Sylmar, Ca. , Ca. 91342 Current Weather Conditions [Select Refresh to Update]
Updated Automatically by Ambient Weather's Virtual Weather Station  V15.00

Current Conditions

Almanac

Last Updated: 12:43pm on 12/19/25
Outside Temperature: 66.7 °F
Today's High: 70.2 °F at 10:20am
Lo: 66.3 °F at 6:29am
Barometric Trend: -0.014
Sunrise : 6:54am  Sunset: 4:46pm
Moonrise:   6:54am   Moonset:  4:21pm
Moon Phase: 29

Parameter

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

Wind Direction

SSE 359 2:49am 4 4:04am 162 -12.8 101.0 2:49am -309.5 4:38am

Wind Speed

4 14 3:47am 0 1:37am 3 0.8 8.4 2:52am -6.3 5:30am

Gust

8 15 3:47am 0 2:00am 7 1.0 6.5 2:52am -8.2 5:30am

In Humidity

22 23 12:19pm 16 1:26am 22 -0.2 1.6 9:19am -1.0 1:26am

Out Humidity

36 39 12:40pm 20 12:00am 34 2.1 7.4 11:41am -2.9 10:45am

In Temp

87.1 87.6 12:07pm 80.6 9:23am 85.5 1.62 2.67 12:02pm -4.07 1:51am

Out Temp

66.7 70.2 10:20am 66.3 6:29am 67.5 -0.84 1.58 10:20am -1.78 12:15am

Barometer

26.24 26.29 10:11am 26.24 4:25am 26.26 -0.014 0.015 9:12am -0.019 12:13pm

Rain

6.59 6.59 12:00am 6.59 12:00am 6.59 0.000 0.000 12:00am 0.000 12:00pm

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

66.7 70.2 10:20am 66.2 4:24am 67.5 -0.84 1.58 10:20am -1.76 12:15am

In Heat Index

83.9 84.3 12:07pm 79.0 9:23am 82.6 1.29 2.16 12:07pm -2.99 1:51am

Heat Index

66.3 69.5 10:20am 65.1 6:29am 67.0 -0.69 1.73 10:20am -1.74 12:15am

Dew Point

38.9 41.3 11:41am 24.9 1:48am 38.0 0.92 6.59 8:14am -2.91 10:46am

Barom Sea-level

30.00 30.05 10:11am 30.00 4:25am 30.02 -0.016 0.017 9:12am -0.022 12:13pm

Parameter

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

Wind Direction

359 12/15/25 0 12/7/25 359 1/1/25 0 1/10/25 359 4 98

Wind Speed

51 12/17/25 0 12/2/25 92 1/7/25 0 1/1/25 44 0 -12

Gust

51 12/1/25 0 12/2/25 92 1/7/25 0 1/1/25 44 5 -11

In Humidity

32 12/3/25 12 12/15/25 61 11/21/25 7 1/22/25 21 14 2

Out Humidity

76 12/3/25 10 12/16/25 99 11/15/25 5 1/22/25 30 16 7

In Temp

91.9 12/13/25 60.9 12/4/25 92.7 10/24/25 48.1 1/13/25 90.4 78.8 4.2

Out Temp

76.1 12/11/25 43.5 12/3/25 83.3 10/29/25 37.5 1/17/25 72.5 64.7 -3.6

Barometer

26.50 12/4/25 26.18 12/17/25 26.69 1/21/25 26.10 11/15/25 26.30 26.20 -0.02

Rain

6.59 12/15/25 6.59 12/1/25 6.59 12/15/25 0.53 1/1/25 6.59 6.59 0.00

Ch 1 Temp

0.0 12/1/25 0.0 12/1/25 0.0 1/1/25 0.0 1/1/25 0.0 0.0 0.0

Ch 1 Hum

0 12/1/25 0 12/1/25 0 1/1/25 0 1/1/25 0 0 0

Ch 2 Temp

0.0 12/1/25 0.0 12/1/25 0.0 1/1/25 0.0 1/1/25 0.0 0.0 0.0

Ch 2 Hum

0 12/1/25 0 12/1/25 0 1/1/25 0 1/1/25 0 0 0

Ch 3 Temp

0.0 12/1/25 0.0 12/1/25 0.0 1/1/25 0.0 1/1/25 0.0 0.0 0.0

Ch 3 Hum

0 12/1/25 0 12/1/25 0 1/1/25 0 1/1/25 0 0 0

ET

0.00 12/1/25 0.00 12/1/25 0.00 1/1/25 0.00 1/1/25 0.00 0.00 0.00

UV Index

0.0 12/1/25 0.0 12/1/25 0.0 1/1/25 0.0 1/1/25 0.0 0.0 0.0

Solar

0 12/1/25 0 12/1/25 0 1/1/25 0 1/1/25 0 0 0

Wind Chill

76.1 12/11/25 38.9 12/4/25 83.3 10/29/25 27.3 1/13/25 72.5 61.5 -3.6

In Heat Index

90.0 12/13/25 59.6 12/4/25 91.2 10/25/25 46.7 1/13/25 86.4 77.2 3.4

Heat Index

75.5 12/11/25 47.2 12/3/25 80.6 10/29/25 39.5 1/13/25 71.4 63.6 -3.1

Dew Point

48.7 12/14/25 1.3 12/5/25 55.1 10/24/25 -17.4 1/21/25 37.5 18.8 2.4

Barom Sea-level

30.29 12/4/25 29.92 12/17/25 30.51 1/21/25 29.83 11/15/25 30.07 29.95 -0.02

Press Altitude

3585 Daily  Rain 0.00 Degree Heating 0.0 Monthly Degree Day Cooling 35.2 Heat Index --- Beaufort Light Breeze

Cloud Base

6943 Hourly  Rain 0.00 Degree Cooling 1.4 Monthly Wind Run 5085 Comfort Index Comfortable    

Air Density

4919 24Hr Rain 0.00 Moon Phase 29 Yearly Deg Day Heating 627.3 Forecast Increasing clouds with little temperature change. Precip possible within 24 to 48 hrs    

Virtual Temp

68.5 Rain Rate 0.000 Monthly Rain 0.00 Yearly Degree Day Cooling 126.0 Station Barom Trend Steady    

Vapor Press

0.24 Wind Run 50 Monthly Deg Day Heating 76.4 Yearly Wind Run 22593 Barometer Trend Steady    

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