Diamond, CA
Unincorporated community in Contra Costa County, California
Diamond is a small unincorporated community in Contra Costa County, California. It is 0.5 miles SW of Pittsburg, the nearest town. Its ZIP code is 94565.
Diamond at a glance
- State
- California
- County
- Contra Costa County
- ZIP code
- 94565
- Nearest town
- Pittsburg (0.5 mi)
- Time zone
- America/Los Angeles
- Coordinates
- 38.0217, -121.8922
Weather in Diamond now
Loading the National Weather Service forecast…
Diamond weather by the hour
Diamond weather for the next 7 days
Source: National Weather Service (NOAA) · forecast for the coordinates of Diamond.
This week in Diamond
Sunrise, sunset and moon in Diamond
What is the weather usually like in Diamond?
Köppen climate classification, calculated from the 1991–2020 normals
- Julywarmest month · 91°F average high
- Januarycoldest month · 40°F average low
- 12.6 inprecipitation per year · 320 mm
Average high and low temperature (°F)
Average precipitation (inches)
Best time to visit Diamond: April to June and October, with mild temperatures and fewer rainy days.
Source: NOAA NCEI U.S. Climate Normals 1991–2020, station ANTIOCH PUMPING PLT #3, CA US (USC00040232), adjusted for the elevation of Diamond.
Diamond weather month by month
Sunrise and sunset in Diamond through the year
| Month | Sunrise | Sunset | Daylight |
|---|---|---|---|
| January | 7:20 AM | 5:13 PM | 9 h 52 min |
| February | 6:55 AM | 5:47 PM | 10 h 52 min |
| March | 7:16 AM | 7:16 PM | 11 h 59 min |
| April | 6:30 AM | 7:44 PM | 13 h 14 min |
| May | 5:55 AM | 8:12 PM | 14 h 17 min |
| June | 5:42 AM | 8:33 PM | 14 h 50 min |
| July | 5:55 AM | 8:31 PM | 14 h 35 min |
| August | 6:21 AM | 8:02 PM | 13 h 40 min |
| September | 6:48 AM | 7:16 PM | 12 h 28 min |
| October | 7:15 AM | 6:31 PM | 11 h 16 min |
| November | 6:47 AM | 4:57 PM | 10 h 9 min |
| December | 7:15 AM | 4:50 PM | 9 h 35 min |
Times for the 15th of each month, local time (America/Los Angeles).
What is the weather like in Diamond?
Diamond has a cold semi-arid climate. The warmest month is July, with an average high of 91°F (33°C), and the coldest is January, with average lows of 40°F (5°C).
It gets about 12.6 inches (320 mm) of precipitation a year. The wettest month is January and the driest is July.
The best time to visit Diamond is April to June and 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 Diamond
The closest live webcam is Pittsburg › West: TV834 - SR-4 : Just West of Railroad Avenue, 0.4 miles SW of Diamond.
Webcams: Windy.com · Traffic cameras: Caltrans. Distances in a straight line from Diamond.
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Map of Diamond, CA
Tap any road on the map to see it in Street View below. Map: © OpenStreetMap contributors.
Diamond Street View
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Other communities near Diamond
Questions about Diamond
Where is Diamond, CA?
Diamond is an unincorporated community in Contra Costa County, California, 0.5 miles SW of Pittsburg.
What county is Diamond in?
Diamond is in Contra Costa County, California.
What is the ZIP code of Diamond, CA?
The ZIP code for Diamond is 94565.
What is the nearest town to Diamond?
Pittsburg, 0.5 miles away.
Are there webcams near Diamond?
Yes. The closest is Pittsburg › West: TV834 - SR-4 : Just West of Railroad Avenue, 0.4 miles away.
What is the hottest month in Diamond?
July, with an average high of 91°F (33°C).
What is the coldest month in Diamond?
January, with an average low of 40°F (5°C).
How much does it rain in Diamond?
About 12.6 inches (320 mm) a year; the wettest month is January.
Does it snow in Diamond?
Snow is very rare or not recorded at the nearest weather station.
When is the best time to visit Diamond?
April to June and October, when temperatures are most pleasant and rainy days are fewer.
What climate does Diamond have?
Cold semi-arid (Köppen BSk).
Last updated: