San Martín, El Salvador Climate by Month
San Martín, Cuscatlan, El Salvador
Warm all year, with a rainy season from June to October.
Warm all year, with a rainy season from June to October: that's San Martín's climate in short. Afternoon highs range from 82°F (28°C) in October to 90°F (32°C) in March, and January nights average 61°F (16°C). Of the 79 in (2001 mm) of rain in a typical year, 82% falls from June to October. December to March are almost completely dry.
- Warmest month
- 90°F(32°C)
- Average high, March
- Coldest nights
- 61°F(16°C)
- Average low, January
- Rain per year
- 79 in(2001 mm)
- Wettest: June
- Humidity
- 77%
- Sunniest: March
Best and worst months in San Martín
Best for weatherDecember and January are the best time for weather in San Martín: highs near 84°F (29°C) and almost no rain.
Least pleasantJune and September are the least pleasant; September is the wettest, with 14 in (348 mm) of rain.
Comfort combines how close the afternoon high is to 75°F (24°C) with how much rain falls and how humid it is. See where the weather is best in December.
Temperature and rain through the year
Highs and lows (°F)
Average highAverage low
Rain (in per month)
San Martín weather by month
| Month | High | Low | Rain | Humidity | Sun |
|---|---|---|---|---|---|
| JanJanuaryBest | 85°F(30°C) | 61°F(16°C) | 0.2 in(4 mm) | 65% | 5.3 |
| FebFebruary | 88°F(31°C) | 62°F(16°C) | 0.1 in(2 mm) | 62% | 5.9 |
| MarMarch | 90°F(32°C) | 64°F(18°C) | 0.4 in(9 mm) | 61% | 6.4 |
| AprApril | 89°F(32°C) | 65°F(19°C) | 2.0 in(50 mm) | 69% | 6.3 |
| MayMay | 86°F(30°C) | 67°F(19°C) | 9.8 in(249 mm) | 78% | 5.9 |
| JunJune | 83°F(28°C) | 66°F(19°C) | 14 in(349 mm) | 86% | 5.5 |
| JulJuly | 85°F(29°C) | 65°F(19°C) | 13 in(319 mm) | 81% | 6.0 |
| AugAugust | 84°F(29°C) | 65°F(18°C) | 13 in(321 mm) | 86% | 5.8 |
| SepSeptember | 83°F(28°C) | 65°F(18°C) | 14 in(348 mm) | 92% | 5.3 |
| OctOctober | 82°F(28°C) | 65°F(18°C) | 12 in(297 mm) | 90% | 4.8 |
| NovNovember | 82°F(28°C) | 63°F(17°C) | 1.9 in(47 mm) | 77% | 5.0 |
| DecDecemberBest | 83°F(29°C) | 61°F(16°C) | 0.2 in(6 mm) | 71% | 5.0 |
1991–2020 averages. Sun is solar radiation in kWh/m² per day. Highlighted: the most comfortable months.
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