Grossmont, CA Weather Forecast
Local 7-day forecast
Sunny
Track current conditions, temperature changes, wind, and the full daily outlook for Grossmont, CA in one place.
Sunny, with a high near 92. Southwest wind 0 to 10 mph.
Local Weather Overview
This forecast page for Grossmont, 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 13, 2026 10:41 AM PDT.
The active forecast window currently covers Jul 15 to Jul 19, 2026 for Grossmont, CA.
Page Snapshot
- Page focus
- city weather
- Forecast window
- Jul 15 to Jul 19, 2026
- Latest sync
- Jul 13, 2026 10:41 AM PDT
- Forecast office
- SGX
- Source
- NOAA / NWS
Daily Outlook
This Week in Grossmont
Wednesday looks like the warmest upcoming period in Grossmont at 92 degrees F.
Sunday Night is the coolest period ahead with temperatures near 67 degrees F.
The strongest winds are forecast for Wednesday at about 0 to 10 mph SW.
Precipitation is mentioned in 1 upcoming forecast period.
Forecast Details
- Last updated
- Jul 13, 2026 10:41 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
Partly cloudy, with a low around 72.
Sunny, with a high near 88.
Partly cloudy, with a low around 69.
A slight chance of rain showers between 11am and 5pm. Mostly sunny, with a high near 84.
Partly cloudy, with a low around 68.
Mostly sunny, with a high near 86.
Partly cloudy, with a low around 68.
Mostly sunny, with a high near 84.
Partly cloudy, with a low around 67.
Detailed Forecast
| Period | Conditions | Temp | Wind |
|---|---|---|---|
|
Wednesday
Jul 15
|
Sunny
|
92°F |
0 to 10 mph
SW
|
|
Wednesday Night
Jul 15
|
Partly Cloudy
|
72°F |
0 to 5 mph
SW
|
|
Thursday
Jul 16
|
Sunny
|
88°F |
0 to 10 mph
S
|
|
Thursday Night
Jul 16
|
Partly Cloudy
|
69°F |
5 to 10 mph
SW
|
|
Friday
Jul 17
|
Slight Chance Rain Showers
|
84°F |
5 to 10 mph
SW
|
|
Friday Night
Jul 17
|
Partly Cloudy
|
68°F |
0 to 5 mph
W
|
|
Saturday
Jul 18
|
Mostly Sunny
|
86°F |
0 to 10 mph
W
|
|
Saturday Night
Jul 18
|
Partly Cloudy
|
68°F |
0 to 10 mph
NW
|
|
Sunday
Jul 19
|
Mostly Sunny
|
84°F |
0 to 10 mph
W
|
|
Sunday Night
Jul 19
|
Partly Cloudy
|
67°F |
0 to 5 mph
W
|
Nearby Forecasts
Explore weather pages for nearby cities and major places around Grossmont.