San José
October
Weather in San José for October 2026
Your guide to San José weather in October - trends and predictions
So far, October 2026 in San José is slightly warmer than the historical average by 1 °C.
In general, the average temperature in San José at the beginning of October is 24.3 °C. As the month progressed, temperatures tended to moderately fall, reaching an average of 23 °C by the end of October.
San José experiences heavy rainfall in October, with over 20 rainy days and an average total precipitation 530.9 mm.
Is October a good time to visit San José? check out the best time to travel to San José page.
Temperatures
Rain 🌧️
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0
Dry days
31
Rainy days
0
Snow days
23°/14°
Temperatures
5 km/h
Avg max wind
93 %
Avg humidity
San José Weather October
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Temperatures trend during October in San José
See the weather trend as well as the moving average line
October weather in San José day by day
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| Date | Weather | Temperatures | Rain | UV | More |
|---|---|---|---|---|---|
| 1 Oct. |  Moderate rain | 24° /14° | 17.4 mm | 5 | |
| 2 Oct. | Moderate rain | 25° /14° | 19.5 mm | 5 | |
| 3 Oct. | Moderate rain | 24° /14° | 16.5 mm | 5 | |
| 4 Oct. | Moderate rain | 24° /14° | 15.9 mm | 5 | |
| 5 Oct. | Moderate rain | 24° /13° | 12.3 mm | 5 | |
| 6 Oct. | Moderate rain | 25° /13° | 13.2 mm | 5 | |
| 7 Oct. | Moderate rain | 25° /14° | 14.1 mm | 5 | |
| 8 Oct. | Moderate rain | 24° /14° | 11.6 mm | 5 | |
| 9 Oct. | Moderate rain | 23° /14° | 20.1 mm | 4 | |
| 10 Oct. |  Heavy rain | 22° /14° | 32.7 mm | 4 | |
| 11 Oct. | Moderate rain | 23° /15° | 21.1 mm | 4 | |
| 12 Oct. | Moderate rain | 23° /15° | 14.4 mm | 4 | |
| 13 Oct. | Moderate rain | 24° /14° | 19.4 mm | 4 | |
| 14 Oct. | Moderate rain | 25° /13° | 13.4 mm | 5 | |
| 15 Oct. | Moderate rain | 24° /14° | 13 mm | 4 | |
| 16 Oct. | Moderate rain | 23° /14° | 11.4 mm | 5 | |
| 17 Oct. | Heavy rain | 23° /14° | 27.5 mm | 5 | |
| 18 Oct. | Torrential rain shower | 24° /14° | 28.3 mm | 4 | |
| 19 Oct. | Moderate rain | 23° /14° | 17.3 mm | 4 | |
| 20 Oct. | Moderate rain | 24° /14° | 22 mm | 4 | |
| 21 Oct. | Moderate rain | 23° /14° | 12.1 mm | 4 | |
| 22 Oct. | Moderate rain | 23° /14° | 11.2 mm | 4 | |
| 23 Oct. | Moderate rain | 24° /14° | 10 mm | 4 | |
| 24 Oct. | Moderate rain | 23° /14° | 11 mm | 4 | |
| 25 Oct. | Moderate rain | 24° /14° | 20.1 mm | 4 | |
| 26 Oct. |  Light rain | 22° /14° | 7.4 mm | 4 | |
| 27 Oct. | Light rain | 23° /14° | 9.2 mm | 4 | |
| 28 Oct. | Moderate rain | 24° /14° | 11.2 mm | 5 | |
| 29 Oct. | Moderate rain | 24° /13° | 12.8 mm | 4 | |
| 30 Oct. | Moderate rain | 23° /14° | 10.9 mm | 4 | |
| 31 Oct. | Light rain | 24° /12° | 4.6 mm | 11.2 | |
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Important Notice
Our weather forecast for San José in October is based on the analysis of historical data rather than real-time forecast models. While this provides a general overview, weather conditions can change. We recommend that you check the San José forecast closer to your planned date for the most up-to-date weather information.
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San José in October - FAQ
What are the expected maximum and minimum temperatures in San José during October?
Enjoy moderate daytime temperatures of up to 23° and cooler nights around 14°. Ideal for a range of outdoor activities, from hiking to city tours.
How much rainfall should be expected in San José during October?
Significant rainfall exceeding 530.9 mm is expected in San José during October, occurring over more than 31 days. Preparing for wet conditions is recommended in your planning.
What are the typical wind conditions in San José during October?
The average wind speed in San José during October is 5 km/h, suggesting breezy to windy conditions, depending on your activities.
October rainfall patterns in San José
Explore the daily rainfall trends and prepare for San Josés October weather 💧
Typically, San José has 31 rainy days in October with a total of 530.9 mm of rainfall.
UV exposure in San José during October
Stay informed about UV levels for safe outdoor activities throughout the month of October ☀️
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