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San Jose in October: Weather, Average temperature and Climate

Take a look at past year’s weather for San Jose in October and see if it is worth visiting.
Check flight prices to San Jose on Avionero:
October

Weather in San Jose in October 2024

OK Weather
Warm
🌧️
Rainy
October could be a good time to visit San Jose, as the weather is generally fine. The average high temperature is around +75°F, and there are typically 0 sunny days in October. However, expect about 31 rainy days, and total monthly rainfall of approximately 685 mm. The weather is changeable so pack for every eventuality. Search flights in one click on Avionero.
Good to know:
  • October is usually the wettest month of the year in San Jose;

Average weather

☀️
+75°F
Avg. max. temperature
+57°F
Min.
+84°F
Max.
685 mm
Total precipitation
85%
Avg. humidity
2 m/s
Avg. wind
0 ☀️
Sunny Days
0 ⛅️
Cloudy
31 🌦
Rainy
Our opinion: San Jose has OK weather in October.

Average temperature in San Jose in October

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

The expected average maximum temperature in October is +77°F with a maximum of +81°F and a minimum of +61°F.

The average maximum temperature goes up 18% by the end of the month, compared with the beginning of the month, from +75°F to +79°F.

Is San Jose warm or cold in October?

San Jose is typically warm in October.

Maximum temperatures go up compared to the previous month from +75°F to +75°F. The minimum temperature also goes up from +63°F to +63°F.

It’s generally warm, but pack a long-sleeve shirt for evenings.

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

Climate in San Jose in October

San Jose weather looks like this, on average, in October and the surrounding months.
SeptemberOctoberNovember
Avg. temperature
+75°F+75°F+75°F
Min. temperature
+57°F+57°F+57°F
Max. temperature
+84°F+84°F+82°F
Rainfall
676 mm685 mm485 mm
Wind
1 m/s2 m/s2 m/s
Humidity
85%85%81%
Air pressure
1013 HPa1013 HPa1013 HPa
Sunny days
001
Cloudy days
000
Rainy days
303129
Snowy days
000

October weather is still as ok as in September. The temperature levels stay the same in the area of +75°F for average maximum temperature during the day. Prepare for more rain. Average rainfall goes from 676 mm to 685 mm. Humidity levels don’t change as the month goes on, averaging around 85%. Winds are stronger in comparison to September, going up from 1 m/s to 2 m/s on average. The amount of sunny days stay about the same, averaging 0 sunny days during the month.

November brings much the same weather, it remains ok.

Wind

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

The average wind speed is 3 m/s getting up to 4 m/s which is a light breeze; barely moving the tree leaves.

The average wind speed in San Jose is gradually increasing during October, going from 2 m/s to 3 m/s over the course of the month.

Rain

Amount of rainfall in mm during October in San Jose based on historical data.
Last Year
Historical Data
A chance of rain on a typical day in October stands at 100%, leading to total precipitation of around 774 mm. The maximum amount of rainfall per day is around 120 mm, which is considered heavy rain. October is a pretty wet month with over 31 rainy days, so don’t forget to pack an umbrella, raincoat, and a pair of wellies.
October is one of the rainiest months in San Jose, here is a comparison with other months, total mm:
San Jose wettest month is August, where a typical day has a 100% chance of precipitation and 761 mm of rainfall per day. February, on the other hand, is the driest month with a mere 38% chance of precipitation and 86 mm of rainfall per day.

How was the weather last October in San Jose?

This is the weather in San Jose in October 2023:
1 October
🌧️
+74°F
2 October
🌧️
+74°F
3 October
☀️
+79°F
4 October
☀️
+80°F
5 October
☀️
+76°F
6 October
🌧️
+75°F
7 October
🌧️
+73°F
8 October
🌧️
+74°F
9 October
🌧️
+67°F
10 October
🌧️
+78°F
11 October
🌧️
+79°F
12 October
☀️
+76°F
13 October
🌫️
+76°F
14 October
🌧️
+78°F
15 October
🌧️
+78°F
16 October
🌧️
+75°F
17 October
🌧️
+74°F
18 October
🌧️
+78°F
19 October
🌧️
+79°F
20 October
☀️
+78°F
21 October
🌧️
+77°F
22 October
🌧️
+78°F
23 October
🌧️
+76°F
24 October
🌧️
+79°F
25 October
🌧️
+80°F
26 October
🌧️
+79°F
27 October
🌧️
+78°F
28 October
☁️
+75°F
29 October
🌧️
+78°F
30 October
🌧️
+78°F
31 October
🌧️
+79°F
In October 2023 San Jose had 5 sunny days, 1 cloudy days, and 24 rainy days. The average maximum temperature was +77°F, with an absolute maximum of +81°F and a minimum of +66°F. The average humidity was 82%, with a maximum of 98% and a minimum of 51%. The average wind speed was 3 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 Jose climate has changed over the last 43 years.

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

The average temperature was the lowest in 2018 (+76°F) and the highest in 2021 (+82°F). The driest year was 1997 with only 461 mm of rainfall, and the wettest year was 1988 with 1356 mm.

FAQ

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

Is October a good time to visit San Jose?

It’s always a good time to visit San Jose, but the weather is changeable in October, so plan a mix of indoor and outdoor activities and exploring, and pack for every eventuality.

Can you sunbathe in San Jose in October?

October is warm in San Jose. You may enjoy some beach or pool time in the day, but pack something a tad warmer for the evening.

Is San Jose rainy in October?

San Jose is often rainy in October. You may get a bit damp when outside, so pack an umbrella, and maybe even a raincoat.

Is it sunny in San Jose in October?

Usually, it’s not very sunny in San Jose in October, often it’s pretty cloudy. Pack for any eventuality; layering can help reduce the number of bulky items needed.

Monthly weather in San Jose

Source of the data

For this page, we’ve looked at the typical weather in San Jose, 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.