When is the best time to go to San Francisco
The chart above shows the best time of year to visit San Francisco, Philippines. These are based on an analysis of weather averages such as temperature, rainfall and number of hours of sunshine. These ratings are based solely on the climate and do not take into account other factors such as accommodation prices and how busy it is likely to be.
Average temperatures in San Francisco
San Francisco weather by month
Please note our recommendations for when to visit San Francisco are based solely on the weather and do not take into accounts accommodation prices, how busy it will be and what events are on.
January
| Temp | Rain | Sunshine | Day length |
|---|---|---|---|
| 28°C | 4mm | 8.1hrs | 12.1hrs |
The climate in San Francisco during January can be summarized as hot, humid and very dry.
It is perhaps the perfect month to visit San Francisco, with some particularly good weather at this time of year.
January is in the winter in San Francisco and is typically the coldest month of the year. Daytime maximum temperatures average around a steamy 31°C (88°F), whilst at night 20°C (68°F) is normal.
On average January is the driest month of the year in San Francisco with around 4mm 0.2 inches of rain making it a very dry time to visit.
On the flip side this corresponds to an average of 8.1 hours of sunshine per day.
San Francisco weather in January »
February
| Temp | Rain | Sunshine | Day length |
|---|---|---|---|
| 28°C | 3mm | 8.9hrs | 12.4hrs |
February in San Francisco is generally very dry with the temperature being hot.
It is perhaps the perfect month to visit San Francisco, with some surprisingly good weather at this time of year.
February is in the winter in San Francisco and is typically the 2nd coldest month of the year. Daytime maximum temperatures average around a steamy 32°C (89°F), whilst at night 20°C (69°F) is normal.
On average February is the 2nd driest month of the year in San Francisco with around 3mm 0.1 inches of rain making it a very dry time to visit.
On the flip side this corresponds to an average of 8.9 hours of sunshine per day.
San Francisco weather in February »
March
| Temp | Rain | Sunshine | Day length |
|---|---|---|---|
| 30°C | 16mm | 9.2hrs | 12.7hrs |
The weather in March in San Francisco is characteristically hot, humid and dry.
It is perhaps the perfect month to visit San Francisco, with some very good weather at this time of year.
March is in the spring in San Francisco and is typically the 3rd coldest month of the year. Daytime maximum temperatures average around a steamy 33°C (91°F), whilst at night 22°C (71°F) is normal.
On average March is the 3rd driest month of the year in San Francisco with around 16mm 0.6 inches of rain making it a dry time to visit. This rainfall is typically spread over 2 days, although this may vary considerably.
On the flip side this corresponds to an average of 9.2 hours of sunshine per day.
San Francisco weather in March »
April
| Temp | Rain | Sunshine | Day length |
|---|---|---|---|
| 31°C | 38mm | 9.6hrs | 13.2hrs |
San Francisco's weather in April is typically very hot and reasonably dry in nature.
It is perhaps a good month to visit San Francisco, with some surprisingly good weather at this time of year.
April is in the spring in San Francisco and is typically the 4th coldest month of the year. Daytime maximum temperatures average around a warm 34°C (94°F), whilst at night 23°C (74°F) is normal.
On average April is the 4th driest month of the year in San Francisco with around 38mm 1.5 inches of rain making it a reasonably dry time to visit. This rainfall is typically spread over 4 days, although this may vary considerably.
On the flip side this corresponds to an average of 9.6 hours of sunshine per day.
San Francisco weather in April »
May
| Temp | Rain | Sunshine | Day length |
|---|---|---|---|
| 31°C | 220mm | 8hrs | 13.6hrs |
May is a very wet, humid month in San Francisco and the temperature is generally very hot.
Based on weather alone, this is probably a time of year to avoid going to San Francisco for your holidays. The weather is often relatively bad and not conducive to spending time outdoors.
May is in the spring in San Francisco and is typically the 5th coldest month of the year. Daytime maximum temperatures average around a steamy 34°C (93°F), whilst at night 24°C (75°F) is normal.
On average May is the 5th driest month of the year in San Francisco with around 220mm 8.7 inches of rain making it a very wet time to visit. This rainfall is typically spread over 12 days, although this may vary considerably.
On the flip side this corresponds to an average of 8 hours of sunshine per day.
San Francisco weather in May »
June
| Temp | Rain | Sunshine | Day length |
|---|---|---|---|
| 29°C | 413mm | 6.7hrs | 12.1hrs |
Hot, humid and very wet weather often prevails in San Francisco during the month of June
Based on weather alone, this is probably a time of year to avoid going to San Francisco for your holidays. The weather is often not a good and not conducive to spending time outdoors.
June is in the summer in San Francisco and is typically the 6th coldest month of the year. Daytime maximum temperatures average around a steamy 32°C (90°F), whilst at night 24°C (74°F) is normal.
On average June is the 6th driest month of the year in San Francisco with around 413mm 16.2 inches of rain making it a very wet time to visit. This rainfall is typically spread over 18 days, although this may vary considerably.
On the flip side this corresponds to an average of 6.7 hours of sunshine per day.
San Francisco weather in June »
July
| Temp | Rain | Sunshine | Day length |
|---|---|---|---|
| 28°C | 492mm | 6.6hrs | 12.4hrs |
July in San Francisco is generally very wet with the temperature being hot.
