Saratoga, California (West Valley College Area)

Current Weather Conditions, Maps, and Forecasts

Thursday April 23, 2026; 12:50PM

DISCLAIMER: This is a hobby page. As such, the reliability of this information is not guaranteed, or warrantied 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
13 - GOOD

(Using 2024 US-EPA PM2.5 conversion)
Air quality is considered satisfactory, and air pollution poses little or no risk.
Outside Temperature 70.2°F
Wind Chill 70.2°F
Heat Index 69.5°F
Dew Point 52.8°F
Humidity 54%
Barometer 30.077 inHg
Barometer Trend (3 hours) -0.050 inHg
Wind 0 mph
Rain Rate 0.00 in/h
Garage Temperature 65.5°F
UV Index 4.6
ET 0.00 in
Radiation 914 W/m²
Using 2024 US-EPA PM2.5 conversion
Latest PM2.5 [AQI]2.4 μg/m³ [13]

 

Since Midnight
High Temperature
Low Temperature
70.2°F at 12:49:37
46.3°F at 06:23:00
High Heat Index
Low Wind Chill
69.5°F at 12:49:37
46.3°F at 06:23:00
High Humidity
Low Humidity
95% at 07:05:50
49% at 12:28:43
High Dewpoint
Low Dewpoint
53.3°F at 11:56:39
44.6°F at 06:05:04
High Barometer
Low Barometer
30.169 inHg at 00:15:02
30.077 inHg at 12:47:03
Today's Rain 0.00 in
High Rain Rate 0.00 in/h at 00:00:04
High Wind 4 mph from 334° (NNW) at 12:38:43
Average Wind 0 mph
RMS Wind 0 mph
Vector Average Speed
Vector Average Direction
0 mph
N/A
High Garage Temperature
Low Garage Temperature
67.6°F at 00:00:04
62.9°F at 07:52:00
High UV
Low UV
4.6 at 12:34:20
0.0 at 00:00:04
High ET
Low ET
0.02 in at 12:00:00
0.00 in at 00:05:00
High Radiation
Low Radiation
925 W/m² at 12:48:43
0 W/m² at 00:00:04

 

Rain Year (1-Oct start)
Rain Year Total 19.64 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
Thu, 23 Apr 2026 12:40:03 -0700 (PDT)

Click here for an official National Weather Service forecast! NWS Disclaimer
 
 
Thursday
Mostly Sunny
Hi 73 °F
 Precp 0% 
Mostly
Sunny

Thursday
Night
Mostly Cloudy
Lo 48 °F
 Precp 1% 
Mostly
Cloudy

 
Friday
Partly Sunny
Hi 71 °F
 Precp 4% 
Partly
Sunny

Friday
Night
Partly Cloudy
Lo 48 °F
 Precp 3% 
Partly
Cloudy

 
Saturday
Mostly Cloudy
Hi 66 °F
 Precp 13% 
Mostly
Cloudy

Saturday
Night
Mostly Cloudy
Lo 48 °F
 Precp 11% 
Mostly
Cloudy

 
Sunday
Mostly Sunny
Hi 68 °F
 Precp 18% 
Mostly
Sunny

Sunday
Night
Mostly Clear
Lo 46 °F
 Precp 2% 
Mostly
Clear

Thursday
 
High of 73. Mostly sunny in the morning, with incoming clouds making it partly cloudy by the afternoon. Humidity 49% in the morning, lowering to 44% by the afternoon. Winds are a gentle breeze, NNW at 6-9 mph, gusting to a moderate breeze, 13-17 mph.
Thursday Night
 
Low of 48. Partly cloudy in the evening, with some increasing clouds, becoming mostly cloudy after midnight. Chance of precipitation will be 1%. Humidity 46% in the evening, rising to 89% after midnight. Winds will be a gentle breeze, S-N at 1-8 mph, gusting to a moderate breeze, 3-14 mph. Winds weaker in the evening.
Friday
 
High of 71. Mostly cloudy in the morning, with a bit of the overcast clearing, becoming partly cloudy by the afternoon. Chance of precipitation will be 4%. Humidity 89% in the morning, lowering to 53% by the afternoon. Winds will be a gentle breeze, N at 1-9 mph, gusting to a moderate breeze, 2-16 mph. Winds stronger in the afternoon.
Friday Night
 
