Weather forecast for 10 days
San Dimas, CA

Weather forecast for the weekend

Saturday, May 17.

Cloudy
5:46 am

7:49 pm
PDT
Cloudy
64°F / 54°F
  • Wind: 11mph SW
  • Humidity: 67%
  • Precip. probability: 21%
  • Precipitation: 0.04"
  • UV index: 6
On Saturday, May 17, heavy clouds will be present throughout the day.
Minimal precipitation is forecasted. Temperatures are predicted to range from a maximum of an enjoyable 64.4°F to a minimum of a cool 53.6°F.
On Saturday, expect conditions that are colder than normal, with a temperature that reflects April's typical maximum of 72.3°F.
Sunrise will be at 5:46 am and sunset at 7:49 pm; the daylight will last for 14h and 3min.

Sunday, May 18.

Cloudy
5:45 am

7:49 pm
PDT
Cloudy
63°F / 52°F
  • Wind: 9mph SW
  • Humidity: 67%
  • Precip. probability: 24%
  • Precipitation: 0"
  • UV index: 6
On Sunday, May 18, the sky will be blanketed in clouds.
Temperature span will be from a high of a breezy 62.6°F to a low of a fresh 51.8°F.
On Sunday, the expected temperature appears lower and closer to April's norm of 72.3°F.
Sunrise will be at 5:45 am and sunset at 7:49 pm; the daylight will last for 14h and 4min.

Frequently asked questions

What is the weather forecast for San Dimas for Saturday?
On Saturday, expect a cloud-dominated sky with no significant clearing.
Will it rain on Saturday?
On Saturday, there is a low probability of minimal rainfall in San Dimas.
What will be the highest temperature on Saturday?
On Saturday, the highest temperature will be 64.4°F, while the lowest temperature will be 53.6°F.
What is the weather forecast for San Dimas for Sunday?
On Sunday, limited sunshine due to thick clouds is expected.
What will be the highest temperature on Sunday?
On Sunday, the maximum temperature will be 62.6°F, while the minimum temperature will be 51.8°F.
What is the weather forecast for San Dimas for the next ten days?
In San Dimas, a combination of cloudy and clear weather is expected for the next ten days.
Will it rain in the next ten days?
Rain is anticipated only on Saturday. With a probability of 21%, minimal precipitation of 0.04" is expected.
How hot will it be in the next ten days?
The maximum temperature will vary between 62.6°F and 84.2°F, as the minimum temperature will be between 51.8°F and 64.4°F.
What will be the hottest and the coldest days?
The hottest day will be next Wednesday, with a maximum of 84.2°F. Sunday will be the coldest day, with a maximum temperature of 62.6°F.

Long-term weather forecast

MonMay 12.
  • 73°F
  • 54°F
Partly Cloudy
Partly Cloudy
  • Wind: 12mph SW
  • Humidity: 43%
  • UV index: 10
  • Precip. probability: 0%
  • Precipitation: 0.04"
  • 5:49 am 7:45 pm PDT
TueMay 13.
  • 70°F
  • 52°F
Partly Cloudy
Partly Cloudy
  • Wind: 11mph SSW
  • Humidity: 51%
  • UV index: 10
  • Precip. probability: 10%
  • Precipitation: 0"
  • 5:49 am 7:46 pm PDT
WedMay 14.
  • 75°F
  • 52°F
Partly Cloudy
Partly Cloudy
  • Wind: 11mph SW
  • Humidity: 48%
  • UV index: 10
  • Precip. probability: 4%
  • Precipitation: 0"
  • 5:48 am 7:46 pm PDT
ThuMay 15.
  • 77°F
  • 55°F
Sunny
Sunny
  • Wind: 11mph WSW
  • Humidity: 49%
  • UV index: 10
  • Precip. probability: 2%
  • Precipitation: 0"
  • 5:47 am 7:47 pm PDT
FriMay 16.
  • 75°F
  • 55°F
Partly Cloudy
Partly Cloudy
  • Wind: 11mph SW
  • Humidity: 53%
  • UV index: 10
  • Precip. probability: 3%
  • Precipitation: 0"
  • 5:46 am 7:48 pm PDT
SatMay 17.
  • 64°F
  • 54°F
Cloudy
Cloudy
  • Wind: 11mph SW
  • Humidity: 67%
  • UV index: 6
  • Precip. probability: 21%
  • Precipitation: 0.04"
  • 5:46 am 7:49 pm PDT
SunMay 18.
  • 63°F
  • 52°F
Cloudy
Cloudy
  • Wind: 9mph SW
  • Humidity: 67%
  • UV index: 6
  • Precip. probability: 24%
  • Precipitation: 0"
  • 5:45 am 7:49 pm PDT
MonMay 19.
  • 73°F
  • 57°F
Mostly Sunny
Mostly Sunny
  • Wind: 10mph WSW
  • Humidity: 51%
  • UV index: 10
  • Precip. probability: 3%
  • Precipitation: 0"
  • 5:44 am 7:50 pm PDT
TueMay 20.
  • 81°F
  • 59°F
Sunny
Sunny
  • Wind: 10mph WSW
  • Humidity: 42%
  • UV index: 10
  • Precip. probability: 1%
  • Precipitation: 0"
  • 5:44 am 7:51 pm PDT
WedMay 21.
  • 84°F
  • 64°F
Sunny
Sunny
  • Wind: 10mph WSW
  • Humidity: 36%
  • UV index: 10
  • Precip. probability: 0%
  • Precipitation: 0"
  • 5:43 am 7:51 pm PDT
Over the next ten days, conditions will reflect that a combination of cloud-filled and clear weather is expected.
With a probability of 21%, rainfall is anticipated only on Saturday. Predicted precipitation will be minimal at 0.04".
Expect a substantial fluctuation in daytime highs throughout the forecast window. Maximum temperatures are forecasted between 62.6°F and 84.2°F, while the lowest night temperatures will vary also significantly, as the lowest temperatures will be recorded between 51.8°F and 64.4°F.
Next Wednesday will be the hottest day, with a maximum temperature of 84.2°F; Sunday will be the coldest day, with the highest temperature of 62.6°F.
Updated: May 12, 2025 @ 19:41:21 UTC
Published by: Weather U.S. | About Us
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Weather Forecasting & Climate
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