When is the best time to go to San Francisco
The chart above shows the best time of year to visit San Francisco, Panama. 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 |
|---|---|---|---|
| 26°C | 43mm | 6.7hrs | 12.5hrs |
The weather in January in San Francisco is characteristically hot, humid and reasonably dry.
It is perhaps a good month to visit San Francisco, with some very 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 29°C (84°F), whilst at night 22°C (71°F) is normal.
On average January is the driest month of the year in San Francisco with around 43mm 1.7 inches of rain making it a reasonably dry 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 6.7 hours of sunshine per day.
San Francisco weather in January »
February
| Temp | Rain | Sunshine | Day length |
|---|---|---|---|
| 26°C | 26mm | 7hrs | 12.6hrs |
February 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.
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 29°C (85°F), whilst at night 22°C (72°F) is normal.
On average February is the 2nd driest month of the year in San Francisco with around 26mm 1 inches of rain making it a dry time to visit. This rainfall is typically spread over 9 days, although this may vary considerably.
On the flip side this corresponds to an average of 7 hours of sunshine per day.
San Francisco weather in February »
March
| Temp | Rain | Sunshine | Day length |
|---|---|---|---|
| 27°C | 31mm | 7.3hrs | 12.8hrs |
The weather in March in San Francisco is characteristically hot, humid and reasonably dry.
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.
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 30°C (87°F), whilst at night 23°C (73°F) is normal.
On average March is the 3rd driest month of the year in San Francisco with around 31mm 1.2 inches of rain making it a reasonably dry time to visit. This rainfall is typically spread over 8 days, although this may vary considerably.
On the flip side this corresponds to an average of 7.3 hours of sunshine per day.
San Francisco weather in March »
April
| Temp | Rain | Sunshine | Day length |
|---|---|---|---|
| 27°C | 97mm | 7.3hrs | 13hrs |
San Francisco's weather in April is typically hot, humid and a little damp in nature.
Although outside the main holiday season, there is still plenty of reasonably acceptable weather around this time of year. This makes it an okay time to visit San Francisco.
April is in the spring in San Francisco and is typically the 4th coldest month of the year. Daytime maximum temperatures average around a steamy 30°C (86°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 97mm 3.8 inches of rain making it a a little damp time to visit. This rainfall is typically spread over 10 days, although this may vary considerably.
On the flip side this corresponds to an average of 7.3 hours of sunshine per day.
San Francisco weather in April »
May
| Temp | Rain | Sunshine | Day length |
|---|---|---|---|
| 27°C | 246mm | 7hrs | 13.2hrs |
May is a very 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 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 30°C (85°F), whilst at night 23°C (73°F) is normal.
On average May is the 5th driest month of the year in San Francisco with around 246mm 9.7 inches of rain making it a very wet time to visit. This rainfall is typically spread over 19 days, although this may vary considerably.
On the flip side this corresponds to an average of 7 hours of sunshine per day.
San Francisco weather in May »
June
| Temp | Rain | Sunshine | Day length |
|---|---|---|---|
| 26°C | 245mm | 6.8hrs | 12.5hrs |
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 29°C (84°F), whilst at night 23°C (73°F) is normal.
On average June is the 6th driest month of the year in San Francisco with around 245mm 9.6 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 6.8 hours of sunshine per day.
San Francisco weather in June »
July
| Temp | Rain | Sunshine | Day length |
|---|---|---|---|
| 26°C | 202mm | 6.7hrs | 12.6hrs |
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 29°C (84°F), whilst at night 23°C (73°F) is normal.
On average July is the 6th wettest month of the year in San Francisco with around 202mm 7.9 inches of rain making it a very wet time to visit. This rainfall is typically spread over 22 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 July »
August
| Temp | Rain | Sunshine | Day length |
|---|---|---|---|
| 26°C | 239mm | 6.4hrs | 12.8hrs |
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 relatively bad 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 29°C (83°F), whilst at night 22°C (72°F) is normal.
On average August is the 5th wettest month of the year in San Francisco with around 239mm 9.4 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 6.4 hours of sunshine per day.
San Francisco weather in August »
September
| Temp | Rain | Sunshine | Day length |
|---|---|---|---|
| 25°C | 269mm | 6.2hrs | 13hrs |
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 relatively bad 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 28°C (83°F), whilst at night 22°C (72°F) is normal.
On average September is the 4th wettest month of the year in San Francisco with around 269mm 10.6 inches of rain making it a very wet time to visit. This rainfall is typically spread over 20 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 |
|---|---|---|---|
| 25°C | 389mm | 6hrs | 13.2hrs |
October is a very 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 relatively 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 28°C (83°F), whilst at night 22°C (72°F) is normal.
On average October is the 3rd wettest month of the year in San Francisco with around 389mm 15.3 inches of rain making it a very wet time to visit. This rainfall is typically spread over 22 days, although this may vary considerably.
On the flip side this corresponds to an average of 6 hours of sunshine per day.
San Francisco weather in October »
November
| Temp | Rain | Sunshine | Day length |
|---|---|---|---|
| 25°C | 291mm | 6.1hrs | 12.5hrs |
The climate in San Francisco during November can be summarized as 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 pretty bad and not conducive to spending time outdoors.
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 muggy 28°C (82°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 291mm 11.4 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 6.1 hours of sunshine per day.
San Francisco weather in November »
December
| Temp | Rain | Sunshine | Day length |
|---|---|---|---|
| 25°C | 109mm | 6.6hrs | 12.6hrs |
December in San Francisco is generally damp 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 relatively bad and not conducive to spending time outdoors.
December is in the winter in San Francisco and is typically the warmest month of the year. Daytime maximum temperatures average around a muggy 28°C (83°F), whilst at night 22°C (71°F) is normal.
On average December is the wettest month of the year in San Francisco with around 109mm 4.3 inches of rain making it a damp time to visit. This rainfall is typically spread over 17 days, although this may vary considerably.
On the flip side this corresponds to an average of 6.6 hours of sunshine per day.
Other monthly averages
San Francisco weather stats
| Hottest month: | March | 30.1°C 86.2°F |
|---|---|---|
| Driest month: | February | 26mm 1ins |
| Sunniest month: | March | 7.3hrs |
| Coldest month: | December | 27.9°C 82.2°F |
| Wettest month: | October | 389mm 15.3ins |
| Warmest sea: | June | 28.7°C 83.7°F |
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