San Bernardino County, CA Weather Forecast
County weather hub
Sunny
Compare major city weather across San Bernardino County, scan the latest forecast snapshots, and jump into local 7-day outlook pages from one hub.
Sunny, with a high near 112. West wind 2 to 8 mph.
County Weather Overview
This county weather page brings together forecast coverage for San Bernardino County so visitors can compare temperatures, wind, and conditions across the region without hopping between unrelated pages.
Current forecast coverage spans 27 of 27 mapped cities in San Bernardino County.
Page Snapshot
- Page focus
- county weather
- Forecast window
- Jul 9 to Jul 13, 2026
- Latest sync
- Jul 7, 2026 2:37 PM PDT
- Forecast office
- VEF
- Source
- NOAA / NWS
Daily Outlook
This Week in San Bernardino County
Thursday looks like the warmest upcoming period in San Bernardino County at 112 degrees F.
Thursday Night is the coolest period ahead with temperatures near 77 degrees F.
The strongest winds are forecast for Thursday Night at about 1 to 20 mph WSW.
Precipitation is mentioned in 1 upcoming forecast period.
Forecast Details
- Last updated
- Jul 7, 2026 2:37 PM PDT
- Coverage
- 6 days
- Time zone
- America/Los_Angeles
- Forecast office
- VEF
- Radar station
- KEYX
Weather data is provided by the National Weather Service and refreshed automatically for U.S. locations.
Open NOAA sourceExtended Forecast
Clear, with a low around 77.
Sunny, with a high near 109.
Mostly clear, with a low around 79.
Sunny, with a high near 108.
Partly cloudy, with a low around 80.
Partly sunny, with a high near 106.
Partly cloudy, with a low around 81.
A slight chance of showers and thunderstorms between 11am and 5pm. Sunny, with a high near 105.
Mostly clear, with a low around 82.
Detailed Forecast
| Period | Conditions | Temp | Wind |
|---|---|---|---|
|
Thursday
Jul 9
|
Sunny
|
112°F |
2 to 8 mph
W
|
|
Thursday Night
Jul 9
|
Clear
|
77°F |
1 to 20 mph
WSW
|
|
Friday
Jul 10
|
Sunny
|
109°F |
1 to 8 mph
SW
|
|
Friday Night
Jul 10
|
Mostly Clear
|
79°F |
1 to 8 mph
SW
|
|
Saturday
Jul 11
|
Sunny
|
108°F |
0 to 13 mph
SSE
|
|
Saturday Night
Jul 11
|
Partly Cloudy
|
80°F |
2 to 12 mph
SSW
|
|
Sunday
Jul 12
|
Partly Sunny
|
106°F |
2 to 9 mph
S
|
|
Sunday Night
Jul 12
|
Partly Cloudy
|
81°F |
2 to 9 mph
SW
|
|
Monday
Jul 13
|
Slight Chance Showers And Thunderstorms
|
105°F |
2 to 7 mph
S
|
|
Monday Night
Jul 13
|
Mostly Clear
|
82°F |
3 to 7 mph
SW
|
Major City Forecasts
Live forecast snapshots for major cities across San Bernardino County.
Coverage
Forecast coverage currently spans 27 of 27 mapped cities in San Bernardino County.
Largest mapped city population in this region: 217,491.
