Contents
- Weather in September
- Frequently asked questions
- Average temperature in September
- Average pressure in September
- Average wind speed in September
- Average humidity in September
- Average rainfall in September
- Average rainfall days in September
- Average daylight in September
- Average sunshine in September
- Average sunshine days in September
- Average UV index in September
- Average cloud cover in September
- Average visibility in September
Weather in September
Temperature
San Juan Sacatepéquez indicates an average high-temperature of a still warm 23.4°C (74.1°F) in September, showing minor variation from August's 24.2°C (75.6°F). San Juan Sacatepéquez's nighttime temperature during September is consistently averaged at a refreshing 15°C (59°F).Humidity
With an average relative humidity of 90%, September is the most humid month.Rainfall
In San Juan Sacatepéquez, in September, it is raining for 28.7 days, with typically 269mm (10.59") of accumulated precipitation. Throughout the year, in San Juan Sacatepéquez, there are 231.3 rainfall days, and 1656mm (65.2") of precipitation is accumulated.Daylight
In September, the average length of the day is 12h and 13min.On the first day of September in San Juan Sacatepéquez, sunrise is at 05:50 and sunset at 18:14. On the last day of the month, sunrise is at 05:52 and sunset at 17:52 CST.
Sunshine
The average sunshine in September is 7.7h.UV index
In San Juan Sacatepéquez, the average daily maximum UV index in September is 5. A UV Index of 3 to 5 symbolizes a moderate health risk from exposure to the Sun's UV radiation for ordinary individuals.Note: In September, a daily UV index of 5 turns into the following recommendations:
Stay alert. Light-skinned people could suffer burns in less than 30 minutes. Minimize direct exposure to the Sun during midday when its radiation is at its peak. For effective sun eye protection, rely on sunglasses certified for UVA and UVB resistance.
Frequently asked questions
What is the average September temperature in San Juan Sacatepéquez?
What is the most humid month in San Juan Sacatepéquez?
What is the average humidity in September in San Juan Sacatepéquez?
How much does it rain in San Juan Sacatepéquez in September?
How many hours of daylight does San Juan Sacatepéquez have in September?
When is the sunrise / sunset in September in San Juan Sacatepéquez?
How long on average sun shines in September in San Juan Sacatepéquez?
What is the UV index reading in September in San Juan Sacatepéquez?
Average temperature in September
San Juan Sacatepéquez, Guatemala
- Average high temperature in September: 23.4°C
The warmest month (with the highest average high temperature) is April (27.3°C).
The month with the lowest average high temperature is October (22.5°C).
- Average low temperature in September: 15°C
The month with the highest average low temperature is May (16.5°C).
The coldest month (with the lowest average low temperature) is January (11.8°C).
Average pressure in September
San Juan Sacatepéquez, Guatemala
- Average pressure in September: 1012.6mbar
The month with the highest atmospheric pressure is January (1015.5mbar).
The month with the lowest atmospheric pressure is May (1012.5mbar).
Average wind speed in September
San Juan Sacatepéquez, Guatemala
- Average wind speed in September: 5.9km/h
The windiest month (with the highest average wind speed) is January (12.8km/h).
The calmest month (with the lowest average wind speed) is September (5.9km/h).
Average humidity in September
San Juan Sacatepéquez, Guatemala
- Average humidity in September: 90%
The month with the highest relative humidity is September (90%).
The month with the lowest relative humidity is March (69%).
Average rainfall in September
San Juan Sacatepéquez, Guatemala
- Average rainfall in September: 269mm
The wettest month (with the highest rainfall) is May (285mm).
The driest month (with the least rainfall) is January (7mm).
Average rainfall days in September
San Juan Sacatepéquez, Guatemala
- Average rainfall days in September: 28.7 days
The month with the highest number of rainy days is September (28.7 days).
The month with the least rainy days is January (6.7 days).
Average daylight in September /
Average sunshine in September
San Juan Sacatepéquez, Guatemala
- Average daylight in September: 12h and 1min
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 4min
The month with the most sunshine is April (Average sunshine: 11h and 18min).
The month with the least sunshine is October (Average sunshine: 7h and 24min).
Average sunshine days in September
San Juan Sacatepéquez, Guatemala
- Average sunshine days in September: 0.9 days
The month with the most sunshine days is January (20.8 days).
The month with the least sunshine days is September (0.9 days).
Average UV index in September
San Juan Sacatepéquez, 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 August and October (UV index 4).
Average cloud cover in September
San Juan Sacatepéquez, Guatemala
- Average cloud cover in September: 59
The months with the most cloud cover are June and September (Cloud cover 59).
The months with the least cloud cover are January, February and March (Cloud cover 26).
Average visibility in September
San Juan Sacatepéquez, Guatemala
- Average visibility in September: 6km
The month with the highest visibility is March (10km).
The month with the lowest visibility is September (6km).
San Juan Sacatepéquez, Guatemala
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