Based on weather alone, this is probably a time of year to avoid going to San Francisco for your holidays. The weather is often not a good and not conducive to spending time outdoors.
July is in the summer in San Francisco and is typically the 6th warmest month of the year. Daytime maximum temperatures average around a steamy 31°C (88°F), whilst at night 23°C (74°F) is normal.
On average July is the 6th wettest month of the year in San Francisco with around 492mm 19.4 inches of rain making it a very wet time to visit. This rainfall is typically spread over 23 days, although this may vary considerably.
On the flip side this corresponds to an average of 6.6 hours of sunshine per day.
San Francisco weather in July »
August
| Temp | Rain | Sunshine | Day length |
|---|---|---|---|
| 27°C | 654mm | 5.4hrs | 12.7hrs |
The weather in August in San Francisco is characteristically hot, humid and very wet.
Based on weather alone, this is probably a time of year to avoid going to San Francisco for your holidays. The weather is often not a good and not conducive to spending time outdoors.
August is in the summer in San Francisco and is typically the 5th warmest month of the year. Daytime maximum temperatures average around a steamy 30°C (87°F), whilst at night 23°C (74°F) is normal.
On average August is the 5th wettest month of the year in San Francisco with around 654mm 25.7 inches of rain making it a very wet time to visit. This rainfall is typically spread over 25 days, although this may vary considerably.
On the flip side this corresponds to an average of 5.4 hours of sunshine per day.
San Francisco weather in August »
September
| Temp | Rain | Sunshine | Day length |
|---|---|---|---|
| 28°C | 416mm | 6.2hrs | 13.2hrs |
San Francisco's weather in September is typically hot, humid and very wet in nature.
Based on weather alone, this is probably a time of year to avoid going to San Francisco for your holidays. The weather is often not a good and not conducive to spending time outdoors.
September is in the fall / autumn in San Francisco and is typically the 4th warmest month of the year. Daytime maximum temperatures average around a steamy 31°C (88°F), whilst at night 23°C (74°F) is normal.
On average September is the 4th wettest month of the year in San Francisco with around 416mm 16.4 inches of rain making it a very wet time to visit. This rainfall is typically spread over 21 days, although this may vary considerably.
On the flip side this corresponds to an average of 6.2 hours of sunshine per day.
San Francisco weather in September »
October
| Temp | Rain | Sunshine | Day length |
|---|---|---|---|
| 28°C | 194mm | 7.1hrs | 13.6hrs |
October is a wet, humid month in San Francisco and the temperature is generally hot.
Based on weather alone, this is probably a time of year to avoid going to San Francisco for your holidays. The weather is often pretty bad and not conducive to spending time outdoors.
October is in the fall / autumn in San Francisco and is typically the 3rd warmest month of the year. Daytime maximum temperatures average around a steamy 32°C (89°F), whilst at night 23°C (73°F) is normal.
On average October is the 3rd wettest month of the year in San Francisco with around 194mm 7.6 inches of rain making it a wet time to visit. This rainfall is typically spread over 14 days, although this may vary considerably.
On the flip side this corresponds to an average of 7.1 hours of sunshine per day.
San Francisco weather in October »
November
| Temp | Rain | Sunshine | Day length |
|---|---|---|---|
| 28°C | 81mm | 7.7hrs | 12.1hrs |
Hot, humid and a little damp weather often prevails in San Francisco during the month of November
Although outside the main holiday season, there is still plenty of fairly acceptable weather around this time of year. This makes it an okay time to visit San Francisco.
November is in the fall / autumn in San Francisco and is typically the 2nd warmest month of the year. Daytime maximum temperatures average around a steamy 32°C (89°F), whilst at night 22°C (72°F) is normal.
On average November is the 2nd wettest month of the year in San Francisco with around 81mm 3.2 inches of rain making it a a little damp time to visit. This rainfall is typically spread over 7 days, although this may vary considerably.
On the flip side this corresponds to an average of 7.7 hours of sunshine per day.
San Francisco weather in November »
December
| Temp | Rain | Sunshine | Day length |
|---|---|---|---|
| 28°C | 20mm | 7.6hrs | 12.4hrs |
December in San Francisco is generally dry with the temperature being hot.
It is perhaps the perfect month to visit San Francisco, with some extremely good weather at this time of year.
December is in the winter in San Francisco and is typically the warmest month of the year. Daytime maximum temperatures average around a steamy 31°C (88°F), whilst at night 21°C (70°F) is normal.
On average December is the wettest month of the year in San Francisco with around 20mm 0.8 inches of rain making it a dry time to visit. This rainfall is typically spread over 3 days, although this may vary considerably.
On the flip side this corresponds to an average of 7.6 hours of sunshine per day.
Other monthly averages
San Francisco weather stats
| Hottest month: | May | 33.6°C 92.5°F |
|---|---|---|
| Driest month: | February | 3mm 0.1ins |
| Sunniest month: | April | 9.6hrs |
| Coldest month: | January | 30.6°C 87.1°F |
| Wettest month: | August | 654mm 25.7ins |
| Warmest sea: | June | 30°C 86°F |
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