May
Weather in San Salvador for May 2025
Your guide to San Salvador weather in May - trends and predictions
In general, the average temperature in San Salvador at the beginning of May is 30.9 °C. As the month progressed, temperatures tended to moderately rise, reaching an average of 31.6 °C by the end of May.
San Salvador experiences heavy rainfall in May, with over 20 rainy days and an average total precipitation 138.2 mm.
Is May a good time to visit San Salvador? check out the best time to travel to San Salvador page.
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Temperatures
Rain 🌧️
More
3
Dry days
28
Rainy days
0
Snow days
31°/22°
Temperatures
12 km/h
Avg max wind
77 %
Avg humidity
San Salvador in May average weather
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| Mon. | Tue. | Wed. | Thu. | Fri. | Sat. | Sun. |
|---|---|---|---|---|---|---|
| 1  31° | 2 29° | 3  32° | 4  32° | |||
| 5 31° | 6 30° | 7 31° | 8 30° | 9 30° | 10 30° | 11 32° |
| 12  31° | 13 30° | 14 30° | 15 31° | 16 29° | 17 28° | 18 28° |
| 19 32° | 20  30° | 21 31° | 22 31° | 23 31° | 24 30° | 25 31° |
| 26 32° | 27 31° | 28 33° | 29 32° | 30 32° | 31 30° |
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Temperatures trend during May in San Salvador
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 | 31° /21° | 0.8 mm | 7 | |
| 2 May | Light rain shower | 29° /22° | 5.8 mm | 6 | |
| 3 May | Patchy light rain with thunder | 32° /22° | 1.4 mm | 7 | |
| 4 May | Thundery outbreaks possible | 32° /22° | 4.1 mm | 7 | |
| 5 May | Light rain shower | 31° /22° | 2.2 mm | 7 | |
| 6 May | Patchy rain possible | 30° /22° | 1.2 mm | 7 | |
| 7 May | Light rain shower | 31° /22° | 4.8 mm | 7 | |
| 8 May | Patchy light rain with thunder | 30° /22° | 7.1 mm | 7 | |
| 9 May | Thundery outbreaks possible | 30° /22° | 1 mm | 7 | |
| 10 May | Patchy light rain with thunder | 30° /22° | 1.3 mm | 7 | |
| 11 May | Patchy rain possible | 32° /22° | 2.8 mm | 7 | |
| 12 May | Partly cloudy | 31° /22° | 0 mm | 8 | |
| 13 May | Patchy rain possible | 30° /22° | 1.9 mm | 7 | |
| 14 May | Partly cloudy | 30° /22° | 0.4 mm | 8 | |
| 15 May | Patchy rain possible | 31° /22° | 1.4 mm | 7 | |
| 16 May | Patchy rain possible | 29° /21° | 1.6 mm | 6 | |
| 17 May | Light rain shower | 28° /22° | 5.8 mm | 6 | |
| 18 May | Light rain shower | 28° /21° | 5.8 mm | 6 | |
| 19 May | Patchy rain possible | 32° /22° | 5.6 mm | 7 | |
| 20 May | Moderate or heavy rain shower | 30° /21° | 13.3 mm | 7 | |
| 21 May | Patchy rain possible | 31° /21° | 1.5 mm | 7 | |
| 22 May | Moderate or heavy rain shower | 31° /21° | 16.4 mm | 7 | |
| 23 May | Patchy rain possible | 31° /22° | 12.4 mm | 7 | |
| 24 May | Thundery outbreaks possible | 30° /21° | 4.4 mm | 7 | |
| 25 May | Patchy rain possible | 31° /21° | 1.4 mm | 7 | |
| 26 May | Patchy rain possible | 32° /21° | 2.2 mm | 7 | |
| 27 May | Patchy light rain with thunder | 31° /21° | 1.4 mm | 7 | |
| 28 May | Patchy light rain with thunder | 33° /21° | 4.8 mm | 7 | |
| 29 May | Patchy light rain with thunder | 32° /20° | 6.3 mm | 7 | |
| 30 May | Patchy rain possible | 32° /21° | 11.1 mm | 7 | |
| 31 May | Light rain shower | 30° /21° | 8 mm | 7 | |
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Important Notice
Our weather forecast for San Salvador 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 Salvador forecast closer to your planned date for the most up-to-date weather information.
San Salvador in May - FAQ
What are the expected maximum and minimum temperatures in San Salvador during May?
During May, expect a variety of temperatures with highs around 31° and lows near 22°, suitable for diverse activities and preferences.
How much rainfall should be expected in San Salvador during May?
Significant rainfall exceeding 138.2 mm is expected in San Salvador during May, occurring over more than 28 days. Preparing for wet conditions is recommended in your planning.
What are the typical wind conditions in San Salvador during May?
The average wind speed in San Salvador during May is 12 km/h, suggesting breezy to windy conditions, depending on your activities.
What to pack to San Salvador in May?
As you prepare for your trip to San Salvador in May, it's important to consider the typical weather patterns for the time of year. Below is a carefully tailored packing list to ensure that your time in San Salvador, during May, is comfortable and enjoyable, regardless of the weather conditions.
- Clothing
- Lightweight Clothing: T-shirts, blouses, shorts, skirts
- Rain Gear: Lightweight, waterproof clothing
- Footwear
- Waterproof Shoes
- Sandals/Flip-flops: Comfortable for warm climates
- Accessories
- Sunglasses: For sun protection
- Sun Hats: Wide-brimmed hats for sun protection in warm weather
- Umbrellas/Raincoats: For rainy days
- Personal Items
- Sunscreen: High SPF for sunny destinations
- Lip Balm with SPF: To protect against chapped lips
- Insect Repellent: For destinations with mosquitos or other insects
May rainfall patterns in San Salvador
Explore the daily rainfall trends and prepare for San Salvadors May weather 💧
UV exposure in San Salvador during May
Stay informed about UV levels for safe outdoor activities throughout the month of May ☀️
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