September weather forecastSalama, Guatemala
September
Weather in September
September, the first month of the autumn in Salama, is also a moderately hot month, with temperature in the range of an average high of 25.3°C (77.5°F) and an average low of 16.9°C (62.4°F).Temperature
With September's arrival, Salama's weather records an average high-temperature of a still warm 25.3°C (77.5°F), marking little difference from August's 25.8°C (78.4°F). The nighttime temperature in Salama dips to a refreshing 16.9°C (62.4°F) on average during September.Humidity
In Salama, the average relative humidity in September is 90%.Rainfall
In Salama, Guatemala, during September, the rain falls for 29.4 days and regularly aggregates up to 345mm (13.58") of precipitation. In Salama, during the entire year, the rain falls for 297.8 days and collects up to 2530mm (99.61") of precipitation.Daylight
In Salama, the average length of the day in September is 12h and 13min.On the first day of the month, sunrise is at 05:48 and sunset at 18:13. On the last day of September, sunrise is at 05:50 and sunset at 17:51 CST.
Sunshine
In Salama, the average sunshine in September is 7.3h.UV index
The average daily maximum UV index in September in Salama is 5. A UV Index of 3 to 5 symbolizes a moderate threat to health from exposure to the Sun's UV rays for average individuals.Note: A maximum UV index of 5 in September translates into the following recommendations:
Exercise prudence. Persons with fair skin could be burned in under 30 minutes. Avoid the Sun's strongest UV rays by seeking shade and limiting exposure during midday. Sunglasses providing both UVA and UVB protection are non-negotiable on sunlit days.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in September
Salama, Guatemala
- Average high temperature in September: 25.3°C
The warmest month (with the highest average high temperature) is April (27.8°C).
The month with the lowest average high temperature is January (21.2°C).
- Average low temperature in September: 16.9°C
The month with the highest average low temperature is June (17.6°C).
The coldest month (with the lowest average low temperature) is January (12.5°C).
Average pressure in September
Salama, Guatemala
- Average pressure in September: 1013mbar
The month with the highest atmospheric pressure is January (1017.3mbar).
The months with the lowest atmospheric pressure are May and September (1013mbar).
Average wind speed in September
Salama, Guatemala
- Average wind speed in September: 4.1km/h
The windiest months (with the highest average wind speed) are March and April (5.5km/h).
The calmest month (with the lowest average wind speed) is September (4.1km/h).
Average humidity in September
Salama, Guatemala
- Average humidity in September: 90%
The month with the highest relative humidity is November (91%).
The month with the lowest relative humidity is April (76%).
Average rainfall in September
Salama, Guatemala
- Average rainfall in September: 345mm
The wettest month (with the highest rainfall) is June (377mm).
The driest month (with the least rainfall) is February (71mm).
Average rainfall days in September
Salama, Guatemala
- Average rainfall days in September: 29.4 days
The month with the highest number of rainy days is September (29.4 days).
The month with the least rainy days is March (19.4 days).
Average daylight in September /
Average sunshine in September
Salama, Guatemala
- Average daylight in September: 12h and 12min
The month with the longest days is June (Average daylight: 13h and 0min).
The month with the shortest days is December (Average daylight: 11h and 18min).
- Average sunshine in September: 7h and 18min
The month with the most sunshine is April (Average sunshine: 10h and 12min).
The months with the least sunshine are January and November (Average sunshine: 4h and 42min).
Average sunshine days in September
Salama, Guatemala
- Average sunshine days in September: 0.6 days
The month with the most sunshine days is March (8.8 days).
The month with the least sunshine days is September (0.6 days).
Average UV index in September
Salama, Guatemala
- Average UV index in September: 5
The months with the highest UV index are March and April (UV index 6).
The months with the lowest UV index are January, November and December (UV index 4).
Average cloud cover in September
Salama, Guatemala
- Average cloud cover in September: 62
The month with the most cloud cover is November (Cloud cover 72).
The month with the least cloud cover is April (Cloud cover 37).
Average visibility in September
Salama, Guatemala
- Average visibility in September: 6km
The month with the highest visibility is April (8km).
The months with the lowest visibility are January and November (5km).





