National Weather Service Forecast for: 3 Miles N Upland CA
Issued by: National Weather Service San Diego, CA
Updated: 8:38 pm PDT Jun 29, 2026
 
Tonight

Tonight: Patchy drizzle and fog after 2am. Mostly cloudy, with a low around 53. West wind 5 to 10 mph.
Partly Cloudy
then Patchy
Drizzle and
Patchy Fog
 Tuesday

Tuesday: Patchy drizzle and fog before 11am. Mostly cloudy through mid morning, then gradual clearing, with a high near 70. West wind 5 to 15 mph, with gusts as high as 25 mph.
Patchy
Drizzle and
Patchy Fog
then Sunny
 Tuesday
Night
Tuesday Night: Mostly clear, with a low around 53. West wind 5 to 10 mph becoming light and variable after midnight. Winds could gust as high as 20 mph.
Mostly Clear

 Wednesday

Wednesday: Partly sunny, then gradually becoming sunny, with a high near 73. Light and variable wind becoming west 5 to 10 mph in the morning. Winds could gust as high as 20 mph.
Becoming
Sunny

 Wednesday
Night
Wednesday Night: Mostly clear, with a low around 52. West wind 5 to 10 mph.
Mostly Clear

 Thursday

Thursday: Sunny, with a high near 74.
Sunny

 Thursday
Night
Thursday Night: Mostly clear, with a low around 56.
Mostly Clear

 Friday

Friday: Sunny, with a high near 77.
Sunny

 Friday
Night
Friday Night: Mostly clear, with a low around 59.
Mostly Clear
Lo 53 °F Hi 70 °F Lo 53 °F Hi 73 °F Lo 52 °F Hi 74 °F Lo 56 °F Hi 77 °F Lo 59 °F

 

Tonight
 
 Patchy drizzle and fog after 2am. Mostly cloudy, with a low around 53. West wind 5 to 10 mph.
Tuesday
 
 Patchy drizzle and fog before 11am. Mostly cloudy through mid morning, then gradual clearing, with a high near 70. West wind 5 to 15 mph, with gusts as high as 25 mph.
Tuesday Night
 
 Mostly clear, with a low around 53. West wind 5 to 10 mph becoming light and variable after midnight. Winds could gust as high as 20 mph.
Wednesday
 
 Partly sunny, then gradually becoming sunny, with a high near 73. Light and variable wind becoming west 5 to 10 mph in the morning. Winds could gust as high as 20 mph.
Wednesday Night
 
 Mostly clear, with a low around 52. West wind 5 to 10 mph.
Thursday
 
 Sunny, with a high near 74.
Thursday Night
 
 Mostly clear, with a low around 56.
Friday
 
 Sunny, with a high near 77.
Friday Night
 
 Mostly clear, with a low around 59.
Independence Day
 
 Mostly sunny, with a high near 80.
Saturday Night
 
 Mostly clear, with a low around 61.
Sunday
 
 Sunny, with a high near 81.
Sunday Night
 
 Mostly clear, with a low around 62.
Monday
 
 Sunny, with a high near 82.

 

Forecast from NOAA-NWS for 3 Miles N Upland CA.