San Carlos (La Fortuna)
May
Weather in San Carlos for May 2026
Your guide to San Carlos weather in May - trends and predictions
In general, the average temperature in San Carlos at the beginning of May is 34.1 °C. As the month progressed, temperatures tended to significantly cool down, reaching an average of 28.9 °C by the end of May.
San Carlos experiences heavy rainfall in May, with over 20 rainy days and an average total precipitation 587.9 mm.
Temperatures
Rain 🌧️
8
Dry days
23
Rainy days
0
Snow days
32°/20°
Temperatures
8 km/h
Avg max wind
84 %
Avg humidity
San Carlos Weather May
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Temperatures trend during May in San Carlos
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May weather in San Carlos day by day
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| Date | Weather | Temperatures | Rain | UV | More |
|---|---|---|---|---|---|
| 1 May |  Patchy rain possible | 35° /20° | 0.5 mm | 8 | |
| 2 May |  Mist | 33° /19° | 0.2 mm | 8 | |
| 3 May | Patchy rain possible | 35° /20° | 0.2 mm | 8 | |
| 4 May | Patchy rain possible | 35° /21° | 2.3 mm | 8 | |
| 5 May |  Overcast | 33° /20° | 0.2 mm | 7 | |
| 6 May |  Partly cloudy | 34° /20° | 0.5 mm | 8 | |
| 7 May | Partly cloudy | 34° /20° | 3 mm | 8 | |
| 8 May |  Patchy light drizzle | 31° /20° | 5.5 mm | 7 | |
| 9 May | Light rain shower | 31° /20° | 2.1 mm | 7 | |
| 10 May | Light rain shower | 30° /21° | 5.9 mm | 7 | |
| 11 May | Light rain shower | 31° /21° | 9 mm | 7 | |
| 12 May | Light rain shower | 29° /21° | 18.7 mm | 7 | |
| 13 May | Light rain shower | 29° /21° | 15.8 mm | 6 | |
| 14 May | Light rain shower | 28° /20° | 7.7 mm | 6 | |
| 15 May | Light rain shower | 29° /21° | 2.5 mm | 7 | |
| 16 May |  Patchy light rain with thunder | 30° /20° | 5.3 mm | 7 | |
| 17 May |  Moderate or heavy rain shower | 29° /21° | 17.4 mm | 6 | |
| 18 May | Light drizzle | 30° /20° | 1.9 mm | 7 | |
| 19 May | Patchy light rain with thunder | 29° /21° | 12.1 mm | 7 | |
| 20 May | Light rain shower | 29° /21° | 10.8 mm | 6 | |
| 21 May | Light rain shower | 30° /20° | 5.3 mm | 7 | |
| 22 May | Patchy rain possible | 31° /20° | 10.8 mm | 7 | |
| 23 May | Patchy rain possible | 31° /21° | 9 mm | 7 | |
| 24 May | Patchy rain possible | 31° /20° | 4.6 mm | 7 | |
| 25 May | Patchy rain possible | 31° /21° | 62.9 mm | 7 | |
| 26 May | Patchy rain possible | 30° /21° | 10.1 mm | 7 | |
| 27 May | Light rain shower | 31° /20° | 9.8 mm | 7 | |
| 28 May | Light rain shower | 29° /21° | 14.2 mm | 7 | |
| 29 May | Moderate or heavy rain shower | 27° /21° | 22.7 mm | 6 | |
| 30 May | Light rain shower | 26° /20° | 22.8 mm | 6 | |
| 31 May | Light rain shower | 28° /20° | 19.8 mm | 6 | |
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Important Notice
Our weather forecast for San Carlos in May 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 Carlos forecast closer to your planned date for the most up-to-date weather information.
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San Carlos in May - FAQ
What are the expected maximum and minimum temperatures in San Carlos during May?
Expect warm days with temperatures around 32°, cooling to mild conditions of 20° after sunset. Perfect for those who enjoy warm weather.
How much rainfall should be expected in San Carlos during May?
Significant rainfall exceeding 587.9 mm is expected in San Carlos during May, occurring over more than 23 days. Preparing for wet conditions is recommended in your planning.
What are the typical wind conditions in San Carlos during May?
The average wind speed in San Carlos during May is 8 km/h, suggesting breezy to windy conditions, depending on your activities.
May rainfall patterns in San Carlos
Explore the daily rainfall trends and prepare for San Carloss May weather 💧
UV exposure in San Carlos during May
Stay informed about UV levels for safe outdoor activities throughout the month of May ☀️
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