San Miguel
El Salvador
Long-term weather forecast
Long-term weather forecast

December weather forecast and climate
San Miguel, El Salvador

  • Average high temperature in December: 31°C

Warmest months (with the highest average high temperature) are March and April (34°C).
Months with the lowest average high temperature are September and October (30°C).

  • Average low temperature in December: 17°C

Months with the highest average low temperature are April, May, June and July (20°C).
The coldest month (with the lowest average low temperature) is January (16°C).

  • Average rainfall in December: 5mm

The wettest month (with the highest rainfall) is September (365mm).
The driest month (with the lowest rainfall) is January (2mm).

  • Average rainfall days in December: 5 days

The month with the highest number of rainy days is September (28 days).
Months with the lowest number of rainy days are January, February and March (3 days).

  • Average daylight in December: 11h

Months with the longest days are May, June, July and August (Average daylight: 13h).
Months with shortest days are January and December (Average daylight: 11h).

  • Average sunshine in December: 8h

Months with most sunshine are January, February, March and April (Average sunshine: 9h).
Months with least sunshine are September and October (Average sunshine: 6).

  • Average UV index in December: 9

Months with the highest UV index are February, March, April, May, June, July, August and September (UV index 12).
The month with the lowest UV index is December (UV index 9).