Saratoga, California (West Valley College Area)

Current Weather Conditions, Maps, and Forecasts

Tuesday May 5, 2026; 8:25PM

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
1 - GOOD

(Using 2024 US-EPA PM2.5 conversion)
Air quality is considered satisfactory, and air pollution poses little or no risk.
Outside Temperature 58.9°F
Wind Chill 58.9°F
Heat Index 58.1°F
Dew Point 51.3°F
Humidity 76%
Barometer 30.026 inHg
Barometer Trend (3 hours) 0.024 inHg
Wind 0 mph
Rain Rate 0.00 in/h
Garage Temperature 67.9°F
UV Index 0.0
ET 0.00 in
Radiation 0 W/m²
Using 2024 US-EPA PM2.5 conversion
Latest PM2.5 [AQI]0.2 μg/m³ [1]

 

Since Midnight
High Temperature
Low Temperature
61.5°F at 17:29:15
52.5°F at 04:49:34
High Heat Index
Low Wind Chill
60.8°F at 17:29:15
52.5°F at 04:49:34
High Humidity
Low Humidity
88% at 04:53:16
71% at 12:17:27
High Dewpoint
Low Dewpoint
53.1°F at 17:29:15
46.8°F at 02:21:46
High Barometer
Low Barometer
30.028 inHg at 12:34:03
29.966 inHg at 06:10:02
Today's Rain 0.00 in
High Rain Rate 0.00 in/h at 00:00:04
High Wind 5 mph from 307° (NW) at 01:31:56
Average Wind 0 mph
RMS Wind 0 mph
Vector Average Speed
Vector Average Direction
0 mph
N/A
High Garage Temperature
Low Garage Temperature
68.2°F at 00:00:04
65.4°F at 08:37:00
High UV
Low UV
1.8 at 12:05:09
0.0 at 00:00:04
High ET
Low ET
0.01 in at 12:00:00
0.00 in at 00:05:00
High Radiation
Low Radiation
352 W/m² at 12:05:49
0 W/m² at 00:00:04

 

Rain Year (1-Oct start)
Rain Year Total 19.65 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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Low Temperature Outlook
Low Temperature Outlook

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High Temperature Outlook
High 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
Tue, 05 May 2026 19:50:02 -0700 (PDT)

Click here for an official National Weather Service forecast! NWS Disclaimer
 
Tuesday
Night
Mostly Cloudy
Lo 51 °F
 Precp 2% 
Mostly
Cloudy

 
Wednesday
Partly Sunny
Hi 75 °F
 Precp 0% 
Partly
Sunny

Wednesday
Night
Partly Cloudy
Lo 51 °F
 Precp 0% 
Partly
Cloudy

 
Thursday
Mostly Sunny
Hi 78 °F
 Precp 0% 
Mostly
Sunny

Thursday
Night
Partly Cloudy
Lo 50 °F
 Precp 0% 
Partly
Cloudy

 
Friday
Mostly Sunny
Hi 77 °F
 Precp 0% 
Mostly
Sunny

Friday
Night
Mostly Clear
Lo 50 °F
 Precp 0% 
Mostly
Clear

 
Saturday
Sunny
Hi 84 °F
 Precp 0% 
Sunny

Tuesday Night
 
Low of 51. Partly cloudy in the evening, with some increasing clouds, becoming mostly cloudy after midnight. Chance of precipitation is 2%. Humidity 74% in the evening, rising to 90% after midnight. Winds are a light breeze, WNW-NNW at 2-6 mph, gusting to a gentle breeze, 3-9 mph. Winds weaker in the evening.
Wednesday
 
High of 75. Mostly cloudy in the morning, with clouds clearing, to become sunny by the afternoon. Humidity 92% in the morning, lowering to 59% by the afternoon. Winds will be a gentle breeze, NNW-N at 2-9 mph, gusting to a moderate breeze, 3-17 mph. Winds stronger in the afternoon.
Wednesday Night
 
Low of 51. Clear in the evening, with incoming clouds making it partly cloudy after midnight. Humidity 63% in the evening, rising to 90% after midnight. Winds will be a gentle breeze, WNW-NNW at 1-9 mph, gusting to a moderate breeze, 3-16 mph. Winds weaker in the evening.
Thursday
 
High of 78. Partly cloudy in the morning, with clouds clearing, to become sunny by the afternoon. Humidity 90% in the morning, lowering to 52% by the afternoon. Winds will be a gentle breeze, WNW-NW at 1-8 mph, gusting to a moderate breeze, 3-14 mph. Winds stronger in the afternoon.
Thursday Night
 
Low of 50. Clear in the evening, with incoming clouds making it partly cloudy after midnight. Humidity 50% in the evening, rising to 87% after midnight. Winds will be a gentle breeze, NW at 2-9 mph, gusting to a moderate breeze, 7-16 mph. Winds weaker in the evening.
Friday
 
High of 77. Partly cloudy in the morning, with clouds clearing, to become sunny by the afternoon. Humidity 89% in the morning, lowering to 45% by the afternoon. Winds will be a gentle breeze, NW at 2-10 mph, gusting to a moderate breeze, 7-18 mph. Winds stronger in the afternoon.
Friday Night
 
Low of 50. Clear through the night. Humidity 43% in the evening, rising to 78% after midnight. Winds will be a gentle breeze, WNW-NW at 3-10 mph, gusting to a fresh breeze, 7-20 mph. Winds weaker in the evening.
Saturday
 
High of 84. Mostly sunny in the morning, with any clouds clearing to become sunny by the afternoon. Humidity 89% in the morning, lowering to 55% by the afternoon. Winds will be a light breeze, WNW-NW at 1-5 mph, gusting to a gentle breeze, 2-10 mph. Winds stronger in the afternoon.
Saturday Night
 
Low of 53. Clear through the night. Humidity 44% in the evening, rising to 78% after midnight. Winds will be a gentle breeze, NW at 1-9 mph, gusting to a moderate breeze, 3-18 mph. Winds weaker in the evening.
Sunday
 
High of 89. Mostly sunny through the day. Humidity 86% in the morning, lowering to 48% by the afternoon. Winds will be a light air, NW at 2 mph, gusting to a light breeze, 1-5 mph. Gusting winds stronger in the afternoon.
Sunday Night
 
Low of 57. Clear in the evening, with a few clouds later making it mostly clear after midnight. Humidity 39% in the evening, rising to 75% after midnight. Winds will be a light breeze, NW-N at 0-7 mph, gusting to a moderate breeze, 1-13 mph. Winds weaker in the evening.
Monday
 
High of 95. Mostly sunny through the day. Humidity 72% in the morning, lowering to 40% by the afternoon. Winds will be a light air, W at 1 mph, gusting to 1-3 mph. Gusting winds stronger in the afternoon.
Monday Night
 
Low of 59. Mostly clear through the night. Humidity 33% in the evening, rising to 70% after midnight. Winds will be a light breeze, WSW-WNW at 0-6 mph, gusting to a gentle breeze, 2-10 mph. Winds weaker in the evening.
Tuesday
 
High of 93. Mostly sunny through the day. Humidity 72% in the morning, lowering to 39% by the afternoon. Winds will be a light air, S-WNW at 2 mph, gusting to a light breeze, 1-5 mph. Gusting 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: 3 days, 18 hours, 7 minutes
Server uptime: 3 days, 18 hours, 7 minutes
weewx v5.3.1

Today's Almanac
Sun
Start civil twilight: 05:39:28
Sunrise: 06:08:19
Transit: 13:04:39
Sunset: 20:01:33
End civil twilight: 20:30:29
Prev. Day Length:13:51:16
Curr. Day Length:13:53:14
Curr. Longer by:00:01:58
Azimuth: 295.3°
Altitude: -4.7°
Right ascension: 43.2°
Declination: 16.5°
Solstice: 06/21/26 01:24:31
Equinox: 09/22/26 17:05:09
Moon
Rise: 00:12:33
Transit: 03:56:27
Set: 08:29:50
Duration Seen:08:17
Azimuth: 97.0°
Altitude: -41.2°
Right ascension: 275.3°
Declination: -28.1°
New moon: 05/16/26 13:00:58
Full moon: 05/31/26 01:45:07
Phase: Waning gibbous
(83% full)
temperatures heatchill outside humidity rain wind barometer Hi Wind PM 2.5 Concentration Garage Wind Vector Radiation UV Index day rx percent