Low of 48. Partly cloudy through the night. Chance of precipitation will be 3%. Humidity 56% in the evening, rising to 89% after midnight. Winds will be a gentle breeze, W-WNW at 2-8 mph, gusting to a moderate breeze, 6-15 mph. Winds weaker in the evening.
Saturday
 
High of 66. Mostly cloudy through the day. Chance of precipitation will be 13%. Humidity 90% in the morning, lowering to 58% by the afternoon. Winds will be a gentle breeze, SW-WSW at 2-9 mph, gusting to a moderate breeze, 5-17 mph. Winds stronger in the afternoon.
Saturday Night
 
Low of 48. Mostly cloudy in the evening, with a bit of the overcast clearing, becoming partly cloudy after midnight. Chance of precipitation will be 11%. Humidity 62% in the evening, rising to 79% after midnight. Winds will be a gentle breeze, SW-WSW at 5-9 mph, gusting to a moderate breeze, 9-17 mph. Sustained winds stronger in the evening.
Sunday
 
High of 68. Partly cloudy in the morning, with some clouds clearing, making it mostly sunny by the afternoon. Chance of precipitation will be 18%. Humidity 83% in the morning, lowering to 60% by the afternoon. Winds will be a light breeze, SW-WSW at 2-6 mph, gusting to a moderate breeze, 7-14 mph. Winds stronger in the afternoon.
Sunday Night
 
Low of 46. Mostly clear through the night. Chance of precipitation will be 2%. Humidity 49% in the evening, rising to 77% after midnight. Winds will be a gentle breeze, W-WNW at 2-10 mph, gusting to a moderate breeze, 7-17 mph. Winds weaker in the evening.
Monday
 
High of 71. Mostly sunny in the morning, with incoming clouds making it partly cloudy by the afternoon. Chance of precipitation will be 1%. Humidity 86% in the morning, lowering to 55% by the afternoon. Winds will be a light breeze, WNW at 2-5 mph, gusting to a gentle breeze, 5-10 mph. Winds stronger in the afternoon.
Monday Night
 
Low of 46. Mostly clear through the night. Chance of precipitation will be 1%. Humidity 46% in the evening, rising to 75% after midnight. Winds will be a gentle breeze, WNW-NW at 3-10 mph, gusting to a moderate breeze, 8-17 mph. Winds weaker in the evening.
Tuesday
 
High of 75. Partly cloudy in the morning, with some clouds clearing, making it mostly sunny by the afternoon. Chance of precipitation will be 3%. Humidity 85% in the morning, lowering to 54% by the afternoon. Winds will be a light breeze, WNW-NNW at 2-5 mph, gusting to a gentle breeze, 3-10 mph. Winds stronger in the afternoon.
Tuesday Night
 
Low of 50. Mostly clear in the evening, with incoming clouds making it partly cloudy after midnight. Chance of precipitation will be 3%. Humidity 42% in the evening, rising to 74% after midnight. Winds will be a gentle breeze, WNW at 5-10 mph, gusting to a fresh breeze, 9-20 mph. Winds weaker in the evening.
Wednesday
 
High of 75. Partly cloudy in the morning, with some clouds clearing, making it mostly sunny by the afternoon. Chance of precipitation will be 2%. Humidity 90% in the morning, lowering to 55% by the afternoon. Winds will be a light breeze, W-WNW at 2-7 mph, gusting to a moderate breeze, 7-14 mph. Winds stronger in the afternoon.


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: 5 days, 10 hours, 30 minutes
Server uptime: 5 days, 10 hours, 31 minutes
weewx v5.3.1

Today's Almanac
Sun
Start civil twilight: 05:54:26
Sunrise: 06:22:24
Transit: 13:06:15
Sunset: 19:50:42
End civil twilight: 20:18:45
Prev. Day Length:13:26:08
Curr. Day Length:13:28:18
Curr. Longer by:00:02:10
Azimuth: 170.5°
Altitude: 65.2°
Right ascension: 31.4°
Declination: 12.7°
Solstice: 06/21/26 01:24:31
Equinox: 09/22/26 17:05:09
Moon
Rise: 11:54:27
Transit: 19:27:09
Set: 02:09:45
Duration Seen:14:15
Azimuth: 68.1°
Altitude: 8.7°
Right ascension: 123.8°
Declination: 22.6°
Full moon: 05/01/26 10:23:06
New moon: 05/16/26 13:00:58
Phase: First quarter
(47% full)
temperatures heatchill outside humidity rain wind barometer Hi Wind PM 2.5 Concentration Garage Wind Vector Radiation UV Index day rx percent