San Dimas, CA. 91773 Current Weather Conditions [Select Refresh to Update]
Updated Automatically by Ambient Weather's Virtual Weather Station  V15.00

Current Conditions

Almanac

Last Updated: 4:10pm on 11/15/25
Outside Temperature: 49.9 °F
Today's High: 59.0 °F at 3:00am
Lo: 49.8 °F at 4:02pm
Barometric Trend: 0.010
Sunrise : 6:25am  Sunset: 4:48pm
Moonrise:   2:15am   Moonset:  2:19pm
Moon Phase: 26

Parameter

Value High Time Low Time Average Rate Rate Hi Time Rate Lo Time

Wind Direction

NNW 360 10:57am 5 10:55am 262 102.3 299.8 11:22am -206.7 12:18pm

Wind Speed

9 26 7:30am 0 12:57pm 6 3.1 10.8 1:26pm -9.9 11:00am

Gust

11 26 7:30am 4 2:30pm 12 -0.7 5.5 1:26pm -15.7 11:00am

In Humidity

13 25 12:00am 9 7:30am 14 -0.8 5.6 10:49am -8.5 1:00am

Out Humidity

97 98 12:00am 88 7:00am 98 -0.6 4.5 10:49am -5.1 6:30am

In Temp

75.4 77.3 4:30am 75.4 3:36pm 75.7 -0.33 0.88 10:54am -0.88 11:16am

Out Temp

49.9 59.0 3:00am 49.8 4:02pm 50.7 -0.83 0.56 3:00am -2.54 2:13pm

Barometer

26.94 27.04 12:00am 26.91 12:44pm 26.93 0.010 0.038 10:49am -0.039 12:44pm

Rain

3.57 3.57 4:04pm 2.09 10:49am 3.49 0.080 0.194 2:33pm -2.170 10:49am

Ch 1 Temp

0.0 0.0 12:00am 0.0 12:00am 0.0 0.00 0.00 12:00am 0.00 12:00am

Ch 1 Hum

0 0 12:00am 0 12:00am 0 0.0 0.0 12:00am 0.0 12:00am

Ch 2 Temp

0.0 0.0 12:00am 0.0 12:00am 0.0 0.00 0.00 12:00am 0.00 12:00am

Ch 2 Hum

0 0 12:00am 0 12:00am 0 0.0 0.0 12:00am 0.0 12:00am

Ch 3 Temp

0.0 0.0 12:00am 0.0 12:00am 0.0 0.00 0.00 12:00am 0.00 12:00am

Ch 3 Hum

0 0 12:00am 0 12:00am 0 0.0 0.0 12:00am 0.0 12:00am

ET

0.00 0.00 12:00am 0.00 12:00am 0.00 0.000 0.000 12:00am 0.000 12:00am

UV Index

0.0 0.0 12:00am 0.0 12:00am 0.0 0.00 0.00 12:00am 0.00 12:00am

Solar

0 0 12:00am 0 12:00am 0 0.0 0.0 12:00am 0.0 12:00am

Wind Chill

46.3 57.7 1:00am 45.1 2:21pm 48.8 -2.52 1.78 3:30pm -4.80 2:12pm

In Heat Index

73.6 76.1 4:30am 73.6 3:36pm 74.0 -0.36 1.14 10:54am -1.01 5:00am

Heat Index

56.6 65.9 3:00am 56.1 4:06pm 57.5 -0.92 0.56 3:00am -2.51 2:18pm

Dew Point

49.1 58.4 3:00am 48.2 4:06pm 50.1 -0.99 0.56 3:00am -2.49 2:18pm

Barom Sea-level

29.86 29.97 12:00am 29.82 12:44pm 29.85 0.011 0.042 10:49am -0.043 12:44pm

Parameter

Month High Date Month Low Date Year High Date Year Low Date Yesterday High Yesterday Low 24 Hour Difference

