55.
SUNDAY
Partly cloudy with patchy fog in the morning...becoming mostly sunny. Highs 70 to 75.
SUNDAY NIGHT
Mostly clear in the evening...becoming partly cloudy. Lows 49 to 54.
MONDAY
Partly cloudy in the morning...becoming mostly sunny. Highs 76 to 81.
MONDAY NIGHT
Mostly clear. Lows 50 to 55.
TUESDAY
Partly cloudy in the morning...becoming mostly sunny. Highs 81 to 86.
TUESDAY NIGHT
Mostly clear. Lows 53 to 58.
WEDNESDAY
Partly cloudy in the morning...becoming mostly sunny. Highs 81 to 86.

Visible Weather Satellite
SPRING VALLEY, CA 91978
Infrared Weather Satellite
SPRING VALLEY, CA 91978
NEXRAD Weather Radar
SPRING VALLEY, CA 91978

SAN DIEGO/BROWN, CA 3 hourly weather forecast

weather forecast created  6:00 PM MDT  5/13/2026
Thursday
14 MAY 2026
SPRING VALLEY, CA 91978 weather forecast Day 1, 0 hours 11 PM 60° 61° Partly Cloudy 1%

0% Thunder
( 0% severe)
W   3 84% 55°
Low 56° SPRING VALLEY, CA 91978 weather forecast Day 1, 3 hours 2 AM 58° 59° Partly Cloudy N   2 90% 55°
High 71° SPRING VALLEY, CA 91978 weather forecast Day 1, 6 hours 5 AM 57° 58° Mostly Cloudy 0%

0% Thunder
( 0% severe)
SSE   2 93% 55°

Decreasing Clouds



SPRING VALLEY, CA 91978 weather forecast Day 1, 9 hours 8 AM 60° 61° Mostly Cloudy NNW   2 84% 55°
SPRING VALLEY, CA 91978 weather forecast Day 1, 12 hours 11 AM 68° 68° Partly Cloudy 0%

0% Thunder
( 0% severe)
W   8 65% 56°
SPRING VALLEY, CA 91978 weather forecast Day 1, 15 hours 2 PM 70° 70° Clear W   12 63% 57°
SPRING VALLEY, CA 91978 weather forecast Day 1, 18 hours 5 PM 67° 67° Partly Cloudy 0%

0% Thunder
( 0% severe)
W   10 70% 57°
SPRING VALLEY, CA 91978 weather forecast Day 1, 21 hours 8 PM 62° 62° Partly Cloudy W   6 84% 57°
Friday
15 MAY 2026
SPRING VALLEY, CA 91978 weather forecast Day 2, 0 hours 11 PM 60° 61° Mostly Cloudy 0%

0% Thunder
( 0% severe)
SW   3 90% 57°
Low 56° SPRING VALLEY, CA 91978 weather forecast Day 2, 3 hours 2 AM 58° 59° Mostly Cloudy S   2 93% 56°
High 71° SPRING VALLEY, CA 91978 weather forecast Day 2, 6 hours 5 AM 57° 58° Mostly Cloudy 0%

0% Thunder
( 0% severe)
SSE   2 96% 56°

Decreasing Clouds



SPRING VALLEY, CA 91978 weather forecast Day 2, 9 hours 8 AM 60° 61° Mostly Cloudy SSE   2 90% 57°
SPRING VALLEY, CA 91978 weather forecast Day 2, 12 hours 11 AM 68° 68° Partly Cloudy 0%

0% Thunder
( 0% severe)
WSW   8 70% 58°
SPRING VALLEY, CA 91978 weather forecast Day 2, 15 hours 2 PM 70° 70° Clear WSW   13 71% 60°
SPRING VALLEY, CA 91978 weather forecast Day 2, 18 hours 5 PM 67° 67° Partly Cloudy 0%

0% Thunder
( 0% severe)
WSW   10 75% 59°
SPRING VALLEY, CA 91978 weather forecast Day 2, 21 hours 8 PM 62° 62° Partly Cloudy WSW   6 87% 58°

SAN DIEGO/BROWN, CA extended weather forecast

Saturday
16 MAY 2026
Sunday
17 MAY 2026
Monday
18 MAY 2026
Tuesday
19 MAY 2026
Wednesday
20 MAY 2026
Low 60° Low 59° Low 59° Low 59° Low 60°
High 72° High 74° High 73° High 72° High 71°
SPRING VALLEY, CA 91978 weather forecast Day 3 SPRING VALLEY, CA 91978 weather forecast Day 4 SPRING VALLEY, CA 91978 weather forecast Day 5 SPRING VALLEY, CA 91978 weather forecast Day 6 SPRING VALLEY, CA 91978 weather forecast Day 7
Overcast
13% Rain
Overcast
17% Rain
Overcast
15% Rain
Overcast
11% Rain
Overcast
11% Rain
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