In general the best time to visit Oakland is probably September, when the weather is usually great. The hottest months are July, August, September, while the coldest months are January, February, December.
In September the weather is great. There are an average of 11 sunny days in September and the temperature ranges from +14°C to +24°C.
April, May, June, July, August, October usually has good weather. Average maximum temperature reaches +24°C during August.
In January, February, March, November, December the weather is average. Expect around 60 rainy days, and the precipitation amounts to approximately 108 mm in January.
Climate in Oakland
Here is the detailed breakdown of the climate in Oakland for each month:
Jan
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec
Maximum Temperature
+25°C
+26°C
+28°C
+31°C
+34°C
+37°C
+36°C
+35°C
+41°C
+36°C
+27°C
+23°C
Average Maximum Temperature
+14°C
+16°C
+17°C
+19°C
+21°C
+23°C
+23°C
+24°C
+24°C
+22°C
+18°C
+14°C
Minimum Temperature
-2°C
-1°C
+2°C
+4°C
+6°C
+8°C
+11°C
+10°C
+8°C
+7°C
+2°C
-3°C
Avg. water temperature
-
-
-
-
-
-
-
-
-
-
-
-
Humidity, %
80
77
76
72
72
71
75
75
73
72
75
78
Rain, mm
108
105
89
38
18
3
1
3
6
27
57
105
Snow, mm
0
0
0
0
0
0
0
0
0
0
0
0
Average wind speed, m/s
2
2
2
2
3
3
2
2
2
1
1
2
Sunny Days
5
5
5
8
9
12
8
8
11
11
7
6
Cloud Days
13
11
13
14
17
17
22
23
17
15
13
13
Rainy Days
13
12
13
8
5
2
1
1
2
5
10
12
Snowy Days
0
0
0
0
0
0
0
0
0
0
0
0
Average Temperature
Here are the average maximum and minimum temperatures in Oakland during the whole year:
The hottest month in Oakland is September with average maximum temperature going up to +24°C. The coldest month is January with the lowest temperatures of +7°C.
Humidity
The temperature feels different depending on humidity. Here is how humidity in Oakland looks throughout the year, in %:
The most humid month in Oakland is January with average humidity going up to 80%. The least humid month is June with an average humidity of 71%.
Rain
Amount of rainfall in mm. in Oakland during the whole year based on historical data:
The sunniest and driest month is June with approximately 12 sunny days and a total precipitation of around 3 mm. The rainiest and wettest month is January with approximately 13 rainy days and 108 mm of total precipitation.
FAQ
Frequently asked questions about the weather in Oakland:
What is the hottest month in Oakland?
The hottest month in Oakland is September with average maximum temperature of +24°C.
What is the coldest month in Oakland?
The coldest month in Oakland is January with minimum temperatures of +7°C.
Is Oakland worth visiting in winter?
Winter in Oakland could be a good time to visit, as the weather is generally ok.
When does it rain the least in Oakland?
if you're looking to visit Oakland when it rains the least, you should plan your trip for January, December, February. During this time, rainfall is rare with the driest month being July with only 1 mm of rain.
For this page, we’ve looked at the typical weather in Oakland, based on historical hourly weather data from January 1, 1979, to December 31, 2023.
For past dates, we show actual recorded data at the location at that time. Forecasts are based on recorded weather during that day of the year, averaged over the total years for which we have records (unless stated otherwise). The daily temperature is the highest recorded temperature in the shadow during that day.