Wind Direction

360 11/15/25 0 11/1/25 360 1/1/25 0 1/7/25 338 0 322

Wind Speed

21 11/15/25 0 11/1/25 61 1/7/25 0 1/1/25 22 0 -4

Gust

26 11/15/25 0 11/1/25 69 1/7/25 0 1/1/25 22 3 -8

In Humidity

100 11/1/25 1 11/3/25 100 1/1/25 1 1/17/25 24 3 -2

Out Humidity

100 11/14/25 10 11/10/25 100 5/6/25 5 1/9/25 100 52 0

In Temp

83.3 11/10/25 74.7 11/13/25 83.3 10/28/25 56.8 1/8/25 77.5 75.2 -0.9

Out Temp

86.1 11/10/25 49.2 11/5/25 89.5 5/10/25 38.2 1/20/25 58.9 54.1 -7.7

Barometer

27.29 11/5/25 26.91 11/15/25 27.41 1/14/25 26.81 10/12/25 27.13 27.05 -0.11

Rain

3.57 11/15/25 1.75 11/15/25 3.57 11/15/25 0.07 1/1/25 4.98 4.65 0.00

Ch 1 Temp

0.0 11/1/25 0.0 11/1/25 0.0 1/1/25 0.0 1/1/25 0.0 0.0 0.0

Ch 1 Hum

0 11/1/25 0 11/1/25 0 1/1/25 0 1/1/25 0 0 0

Ch 2 Temp

0.0 11/1/25 0.0 11/1/25 0.0 1/1/25 0.0 1/1/25 0.0 0.0 0.0

Ch 2 Hum

0 11/1/25 0 11/1/25 0 1/1/25 0 1/1/25 0 0 0

Ch 3 Temp

0.0 11/1/25 0.0 11/1/25 0.0 1/1/25 0.0 1/1/25 0.0 0.0 0.0

Ch 3 Hum

0 11/1/25 0 11/1/25 0 1/1/25 0 1/1/25 0 0 0

ET

0.00 11/1/25 0.00 11/1/25 0.00 1/1/25 0.00 1/1/25 0.00 0.00 0.00

UV Index

0.0 11/1/25 0.0 11/1/25 0.0 1/1/25 0.0 1/1/25 0.0 0.0 0.0

Solar

0 11/1/25 0 11/1/25 0 1/1/25 0 1/1/25 0 0 0

Wind Chill

86.1 11/10/25 45.1 11/15/25 89.5 5/10/25 30.0 1/20/25 57.7 51.0 -8.5

In Heat Index

99.7 11/10/25 72.7 11/2/25 99.7 10/28/25 63.2 1/7/25 76.1 73.4 -1.0

Heat Index

82.7 11/10/25 54.0 11/5/25 85.7 5/10/25 41.4 1/14/25 66.1 56.3 -7.7

Dew Point

58.9 11/14/25 16.7 11/10/25 64.6 9/27/25 -13.3 1/20/25 58.9 39.7 -7.7

Barom Sea-level

30.25 11/5/25 29.82 11/15/25 30.37 1/14/25 29.71 10/12/25 30.07 29.97 -0.12

Press Altitude

2870 Daily  Rain 1.48 Degree Heating 5.0 Monthly Degree Day Cooling 75.4 Heat Index --- Beaufort Gentle Breeze

Cloud Base

204 Hourly  Rain 0.05 Degree Cooling 0.0 Monthly Wind Run 1659 Comfort Index Cool    

Air Density

2962 24Hr Rain 0.00 Moon Phase 26 Yearly Deg Day Heating 613.5 Forecast Partly cloudy and cooler    

Virtual Temp

52.4 Rain Rate 0.090 Monthly Rain 1.82 Yearly Degree Day Cooling 430.1 Station Barom Trend Steady    

Vapor Press

0.35 Wind Run 126 Monthly Deg Day Heating 32.8 Yearly Wind Run 14703 Barometer Trend Steady    

Updated Automatically by Ambient Software's Virtual Weather Station  V15.00
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