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

Current Conditions

Almanac

Last Updated: 11:30pm on 12/20/25
Outside Temperature: 57.1 °F
Today's High: 59.9 °F at 4:09pm
Lo: 55.8 °F at 2:26am
Barometric Trend: -0.005
Sunrise : 7:17am  Sunset: 4:54pm
Moonrise:   8:11am   Moonset:  5:22pm
Moon Phase: 1

Parameter

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

Wind Direction

SE 178 2:39pm 84 6:05pm 127 2.0 48.8 2:39pm -64.6 6:05pm

Wind Speed

0 3 2:39pm 0 12:00am 0 -0.0 3.0 2:39pm -0.0 2:54pm

Gust

0 4 2:39pm 0 12:00am 0 -0.1 2.7 2:39pm -0.4 3:00pm

In Humidity

61 62 4:00pm 57 12:00am 61 -0.0 2.2 4:00pm -1.0 1:37pm

Out Humidity

97 97 6:15am 95 12:00am 97 0.0 1.1 1:24am 0.0 11:30pm

In Temp

72.3 74.1 4:34pm 71.7 12:11pm 72.5 -0.21 0.83 1:19pm -0.39 6:30pm

Out Temp

57.1 59.9 4:09pm 55.8 2:26am 57.4 -0.30 1.01 12:49pm -0.56 9:54pm

Barometer

29.28 29.36 9:12am 29.26 5:53pm 29.28 -0.005 0.016 9:12am -0.028 12:53pm

Rain

10.04 10.04 11:29pm 9.94 12:00am 10.02 0.017 0.020 2:29am 0.000 11:07pm

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

0.01 0.01 4:00pm 0.00 12:00am 0.01 0.000 0.003 12:00pm -0.024 12:00am

UV Index

0.0 0.7 12:18pm 0.0 12:00am 0.0 -0.00 0.56 11:10am -0.40 12:31pm

Solar

0 107 12:19pm 0 12:00am 0 -0.0 52.9 11:13am -26.6 3:04pm

Wind Chill

57.1 59.9 4:09pm 55.8 2:26am 57.4 -0.30 1.01 12:49pm -0.56 9:54pm

In Heat Index

74.2 76.0 4:34pm 73.4 5:14am 74.4 -0.21 0.83 1:19pm -0.41 6:30pm

Heat Index

63.8 66.6 4:09pm 62.4 2:26am 64.1 -0.30 1.01 12:49pm -0.56 9:54pm

Dew Point

56.3 59.0 4:09pm 54.6 12:55am 56.6 -0.30 1.00 12:49pm -0.56 9:54pm

Barom Sea-level

30.03 30.11 9:12am 30.01 5:53pm 30.03 -0.005 0.016 9:12am -0.029 12:53pm

Parameter

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

Wind Direction

360 12/6/25 0 12/1/25 360 1/5/25 0 4/30/25 360 5 -13

Wind Speed

10 12/13/25 0 12/1/25 31 3/12/25 0 1/1/25 5 0 0

Gust

10 12/13/25 0 12/1/25 31 3/12/25 0 1/1/25 5 0 0

In Humidity

62 12/20/25 40 12/11/25 72 8/16/25 22 8/31/25 57 54 4

Out Humidity

98 12/1/25 24 12/11/25 99 2/8/25 13 5/10/25 98 70 2

In Temp

74.1 12/20/25 64.3 12/4/25 91.6 8/31/25 62.3 10/12/25 72.4 67.5 0.0

Out Temp

83.1 12/11/25 32.3 12/4/25 107.9 8/30/25 27.1 1/27/25 63.0 47.7 0.8

Barometer

29.54 12/8/25 29.21 12/12/25 29.79 1/21/25 28.81 10/13/25 29.37 29.30 -0.06

Rain

10.04 12/20/25 9.81 12/1/25 10.04 12/20/25 0.01 10/2/25 9.94 9.93 0.11

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

0.05 12/11/25 0.00 12/1/25 0.17 8/21/25 0.00 1/1/25 0.02 0.00 -0.02

UV Index

2.0 12/3/25 0.0 12/1/25 7.8 7/22/25 0.0 1/1/25 1.8 0.0 0.0

Solar

675 12/3/25 0 12/1/25 1202 7/22/25 0 1/1/25 506 0 0

Wind Chill

83.1 12/11/25 32.3 12/4/25 106.8 8/21/25 27.1 1/27/25 63.0 47.7 0.8

In Heat Index

76.0 12/20/25 64.5 12/4/25 90.4 8/21/25 62.8 2/11/25 73.9 68.8 0.4

Heat Index

83.2 12/11/25 38.7 12/4/25 107.4 8/21/25 33.2 1/21/25 66.6 54.3 1.1

Dew Point

64.6 12/16/25 31.0 12/4/25 69.4 9/25/25 18.8 1/21/25 57.2 46.6 1.4

Barom Sea-level

30.29 12/8/25 29.96 12/12/25 30.55 1/21/25 29.54 10/13/25 30.12 30.05 -0.06

Press Altitude

598 Daily  Rain 0.10 Degree Heating 7.4 Monthly Degree Day Cooling 17.0 Heat Index --- Beaufort Calm

Cloud Base

210 Hourly  Rain 0.02 Degree Cooling 0.0 Monthly Wind Run 4 Comfort Index Cool    

Air Density

632 24Hr Rain 0.11 Moon Phase 1 Yearly Deg Day Heating 3715.4 Forecast Increasing clouds with little temperature change. Precip possible within 24 to 48 hrs    

Virtual Temp

60.2 Rain Rate 0.000 Monthly Rain 0.23 Yearly Degree Day Cooling 1051.2 Station Barom Trend Steady    

Vapor Press

0.46 Wind Run 0 Monthly Deg Day Heating 293.0 Yearly Wind Run 1094 Barometer Trend Steady    

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