Westborough, CA
Unincorporated community in San Mateo County, California
Westborough is a small unincorporated community in San Mateo County, California. It is 1.9 miles SE of San Bruno, the nearest town. Its ZIP code is 94066.
Westborough at a glance
- State
- California
- County
- San Mateo County
- ZIP code
- 94066
- Nearest town
- San Bruno (1.9 mi)
- Time zone
- America/Los Angeles
- Coordinates
- 37.6436, -122.4578
Weather in Westborough now
Loading the National Weather Service forecast…
Westborough weather by the hour
Westborough weather for the next 7 days
Source: National Weather Service (NOAA) · forecast for the coordinates of Westborough.
This week in Westborough
Sunrise, sunset and moon in Westborough
What is the weather usually like in Westborough?
Köppen climate classification, calculated from the 1991–2020 normals
- Septemberwarmest month · 72°F average high
- Januarycoldest month · 45°F average low
- 31.9 inprecipitation per year · 810 mm
Average high and low temperature (°F)
Average precipitation (inches)
Best time to visit Westborough: June to September, with mild temperatures and fewer rainy days.
Source: NOAA NCEI U.S. Climate Normals 1991–2020, station PACIFICA 4 SSE, CA US (USC00046599), adjusted for the elevation of Westborough.
Westborough weather month by month
Sunrise and sunset in Westborough through the year
| Month | Sunrise | Sunset | Daylight |
|---|---|---|---|
| January | 7:22 AM | 5:16 PM | 9 h 54 min |
| February | 6:57 AM | 5:50 PM | 10 h 53 min |
| March | 7:18 AM | 7:18 PM | 11 h 59 min |
| April | 6:32 AM | 7:46 PM | 13 h 13 min |
| May | 5:58 AM | 8:13 PM | 14 h 15 min |
| June | 5:46 AM | 8:34 PM | 14 h 48 min |
| July | 5:59 AM | 8:32 PM | 14 h 33 min |
| August | 6:24 AM | 8:03 PM | 13 h 39 min |
| September | 6:50 AM | 7:19 PM | 12 h 28 min |
| October | 7:17 AM | 6:33 PM | 11 h 16 min |
| November | 6:48 AM | 5:00 PM | 10 h 11 min |
| December | 7:16 AM | 4:53 PM | 9 h 37 min |
Times for the 15th of each month, local time (America/Los Angeles).
What is the weather like in Westborough?
Westborough has a warm-summer mediterranean climate. The warmest month is September, with an average high of 72°F (22°C), and the coldest is January, with average lows of 45°F (7°C).
It gets about 31.9 inches (810 mm) of precipitation a year. The wettest month is December and the driest is July.
The best time to visit Westborough is June to September. The live forecast on this page comes from the National Weather Service and the climate averages from NOAA’s 1991–2020 U.S. Climate Normals.
Webcams near Westborough
The closest live webcam is I-280 · N280 Hickey BD NB Loop OnRamp, 1.4 miles N of Westborough.
Webcams: Windy.com · Traffic cameras: Caltrans. Distances in a straight line from Westborough.
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Map of Westborough, CA
Tap any road on the map to see it in Street View below. Map: © OpenStreetMap contributors.
Westborough Street View
Drag the image to look around and tap the arrows on the ground to move. If it says there is no imagery, tap a nearby street on the map above.
Open in Google Maps ›Towns near Westborough
Other communities near Westborough
- Baden1.4 mi E
- Red Arrow Mobile Home Park subdivision1.5 mi NE
- Sharp Park1.7 mi W
- Treasure Island Mobile Home Park subdivision1.7 mi N
- Pacific Manor1.7 mi W
- Pacific Skies Mobile Home Park1.9 mi W
- Sholun2.2 mi NW
- Vallemar2.4 mi SW
- Tanforan2.6 mi E
- Rockaway Beach3.1 mi SW
- Lomita Park3.5 mi SE
- Westlake3.9 mi N
- Pedro Valley4.1 mi SW
- Andry Mobile Home Park subdivision4.3 mi NE
- Shelter Cove4.4 mi SW
Questions about Westborough
Where is Westborough, CA?
Westborough is an unincorporated community in San Mateo County, California, 1.9 miles SE of San Bruno.
What county is Westborough in?
Westborough is in San Mateo County, California.
What is the ZIP code of Westborough, CA?
The ZIP code for Westborough is 94066.
What is the nearest town to Westborough?
San Bruno, 1.9 miles away.
Are there webcams near Westborough?
Yes. The closest is I-280 · N280 Hickey BD NB Loop OnRamp, 1.4 miles away.
What is the hottest month in Westborough?
September, with an average high of 72°F (22°C).
What is the coldest month in Westborough?
January, with an average low of 45°F (7°C).
How much does it rain in Westborough?
About 31.9 inches (810 mm) a year; the wettest month is December.
Does it snow in Westborough?
Snow is very rare or not recorded at the nearest weather station.
When is the best time to visit Westborough?
June to September, when temperatures are most pleasant and rainy days are fewer.
What climate does Westborough have?
Warm-summer mediterranean (Köppen Csb).
Last updated: