O'Brien, CA
Unincorporated community in Shasta County, California
O'Brien is a small unincorporated community in Shasta County, California. It is 6.5 miles S of Mountain Gate, the nearest town. Its ZIP code is 96051.
O'Brien at a glance
- State
- California
- County
- Shasta County
- ZIP code
- 96051
- Nearest town
- Mountain Gate (6.5 mi)
- Time zone
- America/Los Angeles
- Coordinates
- 40.8122, -122.3231
Weather in O'Brien now
Loading the National Weather Service forecast…
O'Brien weather by the hour
O'Brien weather for the next 7 days
Source: National Weather Service (NOAA) · forecast for the coordinates of O'Brien.
This week in O'Brien
Sunrise, sunset and moon in O'Brien
What is the weather usually like in O'Brien?
Köppen climate classification, calculated from the 1991–2020 normals
- Julywarmest month · 97°F average high
- Januarycoldest month · 40°F average low
- 63.0 inprecipitation per year · 1,601 mm
Average high and low temperature (°F)
Average precipitation (inches)
Best time to visit O'Brien: May–June and September–October, with mild temperatures and fewer rainy days.
Source: NOAA NCEI U.S. Climate Normals 1991–2020, station SHASTA DAM, CA US (USC00048135), adjusted for the elevation of O'Brien.
O'Brien weather month by month
Sunrise and sunset in O'Brien through the year
| Month | Sunrise | Sunset | Daylight |
|---|---|---|---|
| January | 7:29 AM | 5:07 PM | 9 h 38 min |
| February | 7:01 AM | 5:45 PM | 10 h 44 min |
| March | 7:18 AM | 7:17 PM | 11 h 58 min |
| April | 6:28 AM | 7:50 PM | 13 h 21 min |
| May | 5:49 AM | 8:21 PM | 14 h 31 min |
| June | 5:35 AM | 8:44 PM | 15 h 8 min |
| July | 5:49 AM | 8:41 PM | 14 h 51 min |
| August | 6:18 AM | 8:08 PM | 13 h 50 min |
| September | 6:48 AM | 7:19 PM | 12 h 30 min |
| October | 7:19 AM | 6:30 PM | 11 h 10 min |
| November | 6:55 AM | 4:52 PM | 9 h 57 min |
| December | 7:25 AM | 4:44 PM | 9 h 19 min |
Times for the 15th of each month, local time (America/Los Angeles).
What is the weather like in O'Brien?
O'Brien has a hot-summer mediterranean climate. The warmest month is July, with an average high of 97°F (36°C), and the coldest is January, with average lows of 40°F (5°C).
It gets about 63.0 inches (1,601 mm) of precipitation a year. The wettest month is December and the driest is July.
The best time to visit O'Brien is May–June and September–October. 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 O'Brien
The closest live webcam is O'Brien: Obrien, 0.1 miles S of O'Brien.
Webcams: Windy.com · Traffic cameras: Caltrans. Distances in a straight line from O'Brien.
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Map of O'Brien, CA
Tap any road on the map to see it in Street View below. Map: © OpenStreetMap contributors.
O'Brien Street View
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Questions about O'Brien
Where is O'Brien, CA?
O'Brien is an unincorporated community in Shasta County, California, 6.5 miles S of Mountain Gate.
What county is O'Brien in?
O'Brien is in Shasta County, California.
What is the ZIP code of O'Brien, CA?
The ZIP code for O'Brien is 96051.
What is the nearest town to O'Brien?
Mountain Gate, 6.5 miles away.
Are there webcams near O'Brien?
Yes. The closest is O'Brien: Obrien, 0.1 miles away.
What is the hottest month in O'Brien?
July, with an average high of 97°F (36°C).
What is the coldest month in O'Brien?
January, with an average low of 40°F (5°C).
How much does it rain in O'Brien?
About 63.0 inches (1,601 mm) a year; the wettest month is December.
Does it snow in O'Brien?
Snow is very rare or not recorded at the nearest weather station.
When is the best time to visit O'Brien?
May–June and September–October, when temperatures are most pleasant and rainy days are fewer.
What climate does O'Brien have?
Hot-summer mediterranean (Köppen Csa).
Last updated: