Saratoga, California (West Valley College Area)

Current Weather Conditions, Maps, and Forecasts

Sunday October 18, 2026; 3:10PM

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 76.1°F
Wind Chill 76.1°F
Heat Index 76.1°F
Dew Point 60.2°F
Humidity 58%
Barometer 29.960 inHg
Barometer Trend (3 hours) -0.039 inHg
Wind 0 mph
Rain Rate 0.00 in/h
Garage Temperature 75.2°F
UV Index 0.9
ET 0.00 in
Radiation 99 W/m²
Using 2024 US-EPA PM2.5 conversion
Latest PM2.5 [AQI]2.3 μg/m³ [13]

 

Since Midnight
High Temperature
Low Temperature
79.3°F at 13:46:59
52.0°F at 07:02:46
High Heat Index
Low Wind Chill
79.4°F at 13:46:59
52.0°F at 07:02:46
High Humidity
Low Humidity
86% at 08:54:28
44% at 12:15:11
High Dewpoint
Low Dewpoint
61.5°F at 14:24:53
40.2°F at 02:48:52
High Barometer
Low Barometer
30.010 inHg at 09:28:05
29.949 inHg at 05:01:04
Today's Rain 0.00 in
High Rain Rate 0.00 in/h at 00:00:02
High Wind 8 mph from 306° (NW) at 13:40:43
Average Wind 0 mph
RMS Wind 0 mph
Vector Average Speed
Vector Average Direction
0 mph
315°
High Garage Temperature
Low Garage Temperature
77.3°F at 00:00:02
70.8°F at 08:15:02
High UV
Low UV
2.3 at 12:16:33
0.0 at 00:00:02
High ET
Low ET
0.02 in at 13:00:00
0.00 in at 00:05:00
High Radiation
Low Radiation
629 W/m² at 12:41:09
0 W/m² at 00:00:02

 

Rain Year (1-Oct start)
Rain Year Total 0.00 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
Sun, 18 Oct 2026 14:15:00 -0700 (PDT)

Click here for an official National Weather Service forecast! NWS Disclaimer
 
 
Sunday
Sunny
Hi 82 °F
 Precp 0% 
Sunny
Sunday
Night
Partly Cloudy
Lo 50 °F
 Precp 0% 
Partly
Cloudy

 
Monday
Partly Sunny
Hi 71 °F
 Precp 0% 
Partly
Sunny

Monday
Night
Mostly Cloudy
Lo 48 °F
 Precp 8% 
Mostly
Cloudy

 
Tuesday
Mostly Cloudy
Hi 71 °F
 Precp 13% 
Mostly
Cloudy

Tuesday
Night
A chance of light rain showers, with patchy fog
Lo 50 °F
 Precp 49% 
Chance
Rain
Showers

 
Wednesday
Light rain showers likely
Hi 71 °F
 Precp 55% 
Rain
Showers
Likely

Wednesday
Night
A slight chance of light rain, with areas of fog
Lo 51 °F
 Precp 41% 
Slight
Chance
Rain

Sunday
 
High of 82. Sunny through the day. Humidity 46% in the morning, rising to 53% by the afternoon. Winds are a gentle breeze, N at 8-9 mph, gusting to a moderate breeze, 15-16 mph.
Sunday Night
 
Low of 50. Clear in the evening, with overcast conditions arriving, becoming mostly cloudy after midnight. Humidity 59% in the evening, rising to 100% after midnight. Winds will be a light breeze, WSW-N at 2-7 mph, gusting to a moderate breeze, 5-13 mph. Winds weaker in the evening.
Monday
 
High of 71. Mostly cloudy in the morning, with a bit of the overcast clearing, becoming partly cloudy by the afternoon. Humidity 100% in the morning, lowering to 58% by the afternoon. Winds will be a gentle breeze, SW-N at 2-8 mph, gusting to a moderate breeze, 6-16 mph. Winds stronger in the afternoon.
Monday Night
 
Low of 48. Partly cloudy in the evening, with some increasing clouds, becoming mostly cloudy after midnight. Chance of precipitation will be 8%. Humidity 65% in the evening, rising to 92% after midnight. Winds will be a gentle breeze, NNW-E at 1-8 mph, gusting to a moderate breeze, 2-15 mph. Winds weaker in the evening.
Tuesday
 
