The long-range forecast for San Bernardino indicates that current temperatures are within the expected ranges for this time of year, aligning closely with the historical average of 36.7 °C. This suggests typical weather patterns without significant deviations.
Select a month and click on a day for more information:
Saturday
Aug 1
37° / 22°
Sunday
Aug 2
37° / 22°
Monday
Aug 3
38° / 22°
Tuesday
Aug 4
40° / 19°
Wednesday
Aug 5
36° / 17°
Thursday
Aug 6
38° / 19°
Friday
Aug 7
37° / 19°
Saturday
Aug 8
39° / 20°
Sunday
Aug 9
38° / 20°
Monday
Aug 10
36° / 21°
Tuesday
Aug 11
35° / 19°
Wednesday
Aug 12
35° / 18°
Thursday
Aug 13
34° / 17°
Friday
Aug 14
35° / 16°
Saturday
Aug 15
37° / 17°
Sunday
Aug 16
37° / 19°
Monday
Aug 17
37° / 20°
Tuesday
Aug 18
35° / 21°
Wednesday
Aug 19
35° / 21°
Thursday
Aug 20
35° / 22°
Friday
Aug 21
35° / 21°
Saturday
Aug 22
35° / 20°
Sunday
Aug 23
34° / 21°
Monday
Aug 24
35° / 21°
Tuesday
Aug 25
36° / 21°
Wednesday
Aug 26
37° / 21°
Thursday
Aug 27
37° / 22°
Friday
Aug 28
35° / 21°
Saturday
Aug 29
36° / 22°
Sunday
Aug 30
37° / 21°
Monday
Aug 31
36° / 22°
San Bernardino 30 days weather forecast
Check out our estimated 30 days weather forecast for San Bernardino, this data is based on the average weather in San Bernardino in the last few years.
For a more accurate and detailed forecast, check out the 14 day weather for San Bernardino next to the desired date.