Saratoga, California (West Valley College Area)

Current Weather Conditions, Maps, and Forecasts

Thursday August 28, 2025; 3:20PM

DISCLAIMER: This is a hobby page. As such, the reliability of this information is not guaranteed, or warranted in any way, including, but not limited to, either for correctness or for fitness for any particular purpose. All risk for the use of this information is assumed by the readers and users of this page, including those who use the results extracted from either this page, or the scripts on which this page relies. Never base decisions that could affect life, property, livelihood, or anything else, on the information contained on this page, whether this information is locally derived or extracted from other locations on the Internet. In particular, the outputs and results shown for the air quality index (AQI) and the text forecasts are entirely the experimental work of an amateur hobbyist with no training in either weather forecasting or meterology. As such, these pages could very well contain or convey completely incorrect information (for example, the AQI reading is based on the last measurement of pollutants only, and is not an average over multiple hours!)  
Current Conditions
Realtime Single-sample US-EPA Air Quality Index
34 - GOOD

(Using 2024 US-EPA PM2.5 conversion)
Air quality is considered satisfactory, and air pollution poses little or no risk.
Outside Temperature 86.9°F
Wind Chill 86.9°F
Heat Index 87.8°F
Dew Point 63.0°F
Humidity 45%
Barometer 29.983 inHg
Barometer Trend (3 hours) -0.067 inHg
Wind 1 mph from 292° (WNW)
Rain Rate 0.00 in/h
Garage Temperature 80.1°F
UV Index 2.7
ET 0.00 in
Radiation 691 W/m²
Using 2024 US-EPA PM2.5 conversion
Latest PM2.5 [AQI]6.041 μg/m³ [34]

 

Since Midnight
High Temperature
Low Temperature
86.9°F at 15:20:00
56.5°F at 04:26:46
High Heat Index
Low Wind Chill
87.9°F at 15:07:53
56.5°F at 04:26:46
High Humidity
Low Humidity
91% at 04:30:22
45% at 14:52:09
High Dewpoint
Low Dewpoint
64.0°F at 14:45:20
53.6°F at 04:26:46
High Barometer
Low Barometer
30.083 inHg at 09:46:05
29.983 inHg at 15:19:05
Today's Rain 0.00 in
High Rain Rate 0.00 in/h at 00:00:02
High Wind 6 mph from 281° (W) at 15:10:45
Average Wind 0 mph
RMS Wind 0 mph
Vector Average Speed
Vector Average Direction
0 mph
333°
High Garage Temperature
Low Garage Temperature
81.5°F at 00:00:02
74.9°F at 08:28:02
High UV
Low UV
4.0 at 12:40:15
0.0 at 00:00:02
High ET
Low ET
0.03 in at 14:00:00
0.00 in at 00:05:00
High Radiation
Low Radiation
844 W/m² at 12:49:28
0 W/m² at 00:00:02
Using 2024 US-EPA PM2.5 conversion
High PM2.5 [AQI]

Low PM2.5 [AQI]
5.3212 μg/m³ [30]
 at 07:38:37
0.4446 μg/m³ [2]
 at 01:48:29

 

Rain Year (1-Oct start)
Rain Year Total 18.15 in

 

Local Radar Loop
Local Radar

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Regional Radar Loop
Regional Radar

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Hazard Map (from the NWS)
Regional Hazard Map

Click map for more details

 

Current Weather Outlook
Current Weather Outlook

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High Temperature Outlook
High Temperature Outlook

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Low Temperature Outlook
Low Temperature Outlook

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Santa Clara County Reservoirs
ALERT Reservoir Data

 

California Major Reservoirs
Major Reservoir Levels

 

PG&E Electrical Outage Map
PG&E Electrical Outage Map

 

California Rainfall Totals
NOAA/NWS CA/NV Rainfall totals

 

California Snowpack Levels
California Snowpack Information

 

CAL FIRE Incidents
CAL Fire Active Incidents

 

Weather Networks We Are On
AWEKAS CWOP MesoWest
Met Office (UK) Ambient Weather PWS Weather (HamWeather)
Southwestern Weather Network Weather Underground Weather Cloud
WindAlert (Weatherflow) PurpleAir

Weather Forecast

Forecast Created by Experimental Software Written By an Amateur With No Guarantee or Warranty or Promise of Accuracy Provided or Implied! Use at Your Own Risk! You Assume All Risk and Liability If You Use This Information in Any Way, For Any Purpose Whatsoever! See the Disclaimer Given Above!
raw forecast data generated on
Fri, 29 Aug 2025 15:20:17 -0700 (PDT)

Click here for an official National Weather Service forecast! NWS Disclaimer
 
 
Friday
Sunny
Hi 86 °F
 Precp 0% 
Sunny
Friday
Night
Partly Cloudy
Lo 59 °F
 Precp 0% 
Partly
Cloudy

 
Saturday
Mostly Sunny
Hi 93 °F
 Precp 0% 
Mostly
Sunny

Saturday
Night
Mostly Clear
Lo 62 °F
 Precp 0% 
Mostly
Clear

 
Sunday
Mostly Sunny
Hi 91 °F
 Precp 0% 
Mostly
Sunny

Sunday
Night
Mostly Clear
Lo 60 °F
 Precp 0% 
Mostly
Clear

Labor
Day
Sunny
Hi 91 °F
 Precp 0% 
Sunny
Monday
Night
Mostly Clear
Lo 60 °F
 Precp 2% 
Mostly
Clear

Friday
 
High of 86. Sunny through the day. Humidity 49% through the day. Winds are a gentle breeze, NNW-N at 8 mph, gusting to 9-10 mph.
Friday Night
 
