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 snowfall in September
- Average snowfall 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
September
Weather in September
Temperature
September's onset records an average high-temperature of a still refreshing 18.3°C (64.9°F), a near match to August's 19.7°C (67.5°F). Nighttime temperatures in September average to a cool 10.7°C (51.3°F).Humidity
The most humid month is September, with an average relative humidity of 89%.Rainfall
In Huapalcalco, in September, during 25.2 rainfall days, 130mm (5.12") of precipitation is typically accumulated. Throughout the year, there are 243.4 rainfall days, and 1008mm (39.69") of precipitation is accumulated.Snowfall
February, April through October and December are months without snowfall.Daylight
The average length of the day in September is 12h and 15min.On the first day of the month, sunrise is at 6:17 am and sunset at 6:48 pm. On the last day of September, sunrise is at 6:24 am and sunset at 6:22 pm CST.
Sunshine
With an average of 6.1h of sunshine, September has the least sunshine of the year in Huapalcalco, Mexico.UV index
January, February, June through December, with an average maximum UV index of 4, are months with the lowest UV index. A UV Index estimate of 3 to 5 represents a medium health hazard from unsafe exposure to UV radiation for average individuals.Note: An average maximum UV index of 4 in September leads to these recommendations:
Heed the precautions - Suggestions to avoid sunburn are made. The Sun's harshest UV rays are around midday; it's wise to seek shade and limit time outdoors. Always opt for UVA and UVB-resistant sunglasses on radiant days.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What are the temperatures in Huapalcalco in September?
What is the most humid month?
What is the average humidity in September?
How much does it rain in September?
When it does not snow?
How many hours of daylight does Huapalcalco have in September?
What time are sunrise and sunset in September in Huapalcalco?
What is the month with the least sunshine?
How many hours of sunshine does Huapalcalco have in September?
What is the month with the lowest UV index in Huapalcalco?
How high is the UV index in September?
Average temperature in September
Huapalcalco, Mexico
- Average high temperature in September: 18.3°C
The warmest month (with the highest average high temperature) is April (22.9°C).
The month with the lowest average high temperature is January (16.5°C).
- Average low temperature in September: 10.7°C
The month with the highest average low temperature is May (11.4°C).
The coldest month (with the lowest average low temperature) is January (5.9°C).
Average pressure in September
Huapalcalco, Mexico
- Average pressure in September: 1015.3mbar
The month with the highest atmospheric pressure is January (1019.2mbar).
The month with the lowest atmospheric pressure is May (1013.8mbar).
Average wind speed in September
Huapalcalco, Mexico
- Average wind speed in September: 7km/h
The windiest month (with the highest average wind speed) is March (8.6km/h).
The calmest month (with the lowest average wind speed) is September (7km/h).
Average humidity in September
Huapalcalco, Mexico
- Average humidity in September: 89%
The month with the highest relative humidity is September (89%).
The month with the lowest relative humidity is April (63%).
Average rainfall in September
Huapalcalco, Mexico
- Average rainfall in September: 130mm
The wettest month (with the highest rainfall) is June (164mm).
The driest month (with the least rainfall) is December (17mm).
Average rainfall days in September
Huapalcalco, Mexico
- Average rainfall days in September: 25.2 days
The month with the highest number of rainy days is June (26.1 days).
The month with the least rainy days is January (12.8 days).
Average snowfall in September
Huapalcalco, Mexico
- Average snowfall in September: 0mm
The month with the highest snowfall is November (9mm).
The months with the least snowfall are February, April, May, June, July, August, September, October and December (0mm).
Average snowfall days in September
Huapalcalco, Mexico
- Average snowfall days in September: 0 days
The month with the highest number of snowfall days is January (1 days).
The months with the least snowfall days are April, May, June, July, August, September and October (0 days).
Average daylight in September /
Average sunshine in September
Huapalcalco, Mexico
- Average daylight in September: 12h and 1min
The month with the longest days is June (Average daylight: 13h and 18min).
The month with the shortest days is December (Average daylight: 10h and 54min).
- Average sunshine in September: 6h and 1min
The month with the most sunshine is May (Average sunshine: 10h and 0min).
The month with the least sunshine is September (Average sunshine: 6h and 6min).
Average sunshine days in September
Huapalcalco, Mexico
- Average sunshine days in September: 3.8 days
The month with the most sunshine days is January (13.7 days).
The month with the least sunshine days is June (2.4 days).
Average UV index in September
Huapalcalco, Mexico
- Average UV index in September: 4
The months with the highest UV index are March, April and May (UV index 5).
The months with the lowest UV index are January, February, June, July, August, September, October, November and December (UV index 4).
Average cloud cover in September
Huapalcalco, Mexico
- Average cloud cover in September: 68
The month with the most cloud cover is September (Cloud cover 68).
The month with the least cloud cover is April (Cloud cover 27).
Average visibility in September
Huapalcalco, Mexico
- Average visibility in September: 6km
The months with the highest visibility are January, February, March, April and May (9km).
The months with the lowest visibility are July, August, September and October (6km).
