The bar chart below shows the average monthly peak daytime temperatures at San Ramon
Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
---|---|---|---|---|---|---|---|---|---|---|---|---|
°C | 12.9 | 15.4 | 16.7 | 19.3 | 22.6 | 26 | 28.5 | 28.3 | 27.1 | 23.6 | 17.2 | 12.9 |
°F | 55.2 | 59.7 | 62 | 66.7 | 72.6 | 78.8 | 83.2 | 82.9 | 80.8 | 74.5 | 63 | 55.3 |
Please note: these are the average peak daytime temperatures (usually around mid-afternoon) so do not show daytime / night highs and lows. To see the daily range of temperatures have a look at the temperature max / min chart below.
The graph below shows the average rainfall and number of rainy days per month.
Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
---|---|---|---|---|---|---|---|---|---|---|---|---|
mm | 96 | 74 | 68 | 36 | 10 | 4 | 2 | 2 | 7 | 27 | 66 | 76 |
inches | 3.8 | 2.9 | 2.7 | 1.4 | 0.4 | 0.1 | 0.1 | 0.1 | 0.3 | 1.1 | 2.6 | 3 |
Rainy days | 10 | 9 | 10 | 6 | 2 | 1 | 1 | 1 | 2 | 4 | 8 | 9 |
Average annual rainfall in San Ramon: 381.633mm (150.2 inches)
The bar chart below shows the average daily sunshine hours in San Ramon
Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
---|---|---|---|---|---|---|---|---|---|---|---|---|
Hrs sunshine | 6.1 | 7.9 | 9.5 | 11.3 | 12.2 | 12.5 | 12.4 | 11.4 | 10.7 | 9.3 | 6.7 | 5.5 |
The graph below shows the daily range of temperatures for each month.
Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
---|---|---|---|---|---|---|---|---|---|---|---|---|
Min °C | 3.1 | 5 | 5.9 | 6.8 | 9.1 | 11.3 | 12.4 | 12.6 | 11.9 | 9.5 | 6.1 | 3.5 |
Max °C | 13.1 | 15.7 | 17 | 19.6 | 22.9 | 26.4 | 28.9 | 28.7 | 27.5 | 24 | 17.5 | 13.2 |
Min °F | 37.6 | 40.9 | 42.5 | 44.2 | 48.4 | 52.3 | 54.2 | 54.6 | 53.4 | 49 | 43 | 38.2 |
Max °F | 46.6 | 50.5 | 52.5 | 55.8 | 60.8 | 65.8 | 69.1 | 69.1 | 67.5 | 62.1 | 53.2 | 46.9 |
The graph below shows the average sea temperature.
Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
---|---|---|---|---|---|---|---|---|---|---|---|---|
°C | 12.4 | 12.3 | 12.2 | 12 | 12.1 | 12.7 | 13.7 | 14.6 | 14.9 | 14.6 | 13.8 | 12.9 |
°F | 54.4 | 54.1 | 54 | 53.6 | 53.8 | 54.8 | 56.7 | 58.3 | 58.9 | 58.3 | 56.9 | 55.2 |
The graph below shows the average wind speed.
Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
---|---|---|---|---|---|---|---|---|---|---|---|---|
km/h | 12 | 14 | 16 | 18 | 19 | 19 | 18 | 17 | 15 | 13 | 12 | 12 |
mph | 8 | 9 | 10 | 11 | 12 | 12 | 11 | 11 | 9 | 8 | 8 | 8 |
A monthly average windspeed of over 16km/h or 10mph suggests a location is fairly windy.
The graph below shows the average relative humidity.
Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec |
---|---|---|---|---|---|---|---|---|---|---|---|
80% | 77% | 72% | 67% | 64% | 62% | 62% | 64% | 64% | 67% | 76% | 81% |
Hottest month: | July | 28.5°C 83.3°F |
---|---|---|
Driest month: | July | 2mm 0.1ins |
Sunniest month: | April | 11.3hrs |
Coldest month: | January | 12.9°C 55.2°F |
Wettest month: | January | 96mm 3.8ins |
Warmest sea: | September | 14.9°C 58.8°F |