Low of 59. Clear in the evening, with incoming clouds making it partly cloudy after midnight. Humidity 52% in the evening, rising to 80% after midnight. Winds will be a light breeze, N at 2-7 mph, gusting to a gentle breeze, 2-8 mph. Winds weaker in the evening.
Saturday
 
High of 93. Partly cloudy in the morning, with clouds clearing, to become sunny by the afternoon. Humidity 80% in the morning, lowering to 34% by the afternoon. Winds will be a gentle breeze, NNW-N at 1-8 mph, gusting to 2-10 mph. Winds stronger in the afternoon.
Saturday Night
 
Low of 62. Clear in the evening, with a few clouds later making it mostly clear after midnight. Humidity 39% in the evening, rising to 62% after midnight. Winds will be a light breeze, NNW-N at 2-7 mph, gusting to a gentle breeze, 2-8 mph. Winds weaker in the evening.
Sunday
 
High of 91. Mostly sunny in the morning, with any clouds clearing to become sunny by the afternoon. Humidity 67% in the morning, lowering to 36% by the afternoon. Winds will be a light breeze, NNW-N at 1-7 mph, gusting to a gentle breeze, 2-8 mph. Winds stronger in the afternoon.
Sunday Night
 
Low of 60. Clear in the evening, with a few clouds later making it mostly clear after midnight. Humidity 38% in the evening, rising to 70% after midnight. Winds will be a gentle breeze, NNW-N at 2-8 mph, gusting to 5-10 mph. Winds weaker in the evening.
Labor Day
 
High of 91. Mostly sunny in the morning, with any clouds clearing to become sunny by the afternoon. Humidity 81% in the morning, lowering to 50% by the afternoon. Winds will be a light breeze, WNW-N at 1-6 mph, gusting to 3-7 mph. Winds stronger in the afternoon.
Monday Night
 
Low of 60. Clear in the evening, with a few clouds later making it mostly clear after midnight. Chance of precipitation will be 2%. Humidity 42% in the evening, rising to 71% after midnight. Winds will be a light breeze, WNW-NW at 2-6 mph, gusting to a moderate breeze, 3-14 mph. Winds weaker in the evening.
Tuesday
 
High of 91. Partly cloudy in the morning, with some clouds clearing, making it mostly sunny by the afternoon. Chance of precipitation will be 3%. Humidity 77% in the morning, lowering to 50% by the afternoon. Winds will be a light air, SW-WNW at 1-2 mph, gusting to a light breeze, 2-6 mph. Winds stronger in the afternoon.
Tuesday Night
 
Low of 60. Clear in the evening, with a few clouds later making it mostly clear after midnight. Chance of precipitation will be 1%. Humidity 39% in the evening, rising to 76% after midnight. Winds will be a light breeze, W-WNW at 2-6 mph, gusting to a moderate breeze, 5-13 mph. Winds weaker in the evening.
Wednesday
 
High of 91. Mostly sunny through the day. Chance of precipitation will be 1%. Humidity 78% in the morning, lowering to 52% by the afternoon. Winds will be a light air, WSW-WNW at 1-2 mph, gusting to a light breeze, 2-6 mph. Winds stronger in the afternoon.
Wednesday Night
 
Low of 60. Clear in the evening, with a few clouds later making it mostly clear after midnight. Chance of precipitation will be 1%. Humidity 43% in the evening, rising to 78% after midnight. Winds will be a light breeze, W-WNW at 2-6 mph, gusting to a moderate breeze, 5-13 mph. Winds weaker in the evening.
Thursday
 
High of 89. Partly cloudy in the morning, with some clouds clearing, making it mostly sunny by the afternoon. Humidity 84% in the morning, lowering to 56% by the afternoon. Winds will be a light air, WSW-W at 1-2 mph, gusting to a light breeze, 2-6 mph. Winds stronger in the afternoon.
Thursday Night
 
Low of 59. Clear in the evening, with a few clouds later making it mostly clear after midnight. Chance of precipitation will be 1%. Humidity 46% in the evening, rising to 78% after midnight. Winds will be a light breeze, W-WNW at 2-7 mph, gusting to a moderate breeze, 5-14 mph. Winds weaker in the evening.


The above Experimental Forecast used the National Weather Service's NDFD XML Feed
for Saratoga, CA
(37.263°N, 122.003°W, NWS Zone CAZ513, NWS County CAC085)



About this weather station:
Location
Latitude: 37° 15.75' N
Longitude: 122° 00.20' W
Altitude: 376 feet

This station uses a Vantage Pro2, controlled by 'WeeWX', an experimental weather software system written in Python. Weewx was designed to be simple, fast, and easy to understand by leveraging modern software concepts.

RSS feed

Smartphone formatted

WeeWX uptime: 0 days, 22 hours, 2 minutes
Server uptime: 3 days, 9 hours, 6 minutes
weewx v5.1.0

Today's Almanac
Sun
Start civil twilight: 06:08:04
Sunrise: 06:35:33
Transit: 13:09:05
Sunset: 19:42:00
End civil twilight: 20:09:25
Prev. Day Length:13:08:42
Curr. Day Length:13:06:27
Curr. Shorter by:00:02:15
Azimuth: 235.0°
Altitude: 49.4°
Right ascension: 157.6°
Declination: 9.4°
Equinox: 09/22/25 11:19:17
Solstice: 12/21/25 07:02:51
Moon
Rise: 11:57:11
Transit: 17:07:54
Set: 22:11:54
Duration Seen:10:15
Azimuth: 151.6°
Altitude: 27.9°
Right ascension: 216.9°
Declination: -19.6°
Full moon: 09/07/25 11:08:49
New moon: 09/21/25 12:54:03
Phase: Waxing crescent
(29% full)
temperatures heatchill outside humidity rain wind barometer Hi Wind PM 2.5 Concentration Garage Wind Vector Radiation UV Index day rx percent