2026 Climate Averages

Weather: San José — October

It's a rainy period, but great for indoor activities, museums, and lower prices.

☔ Climate Overview

October is a wet time to visit San José. Warm weather with highs of 25°C—great for outdoor activities. This is one of the wettest months—waterproof gear is essential. Being off-peak, you'll find better deals and fewer crowds.

6.7
GoTripzi Score Good

Based on weather comfort, crowds, prices, and activity options

Avg High

25°C

Avg Low

18°C

Rainy days

30days

Daylight

11.9h

Feels like 29°C / 21°C — humidity makes it feel warmer

Rainfall

495mm

Sunshine

7.3h/day

Humidity

91%

Very Humid
Sun Strength

5.7

High
Wind

6 km/h (gusts 28)

Is October a good time to visit San José?

It's a rainy period, but great for indoor activities, museums, and lower prices.

Now

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Feels like --
Wind --
Humidity --
UV Index --
Local time —

Air Quality

Travel Context

  • Crowds
    Very Quiet
  • Travel Costs Value Rates

Daylight

Sunrise

05:25

Sunset

17:21

11.9h daylight

Visiting San José in October: Pros & Cons

Pros

  • Comfortable temperatures for sightseeing
  • Fewer crowds and better hotel deals

Cons

  • Frequent rain may disrupt outdoor activities

Things to Do in October

Recommended for This Weather

🏛️ Museums & galleries
🍳 Cooking classes & food tours
🎭 Cultural tours & local experiences

San José Weather by Month

Month Avg High Avg Low Rain Sunshine Humidity UV Index Crowds Condition
Jan 24°C 17°C 12d (58mm) 10.3h
82% Very Humid
7.1 Very High
Excellent
Feb 24°C 16°C 10d (53mm) 10.4h
80% Very Humid
7.8 Very High
Excellent
Mar 25°C 17°C 13d (52mm) 10.7h
78% Humid
8.5 Very High
Excellent
Apr 25°C 18°C 20d (102mm) 9.9h
81% Very Humid
7.8 Very High
Excellent
May 26°C 19°C 26d (266mm) 8.5h
87% Very Humid
6.7 High
Wet
Jun 25°C 19°C 28d (396mm) 7.3h
90% Very Humid
5.9 High
Wet
Jul 25°C 19°C 26d (300mm) 7.8h
87% Very Humid
6.3 High
Wet
Aug 25°C 18°C 27d (343mm) 8.1h
88% Very Humid
6.5 High
Wet
Sep 25°C 18°C 29d (353mm) 8.1h
90% Very Humid
6.5 High
Wet
Oct Current 25°C 18°C 30d (495mm) 7.3h
91% Very Humid
5.7 High
Wet
Nov 24°C 18°C 27d (485mm) 7h
90% Very Humid
5 Moderate
Wet
Dec 24°C 17°C 16d (147mm) 9.4h
84% Very Humid
6.2 High
Excellent

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Your Best MonthAugScore: 8.5
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87.Nov
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5.210.Mar
5.211.Apr
4.712.Dec
4.7

Where to Stay

See hotels, apartments & rentals around San José – live prices from Booking.com, Expedia, Vrbo and more

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San José

Costa Rica gateway to rainforests, volcanoes, zip-lining, sloths, beaches, and pura vida lifestyle.

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What to Pack for October

Summer clothing like shorts, t-shirts, and sundresses will be comfortable. Bring a light cardigan for air-conditioned spaces. A waterproof jacket and shoes are non-negotiable — showers are frequent.

Warm Very Quiet

🎒Personalized Packing List

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📋Essentials
👕Clothing
👟Footwear
🎒Accessories
🧴Toiletries & Health

Planning a trip to San José?

💰 Off-peak — great deals available now

Frequently Asked Questions

Is October a good time to visit San José?
October is typically wet for visiting San José, with average highs of 25°C and around 30 rainy days. Plan your activities accordingly—outdoor sightseeing is best on dry days, while rainy days are perfect for museums and indoor attractions.
Does it get cold at night in San José in October?
Evenings in San José during October are mild at 18°C. A light cardigan or long sleeves for evenings is usually enough. Outdoor dining remains comfortable, making it a great time to enjoy rooftop bars and terrace restaurants.
What should I pack for San José in October?
With highs of 25°C and lows of 18°C in October, we recommend: Compact umbrella, Waterproof jacket/shell, Water-resistant shoes, Lightweight breathable clothes. Layering is key as temperatures can vary between air-conditioned interiors and outdoors. Comfortable walking shoes are essential for cobblestone streets.
Does it rain a lot in San José in October?
San José typically sees around 30 rainy days in October. Rain is usually in the form of brief showers rather than all-day downpours, so a compact umbrella is sufficient. Mornings tend to be drier, making them ideal for outdoor sightseeing.
How many hours of daylight are there in San José in October?
In October, San José gets approximately 11.9 hours of daylight per day. This affects how much sightseeing you can fit in—longer days mean more time for outdoor activities, while shorter days are perfect for cozy museum visits and early dinners.
Is October peak season in San José?
No, October is not peak season in San José. Expect better value on accommodation, shorter queues at attractions, and fewer tourists at popular spots. This is an excellent time to experience the city like a local and enjoy a more authentic atmosphere.

Weather Data: Based on 2020–2025 historical climate data from Open-Meteo

Solar calculations: SunCalc (timezone: America/Costa_Rica)

Last Updated: February 2026

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