Metapán Precipitation: Average Monthly Rainfall and Snowfall

This graph shows the average amount of rainfall per month in Metapán (). The numbers are calculated over a 30-year period to provide a reliable average.

• A lot of rain (rainy season) falls in the months: May, June, July, August, September and October.
• Metapán has dry periods in January, February, March and December.
• On average, September is the wettest month with 240 mm of precipitation.
• On average, February is the driest month with 5 mm of precipitation.
• The average amount of annual precipitation is 1152 mm.