Oakley, CA Weather & Climate Normals
What a normal year in Oakley actually looks like
On the 30-year record NOAA keeps for Oakley, CA, the comfort score comes out to 64/100, mild with real seasons: A solid stretch of comfortable months alongside a noticeable but not extreme summer or winter. Only 7 months a year land in the 55–75°F range this site treats as mild.
How much Oakley's weather actually swings
Average temperatures in Oakley run from 48°F in Jan up to 76°F in Jul, a 28°F seasonal swing, a middling gap by national standards.
Oakley, month by month
| Month | Avg high | Avg low | Precip | Snow |
|---|---|---|---|---|
| Jan | 56°F | 40°F | 2.68in | 0in |
| Feb | 61°F | 44°F | 2.36in | 0in |
| Mar | 67°F | 47°F | 1.95in | 0in |
| Apr | 72°F | 50°F | 0.91in | 0in |
| May | 79°F | 54°F | 0.38in | 0in |
| Jun | 86°F | 59°F | 0.11in | 0in |
| Jul | 91°F | 61°F | 0in | 0in |
| Aug | 90°F | 60°F | 0.02in | 0in |
| Sep | 87°F | 59°F | 0.06in | 0in |
| Oct | 78°F | 54°F | 0.42in | 0in |
| Nov | 65°F | 46°F | 1.18in | 0in |
| Dec | 56°F | 40°F | 2.53in | 0in |
If you're timing a visit, most of the year (7 of 12 months) are Oakley's mildest stretch; if you're moving there, you should plan around Jul's heat and Jan's cold instead.
How wet Oakley actually gets
Over a typical year, Oakley sees about 12.6in of precipitation a year across roughly 50 days with measurable rain or snow, with 0in of snow a year.
Oakley against the rest of the country
Out of 4876 cities scored here, Oakley comes in at 337; within CA alone it ranks 283 of 429. Population is about 47,158.
Checking the actual forecast
These figures come from Antioch Pumping Plt #3, CA US, the NOAA station 3.3 miles from Oakley, averaged over 30 years, not tomorrow's forecast.
More on how this is worked out
Why this uses the nearest NOAA station · How the comfort score is calculated