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San Bernardino County (San Bernardino)
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United States weather

10 day weather forecast for San Bernardino County

Sunday, July 19th, 2026, at 02:44
today
High Surf Advisory
Sunny
35° 19°
tomorrow
Sunny
34° 19°
Tuesday
Sunny
36° 19°
Wednesday
Sunny
38° 20°
Thursday
Sunny
40° 23°
Friday
Sunny
39° 23°
Saturday
Sunny
38° 22°
 More Details See
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San Bernardino County Weather Pages

San Bernardino County weather forecast

The weather forecast for San Bernardino County over the next 5 days indicates hot conditions with temperatures ranging from 34 °C to 40 °C.

Wind speeds are expected to be breezy, averaging around 15 km/h.

Weather today
San Bernardino County weather forecast

San Bernardino County 14 days weather forecast

This weeks weather in San Bernardino County. Click on a date for detailed forecasts
Sun. 19
35°
19°
Weather Alert
Sunny
0 mm
Mon. 20
34°
19°
Sunny
0 mm
Tue. 21
36°
19°
Sunny
0 mm
Wed. 22
38°
20°
Sunny
0 mm
Thu. 23
40°
23°
Sunny
0 mm
Fri. 24
39°
23°
Sunny
0 mm
Sat. 25
38°
22°
Sunny
0 mm
Sun. 26
39°
21°
Sunny
0 mm
Mon. 27
41°
23°
Sunny
0 mm
Tue. 28
41°
23°
Sunny
0 mm
Wed. 29
38°
22°
Sunny
0 mm
Thu. 30
39°
21°
Sunny
0 mm
Fri. 31
38°
21°
Sunny
0 mm
Further Ahead
Select a date

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Access San Bernardino County weather forecasts with a simple click. Select any date for comprehensive insights on temperature, rainfall, and wind conditions.
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San Bernardino County long range weather forecast

30 day weather forecast for San Bernardino County
June
August
Mon.Tue.Wed.Thu.Fri.Sat.Sun.
1
Sunny
35°
2
Sunny
35°
3
Sunny
36°
4
Sunny
35°
5
Sunny
36°
6
Sunny
35°
7
Sunny
35°
8
Sunny
36°
9
Sunny
37°
10
Sunny
38°
11
Sunny
37°
12
Sunny
35°
13
Sunny
36°
14
Sunny
37°
15
Sunny
38°
16
Sunny
36°
17
Sunny
36°
18
Sunny
36°
19
Weather Alert Sunny
35°
20
Sunny
34°
21
Sunny
36°
22
Sunny
38°
23
Sunny
40°
24
Sunny
39°
25
Sunny
38°
26
Sunny
39°
27
Sunny
41°
28
Sunny
41°
29
Sunny
38°
30
Sunny
39°
31
Sunny
38°
Important Notice
Our San Bernardino County long range weather forecast is based on historical data analysis rather than real-time forecasting models. While this provides a general outlook, weather conditions can change. We recommend checking the forecast closer to your planned date for the most current information.

Rain Forecast for the Next 14 Days in San Bernardino County

The chart displays the expected rainfall values (in mm) over the next 14 days in San Bernardino County, highlighting variations in precipitation levels for specific dates. ☔

San Bernardino County Wind Speed Forecast Chart

This chart illustrates the projected daily max wind speed (in km) in San Bernardino County over the next two weeks, providing insights into periods of increased or decreased wind activity. 🌀

Frequently asked questions about the weather in San Bernardino County

How warm is it in San Bernardino County over the next 14 days?
Over the next two weeks, temperatures in San Bernardino County are expected to range from around 19 °C on the coldest nights up to about 41 °C on the warmest days. Use this range to plan what to pack and wear.

Will it rain in San Bernardino County in the next two weeks?
Yes - rain is expected on about 1 of the next 14 days in San Bernardino County, with roughly 0.1 mm of rainfall in total. It is worth keeping an umbrella or raincoat handy.

How windy is it in San Bernardino County?
Maximum wind speeds in San Bernardino County are forecast to reach about 18 km/h at their peak over the next 14 days.

When is the best time to visit San Bernardino County?
For a month-by-month look at temperatures and rainfall, see our best time to visit San Bernardino County guide.

How accurate is the 14-day forecast for San Bernardino County?
Our San Bernardino County forecast uses leading meteorological models and is most reliable over the next few days. Long-range days beyond a week show general trends and can change, so check back closer to the date for updates.

Quick links

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Top locations in San Bernardino County
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Location coordinates Where is San Bernardino County?

Get accurate weather forecasts for San Bernardino County, located at latitude 34.108 and longitude -117.29. Stay updated with localized weather information tailored for San Bernardino County.

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