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San Francisco in October: Weather, Average temperature and Climate

Planning a trip and want to know what the weather in San Francisco in October will be like? Take a look at our weather guide for San Francisco, based on historical data.
Check flight prices to San Francisco on Avionero:
October

Weather in San Francisco in October 2024

Good Weather
Mild
☁️
Cloudy
Weather for San Francisco in October is typically good with an average maximum temperature of +72°F during the day, and approximately 11 sunny days monthly. Typically, there are about 2 rainy days with the total average precipitation that falls in October around 29 mm. Expect good weather and pack accordingly to enjoy the outdoors. Search flights in one click on Avionero.

Average weather

☀️
+72°F
Avg. max. temperature
+45°F
Min.
+95°F
Max.
29 mm
Total precipitation
78%
Avg. humidity
2 m/s
Avg. wind
11 ☀️
Sunny Days
18 ⛅️
Cloudy
2 🌦
Rainy
Our opinion: San Francisco has good weather in October.

Average temperature in San Francisco in October

Here are the expected maximum, average and minimum temperatures in San Francisco for October based on the historical data.
Last Year
Historical Data

The temperature in October is +70°F on average, with a range between a maximum of +84°F during the day and a minimum of +46°F at night.

The average maximum temperature goes down 29% by the end of the month, compared with the beginning of the month, from +75°F to +64°F.

Is San Francisco warm or cold in October?

San Francisco is typically mild in October.

Maximum temperatures go down compared to the previous month from +75°F to +72°F. The minimum temperature also goes down from +57°F to +54°F.

Pack a light jacket as it will be warm in the day and cool in the evenings.

Take a look at how October is compared to other months in San Francisco:

Climate in San Francisco in October

San Francisco weather looks like this, on average, in October and the surrounding months.
SeptemberOctoberNovember
Avg. temperature
+75°F+72°F+63°F
Min. temperature
+48°F+45°F+36°F
Max. temperature
+99°F+95°F+81°F
Rainfall
4 mm29 mm64 mm
Wind
2 m/s2 m/s2 m/s
Humidity
81%78%80%
Air pressure
1012 HPa1014 HPa1017 HPa
Sunny days
10118
Cloudy days
191817
Rainy days
125
Snowy days
000

October weather is still as good as in September. It’s getting colder in October. From +75°F in the day, the average maximum temperature lowers to +72°F. Prepare for more rain. Average rainfall goes from 4 mm to 29 mm. It feels drier, as humidity decreases from 81% to 78%. The average wind speed doesn’t change much during October, staying around 2 m/s. The good news is there are likely to be more sunny days in October, from 10 to 11.

Next month (November) brings a further decline in the weather.

Wind

Wind speed in San Francisco in October based on historical data.
Last Year
Historical Data

The average wind speed is 1 m/s getting up to 2 m/s which is a light breeze; barely moving the tree leaves.

The average wind speed in San Francisco is gradually increasing during October, going from 0 m/s to 1 m/s over the course of the month.

How was the weather last October in San Francisco?

This is the weather in San Francisco in October 2023:
1 October
☁️
+74°F
2 October
☁️
+70°F
3 October
☀️
+70°F
4 October
☁️
+69°F
5 October
☀️
+73°F
6 October
☁️
+72°F
7 October
☁️
+72°F
8 October
☁️
+68°F
9 October
☁️
+66°F
10 October
☁️
+68°F
11 October
☁️
+66°F
12 October
☁️
+65°F
13 October
☁️
+65°F
14 October
☁️
+66°F
15 October
☁️
+64°F
16 October
☁️
+66°F
17 October
☁️
+70°F
18 October
☁️
+78°F
19 October
☀️
+84°F
20 October
☀️
+82°F
21 October
☁️
+69°F
22 October
☁️
+68°F
23 October
☀️
+69°F
24 October
☀️
+70°F
25 October
☀️
+67°F
26 October
☀️
+67°F
27 October
☀️
+67°F
28 October
☀️
+66°F
29 October
☀️
+69°F
30 October
☁️
+67°F
31 October
☁️
+64°F
In October 2023 San Francisco had 11 sunny days, 20 cloudy days, and 0 rainy days. The average maximum temperature was +70°F, with an absolute maximum of +84°F and a minimum of +64°F. The average humidity was 83%, with a maximum of 98% and a minimum of 45%. The average wind speed was 1 m/s, with a maximum of 7 m/s and a minimum of 0 m/s.
Are you planning a trip in October?

Climate Change Over the Years

This is how San Francisco climate has changed over the last 43 years.

The climate in San Francisco in October has not changed that much over the last 43 years.

The average temperature was the lowest in 1984 (+72°F) and the highest in 2020 (+85°F). The driest year was 2019 with only 1 mm of rainfall, and the wettest year was 2013 with 0 mm.

FAQ

Frequently asked questions about the weather in San Francisco in October:

Is October a good time to visit San Francisco?

October is a really good time to go to San Francisco. The weather is nice so plan your packing around outdoor activities and exploring. Check out other good time to visit San Francisco.

Can you sunbathe in San Francisco in October?

October has mild temperatures in San Francisco. Not ideal for sunbathing, but still good for daytime outdoor activities, but plan for cool evenings. Pack a light jacket and shorts!

Is San Francisco rainy in October?

San Francisco is usually dry in October. Plan your packing around outdoor activities and exploring.

Is it sunny in San Francisco in October?

The amount of sunny days in San Francisco during October varies; prepare for a mix of clouds and sun.

Other cities in USA

Check out the weather for other cities in USA.

Monthly weather in San Francisco

Source of the data

For this page, we’ve looked at the typical weather in San Francisco, based on historical hourly weather data from January 1, 1979, to December 31, 2022.

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.