Guanacaste
May
Weather in Guanacaste for May 2025
Your guide to Guanacaste weather in May - trends and predictions
The forecast for the first days of May 2025 in Guanacaste predicts temperatures to be around 33 °C, close to the historical average.
In general, the average temperature in Guanacaste at the beginning of May is 33.3 °C. As the month progressed, temperatures tended to moderately fall, reaching an average of 31.9 °C by the end of May.
Guanacaste experiences heavy rainfall in May, with over 20 rainy days and an average total precipitation 301.2 mm.
Temperatures
Rain 🌧️
2
Dry days
29
Rainy days
0
Snow days
33°/25°
Temperatures
13 km/h
Avg max wind
73 %
Avg humidity
Guanacaste Weather May
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| Mon. | Tue. | Wed. | Thu. | Fri. | Sat. | Sun. |
|---|---|---|---|---|---|---|
| 1  36° | 2 35° | 3 33° | 4 33° | |||
| 5 33° | 6  32° | 7 31° | 8 31° | 9 31° | 10  32° | 11  34° |
| 12  34° | 13 32° | 14 32° | 15 31° | 16 29° | 17 31° | 18 33° |
| 19 32° | 20 34° | 21 33° | 22 33° | 23 32° | 24 30° | 25 33° |
| 26 32° | 27 34° | 28 33° | 29 32° | 30 29° | 31 30° |
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Temperatures trend during May in Guanacaste
See the weather trend as well as the moving average line
May weather day by day
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| Date | Weather | Temperatures | Rain | UV | More |
|---|---|---|---|---|---|
| 1 May | Patchy rain possible | 36° /24° | 1.5 mm | 2.8 | |
| 2 May | Patchy rain possible | 35° /24° | 1 mm | 0 | |
| 3 May | Patchy rain possible | 33° /25° | 0.1 mm | 6 | |
| 4 May | Patchy rain possible | 33° /26° | 0.4 mm | 6 | |
| 5 May | Patchy rain possible | 33° /26° | 3.4 mm | 6 | |
| 6 May | Moderate rain | 32° /25° | 5.3 mm | 6 | |
| 7 May | Patchy rain possible | 31° /25° | 4.6 mm | 6 | |
| 8 May | Patchy rain possible | 31° /25° | 1 mm | 6 | |
| 9 May | Patchy rain possible | 31° /25° | 1.3 mm | 6 | |
| 10 May | Partly cloudy | 32° /25° | 0.1 mm | 7 | |
| 11 May | Sunny | 34° /25° | 0 mm | 7 | |
| 12 May | Moderate or heavy rain shower | 34° /25° | 7.2 mm | 7 | |
| 13 May | Moderate or heavy rain shower | 32° /25° | 13.3 mm | 7 | |
| 14 May | Moderate or heavy rain shower | 32° /25° | 4.6 mm | 7 | |
| 15 May | Moderate or heavy rain shower | 31° /24° | 19.5 mm | 7 | |
| 16 May | Moderate or heavy rain shower | 29° /24° | 17.4 mm | 6 | |
| 17 May | Moderate or heavy rain shower | 31° /24° | 29.7 mm | 7 | |
| 18 May | Patchy rain possible | 33° /24° | 2.1 mm | 7 | |
| 19 May | Moderate or heavy rain shower | 32° /25° | 3.7 mm | 7 | |
| 20 May | Patchy rain possible | 34° /25° | 2.3 mm | 7 | |
| 21 May | Moderate or heavy rain shower | 33° /25° | 3.2 mm | 7 | |
| 22 May | Moderate rain at times | 33° /24° | 2.1 mm | 7 | |
| 23 May | Moderate or heavy rain shower | 32° /24° | 7.2 mm | 7 | |
| 24 May | Moderate rain at times | 30° /25° | 1.9 mm | 7 | |
| 25 May | Moderate or heavy rain shower | 33° /25° | 6.8 mm | 7 | |
| 26 May | Moderate or heavy rain shower | 32° /25° | 5 mm | 7 | |
| 27 May | Moderate rain at times | 34° /25° | 1.4 mm | 7 | |
| 28 May | Moderate or heavy rain shower | 33° /25° | 8.2 mm | 7 | |
| 29 May | Moderate or heavy rain shower | 32° /24° | 30.2 mm | 7 | |
| 30 May | Moderate or heavy rain shower | 29° /23° | 71.1 mm | 6 | |
| 31 May | Light rain shower | 30° /24° | 9.5 mm | 7 | |
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Important Notice
Our weather forecast for Guanacaste 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 Guanacaste forecast closer to your planned date for the most up-to-date weather information.
Guanacaste in May - FAQ
What are the expected maximum and minimum temperatures in Guanacaste during May?
During May, expect a variety of temperatures with highs around 33° and lows near 25°, suitable for diverse activities and preferences.
How much rainfall should be expected in Guanacaste during May?
Significant rainfall exceeding 301.2 mm is expected in Guanacaste during May, occurring over more than 29 days. Preparing for wet conditions is recommended in your planning.
What are the typical wind conditions in Guanacaste during May?
The average wind speed in Guanacaste during May is 13 km/h, suggesting breezy to windy conditions, depending on your activities.
May rainfall patterns in Guanacaste
Explore the daily rainfall trends and prepare for Guanacastes May weather 💧
UV exposure in Guanacaste during May
Stay informed about UV levels for safe outdoor activities throughout the month of May ☀️
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