The highest day temperature in September 2025 was 94°F. The lowest night temperature was 65°F. The average values for day and night temperatures during September were 86.8°F и 67.1°F respectivly.

Most of the days in September are cloudy but you can also expect sunny or gloomy days.

Precipitation total in September for Somoto is 9.0 in. It makes september one of the most rainy months of the year.

The average wind speed in September is 3.9 mph. It makes September one of the most windless months of the year for Somoto.

We are using day length and cloud cover information for each day of the month to calculate averages for this chart. Average sunny hours for Somoto in September is 5.3 hours.