Climate of San Francisco
San Francisco has a tropical savanna climate. It is warm every month with both a wet and dry season. The average annual temperature for San Francisco is 62° degrees and there is about 262 inch of rain in a year. It is dry for 166 days a year with an average humidity of 70% and an UV-index of 7.
Climate averages for the whole year
- Day: the average daily temperature during the day is between 31°C and 35°C
- Night:the average nighttime temperature is between 20°C and 24°C
- Rain: it rains 182 days and there is a total of approximately 666 mm rainfall
- Sun hours: throughout the year there are 3591 sun hours
Maximum temperature: | between 31°C and 35°C |
Warmest month: | 35°C in March |
Coldest month: | 31°C in October |
Night temperature: | between 20°C and 24°C |
Dry days: | 183 days |
Days with rain: | 182 days |
Days with snow: | 0 days |
Total rain sum: | 666 mm |
Hours of sunshine: | 3591 hours |
Temperature graph
This graph shows the average maximum temperature (red) and minimum temperature (blue) for San Francisco.
Precipitation graph
This graph shows the average amount of rainfall per month for San Francisco.
Climate table of San Francisco
In this climate table you can see at a glance what the average weather per month is for San Francisco. The data has been collected over a 30-year period, from which an average per month has been derived. From year to year the differences may be larger or smaller, but with this climate table you have a good idea of what the weather for San Francisco might be like in a given month.
Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
---|---|---|---|---|---|---|---|---|---|---|---|---|
Day temp. (°F) | 91 | 93 | 95 | 94 | 91 | 89 | 91 | 91 | 89 | 88 | 89 | 90 |
Night temp. (°F) | 68 | 70 | 72 | 76 | 75 | 73 | 72 | 72 | 72 | 71 | 69 | 68 |
Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
Precipitation (inch) | 0 | 1 | 3 | 11 | 34 | 46 | 29 | 33 | 35 | 54 | 15 | 2 |
Days with rain | 1 | 3 | 7 | 15 | 22 | 25 | 21 | 23 | 25 | 24 | 12 | 4 |
Dry days | 30 | 25 | 24 | 15 | 9 | 5 | 10 | 8 | 5 | 7 | 18 | 27 |
Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
Sun hours per day | 7 | 8 | 11 | 12 | 11 | 11 | 12 | 11 | 9 | 9 | 10 | 7 |
Wind force (Bft) | 2 | 2 | 2 | 2 | 1 | 1 | 2 | 1 | 1 | 1 | 2 | 2 |
UV-index | 7 | 7 | 7 | 7 | 7 | 7 | 7 | 7 | 6 | 6 | 6 | 7 |
Best time to visit San Francisco
The best time to visit San Francisco in El Salvador is from September and November and December. In this period you have a warm temperature and little precipitation. The highest average temperature in San Francisco is 95°F in March and the lowest is 88°F in October.
Climate of San Francisco by month
What is the average climate in a given month for San Francisco? Click on a month to see all monthly averages for sunshine, maximum and minimum temperatures, percent chance of rain per day, snowfall and number of rainy days.
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