Weather in El Salvador for September 2025
In general, the average temperature in El Salvador at the beginning of September is 32.3 °C. As the month progressed, temperatures tended to moderately fall, reaching an average of 30.4 °C by the end of September.
Expect significant rainfall in El Salvador during September, with an average of 20 rainy days.
Is September a good time to visit El Salvador? check out the best time to travel to El Salvador page.
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El Salvador in September average weather
Mon. | Tue. | Wed. | Thu. | Fri. | Sat. | Sun. |
---|---|---|---|---|---|---|
1 31° | 2 32° | 3 32° | 4 34° | 5 34° | 6 29° | 7 34° |
8 35° | 9 32° | 10 29° | 11 33° | 12 33° | 13 33° | 14 34° |
15 33° | 16 31° | 17 30° | 18 29° | 19 32° | 20 31° | 21 28° |
22 29° | 23 27° | 24 28° | 25 30° | 26 30° | 27 32° | 28 32° |
29 30° | 30 31° |
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Temperatures trend during September in El Salvador
September weather day by day
Date | Weather | Temperatures | Rain | UV | More |
---|---|---|---|---|---|
1 Sept. | Patchy light rain with thunder | 31° /20° | 11 mm | 7 | |
2 Sept. | Patchy rain possible | 32° /20° | 1.1 mm | 7 | |
3 Sept. | Patchy light rain with thunder | 32° /20° | 2.6 mm | 7 | |
4 Sept. | Thundery outbreaks possible | 34° /22° | 1.9 mm | 7 | |
5 Sept. | Patchy rain possible | 34° /20° | 0.8 mm | 7 | |
6 Sept. | Light rain shower | 29° /20° | 4.1 mm | 6 | |
7 Sept. | Patchy rain possible | 34° /20° | 0.7 mm | 7 | |
8 Sept. | Patchy rain possible | 35° /20° | 4.2 mm | 8 | |
9 Sept. | Patchy light rain with thunder | 32° /20° | 30.6 mm | 7 | |
10 Sept. | Patchy light rain with thunder | 29° /20° | 10.3 mm | 6 | |
11 Sept. | Patchy rain possible | 33° /20° | 3.7 mm | 7 | |
12 Sept. | Patchy rain possible | 33° /20° | 1.9 mm | 7 | |
13 Sept. | Patchy rain possible | 33° /21° | 4.2 mm | 7 | |
14 Sept. | Patchy rain possible | 34° /20° | 1.8 mm | 7 | |
15 Sept. | Patchy rain possible | 33° /21° | 0.8 mm | 7 | |
16 Sept. | Patchy rain possible | 31° /21° | 0.1 mm | 7 | |
17 Sept. | Thundery outbreaks possible | 30° /24° | 0 mm | 7 | |
18 Sept. | Fog | 29° /23° | 0 mm | 6 | |
19 Sept. | Overcast | 32° /26° | 0 mm | 7 | |
20 Sept. | Fog | 31° /25° | 0 mm | 7 | |
21 Sept. | Heavy rain at times | 28° /26° | 4.7 mm | 6 | |
22 Sept. | Thundery outbreaks possible | 29° /24° | 0 mm | 6 | |
23 Sept. | Moderate or heavy rain shower | 27° /24° | 19.4 mm | 6 | |
24 Sept. | Moderate or heavy rain shower | 28° /25° | 22.6 mm | 6 | |
25 Sept. | Cloudy | 30° /25° | 0 mm | 7 | |
26 Sept. | Mist | 30° /25° | 0 mm | 6 | |
27 Sept. | Partly cloudy | 32° /26° | 0 mm | 8 | |
28 Sept. | Moderate or heavy rain shower | 32° /26° | 125.9 mm | 7 | |
29 Sept. | Light rain shower | 30° /23° | 3.6 mm | 7 | |
30 Sept. | Mist | 31° /26° | 0 mm | 7 | |
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El Salvador in September - FAQ
What to pack to El Salvador in September?
As you prepare for your trip to El Salvador in September, 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 El Salvador, during September, 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
September rainfall patterns in El Salvador
UV exposure in El Salvador during September
Quick links
Get accurate weather forecasts for El Salvador, located at latitude 20.219 and longitude -75.427. Stay updated with localized weather information tailored for El Salvador.