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 13%. Humidity 96% in the morning, lowering to 57% by the afternoon. Winds will be a light air, ESE-WSW at 1-2 mph, gusting to a gentle breeze, 2-9 mph. Winds stronger in the afternoon.
Tuesday Night
 
A chance of light rain showers, with patchy fog, with a low of 50. Partly cloudy through the night. Expecting approximately 0.11 inches of rain. Chance of precipitation will be 49%. Humidity 59% in the evening, rising to 87% after midnight. Winds will be a light air, WNW-N at 2 mph, gusting to a light breeze, 3-7 mph. Gusting winds stronger in the evening.
Wednesday
 
Light rain showers likely, with a high of 71. Mostly cloudy through the day. Chance of precipitation will be 55%. Humidity 96% in the morning, lowering to 90% by the afternoon. Winds will be a light air, ESE-SSE at 1-2 mph, gusting to a light breeze, 2-6 mph. Winds stronger in the afternoon.
Wednesday Night
 
A slight chance of light rain, with areas of fog, with a low of 51. Partly cloudy through the night. Chance of precipitation will be 41%. Humidity 72% in the evening, rising to 93% after midnight. Winds will be a light air, WNW-NNE at 1-2 mph, gusting to a light breeze, 2-7 mph. Winds weaker in the evening.
Thursday
 
A chance of light rain, with a high of 71. Partly cloudy through the day. Chance of precipitation will be 35%. Humidity 100% in the morning, lowering to 90% by the afternoon. Winds will be a light air, S-WNW at 2 mph, gusting to a light breeze, 2-6 mph. Gusting winds stronger in the afternoon.
Thursday Night
 
Patchy fog, with a low of 50. Mostly clear in the evening, with incoming clouds making it partly cloudy after midnight. Chance of precipitation will be 7%. Humidity 75% in the evening, rising to 97% after midnight. Winds will be a light breeze, WNW at 5-7 mph, gusting to a moderate breeze, 7-15 mph. Gusting winds stronger in the evening.
Friday
 
High of 73. Partly cloudy in the morning, with some clouds clearing, making it mostly sunny by the afternoon. Chance of precipitation will be 1%. Humidity 100% in the morning, lowering to 78% by the afternoon. Winds will be a light air, W-NW at 1-2 mph, gusting to a gentle breeze, 3-8 mph. Winds stronger in the afternoon.
Friday Night
 
Low of 48. Clear in the evening, with a few clouds later making it mostly clear after midnight. Chance of precipitation will be 1%. Humidity 61% in the evening, rising to 90% after midnight. Winds will be a light breeze, NW at 1-7 mph, gusting to a moderate breeze, 2-15 mph. Winds weaker in the evening.
Saturday
 
High of 73. Mostly sunny through the day. Chance of precipitation will be 2%. Humidity 96% in the morning, lowering to 63% by the afternoon. Winds will be a light air, NW-NNW at 1-2 mph, gusting to a light breeze, 2-5 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: 2 days, 12 hours, 48 minutes
Server uptime: 2 days, 12 hours, 48 minutes
weewx v5.5.0

Today's Almanac
Sun
Start civil twilight: 06:51:52
Sunrise: 07:18:46
Transit: 12:53:06
Sunset: 18:26:55
End civil twilight: 18:53:48
Prev. Day Length:11:10:26
Curr. Day Length:11:08:09
Curr. Shorter by:00:02:17
Azimuth: 221.3°
Altitude: 33.0°
Right ascension: 203.7°
Declination: -9.9°
Solstice: 12/21/26 12:49:59
Equinox: 03/20/27 13:24:32
Moon
Rise: 14:36:59
Transit: 19:30:19
Set: 00:29:11
Duration Seen:09:52
Azimuth: 124.5°
Altitude: 4.8°
Right ascension: 301.6°
Declination: -23.6°
Full moon: 10/25/26 21:11:44
New moon: 11/08/26 23:02:03
Phase: First quarter
(53% full)
temperatures heatchill outside humidity rain wind barometer Hi Wind PM 2.5 Concentration Garage Wind Vector Radiation UV Index day rx percent