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
The coldest period tends to be September, when average temperatures fluctuate between a high of 16.7°C (62.1°F) and a low of 9.8°C (49.6°F).Humidity
September is the most humid month in San Rafael Petzal, with an average relative humidity of 93%.Rainfall
In San Rafael Petzal, in September, during 29.9 rainfall days, 471mm (18.54") of precipitation is typically accumulated. In San Rafael Petzal, during the entire year, the rain falls for 295.3 days and collects up to 2656mm (104.57") of precipitation.Daylight
In San Rafael Petzal, the average length of the day in September is 12h and 13min.On the first day of September in San Rafael Petzal, sunrise is at 05:54 and sunset at 18:18. On the last day of the month, sunrise is at 05:56 and sunset at 17:56 CST.
Sunshine
The months with the least sunshine in San Rafael Petzal, Guatemala, are June and September, with an average of 5.4h of sunshine.UV index
January, June, August, September and November, with an average maximum UV index of 3, are months with the lowest UV index in San Rafael Petzal. A UV Index value of 3 to 5 symbolizes a medium health hazard from unprotected exposure to Sun's UV rays for average individuals.Note: In September, a daily maximum UV index of 3 leads to the following instructions:
Heed the precautions - Protecting the skin and eyes from damage is compulsory. Around midday, solar radiation is most harmful; hence, exposure should be limited. For minimizing sun-related eye damage, always choose sunglasses with UVA and UVB coverage.
Frequently asked questions
What is the coldest time of year in San Rafael Petzal?
What are September temperatures in San Rafael Petzal?
What is the most humid month in San Rafael Petzal?
What is the average humidity in September in San Rafael Petzal?
How many days does it rain in September in San Rafael Petzal?
How many hours of daylight does San Rafael Petzal have in September?
What time are sunrise and sunset in September in San Rafael Petzal?
What are the months with the least sunshine in San Rafael Petzal?
How many hours of sunshine does San Rafael Petzal have in September?
What are the months with the lowest UV index in San Rafael Petzal?
What is the UV index intensity in September in San Rafael Petzal?
Average temperature in September
San Rafael Petzal, Guatemala
- Average high temperature in September: 16.7°C
The warmest month (with the highest average high temperature) is April (21°C).
The month with the lowest average high temperature is September (16.7°C).
- Average low temperature in September: 9.8°C
The month with the highest average low temperature is June (10.4°C).
The coldest month (with the lowest average low temperature) is January (6°C).
Average pressure in September
San Rafael Petzal, Guatemala
- Average pressure in September: 1013.1mbar
The month with the highest atmospheric pressure is January (1016.3mbar).
The month with the lowest atmospheric pressure is May (1013mbar).
Average wind speed in September
San Rafael Petzal, Guatemala
- Average wind speed in September: 4.6km/h
The windiest month (with the highest average wind speed) is July (6.5km/h).
The calmest month (with the lowest average wind speed) is May (4.4km/h).
Average humidity in September
San Rafael Petzal, Guatemala
- Average humidity in September: 93%
The month with the highest relative humidity is September (93%).
The months with the lowest relative humidity are March and April (77%).
Average rainfall in September
San Rafael Petzal, Guatemala
- Average rainfall in September: 471mm
The wettest month (with the highest rainfall) is June (521mm).
The driest month (with the least rainfall) is February (24mm).
Average rainfall days in September
San Rafael Petzal, Guatemala
- Average rainfall days in September: 29.9 days
The month with the highest number of rainy days is August (30 days).
The month with the least rainy days is February (16 days).
Average daylight in September /
Average sunshine in September
San Rafael Petzal, 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 12min).
- Average sunshine in September: 5h and 2min
The month with the most sunshine is April (Average sunshine: 9h and 48min).
The months with the least sunshine are June and September (Average sunshine: 5h and 24min).
Average sunshine days in September
San Rafael Petzal, Guatemala
- Average sunshine days in September: 0.1 days
The month with the most sunshine days is December (9.5 days).
The month with the least sunshine days is September (0.1 days).
Average UV index in September
San Rafael Petzal, Guatemala
- Average UV index in September: 3
The months with the highest UV index are February, March, April, May, July, October and December (UV index 4).
The months with the lowest UV index are January, June, August, September and November (UV index 3).
Average cloud cover in September
San Rafael Petzal, Guatemala
- Average cloud cover in September: 75
The months with the most cloud cover are June and September (Cloud cover 75).
The month with the least cloud cover is March (Cloud cover 41).
Average visibility in September
San Rafael Petzal, Guatemala
- Average visibility in September: 5km
The month with the highest visibility is April (8km).
The months with the lowest visibility are September and October (5km).
San Rafael Petzal, Guatemala
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