September weather forecastTotolac, Mexico
September
Weather in September
September, the first month of the autumn in Totolac, is also an enjoyable month, with temperature in the range of an average low of 9.7°C (49.5°F) and an average high of 18.8°C (65.8°F).Temperature
September's arrival brings an average high-temperature of an enjoyable 18.8°C (65.8°F), slightly deviating from August's 20°C (68°F). An average nighttime temperature of 9.7°C (49.5°F) is noted in Totolac, Mexico, during the month of September.Humidity
September is the most humid month, with an average relative humidity of 84%.Rainfall
In Totolac, Mexico, in September, during 27.6 rainfall days, 143mm (5.63") of precipitation is typically accumulated. Throughout the year, there are 207.4 rainfall days, and 906mm (35.67") of precipitation is accumulated.Snowfall
In Totolac, snow does not fall in February through October and December.Daylight
In Totolac, the average length of the day in September is 12h and 14min.On the first day of September, sunrise is at 6:18 am and sunset at 6:47 pm. On the last day of the month, sunrise is at 6:23 am and sunset at 6:21 pm CST.
Sunshine
In September, the average sunshine is 8.5h.UV index
The months with the lowest UV index in Totolac are January, February, May through December, with an average maximum UV index of 4. A UV Index value of 3 to 5 symbolizes a medium vulnerability from unsafe exposure to UV radiation for the ordinary person.Note: The maximum daily UV index of 4 in September interprets into the following recommendations:
Take precautions - Protection against sun damage is advised. The solar radiation is most powerful near the mid-day, so the exposure to the direct Sun should be reduced accordingly. Limit sun-induced ocular harm with sunglasses that feature UVA and UVB filtration.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in September
Totolac, Mexico
- Average high temperature in September: 18.8°C
The warmest month (with the highest average high temperature) is April (23.3°C).
The month with the lowest average high temperature is January (17.5°C).
- Average low temperature in September: 9.7°C
The month with the highest average low temperature is May (11.7°C).
The coldest month (with the lowest average low temperature) is January (5.5°C).
Average pressure in September
Totolac, Mexico
- Average pressure in September: 1015.6mbar
The month with the highest atmospheric pressure is January (1018.9mbar).
The month with the lowest atmospheric pressure is May (1014.2mbar).
Average wind speed in September
Totolac, Mexico
- Average wind speed in September: 6.8km/h
The windiest months (with the highest average wind speed) are February and March (8.6km/h).
The calmest month (with the lowest average wind speed) is July (6.5km/h).
Average humidity in September
Totolac, Mexico
- Average humidity in September: 84%
The month with the highest relative humidity is September (84%).
The month with the lowest relative humidity is April (51%).
Average rainfall in September
Totolac, Mexico
- Average rainfall in September: 143mm
The wettest month (with the highest rainfall) is July (155mm).
The driest month (with the least rainfall) is December (6mm).
Average rainfall days in September
Totolac, Mexico
- Average rainfall days in September: 27.6 days
The month with the highest number of rainy days is September (27.6 days).
The month with the least rainy days is December (4.7 days).
Average snowfall days in September
Totolac, Mexico
- Average snowfall days in September: 0 days
The months with the highest number of snowfall days are January and November (0.1 days).
The months with the least snowfall days are February, March, April, May, June, July, August, September, October and December (0 days).
Average daylight in September /
Average sunshine in September
Totolac, Mexico
- Average daylight in September: 12h and 12min
The month with the longest days is June (Average daylight: 13h and 18min).
The month with the shortest days is December (Average daylight: 11h and 0min).
- Average sunshine in September: 8h and 30min
The month with the most sunshine is May (Average sunshine: 10h and 48min).
The month with the least sunshine is November (Average sunshine: 7h and 24min).
Average sunshine days in September
Totolac, Mexico
- Average sunshine days in September: 1.8 days
The month with the most sunshine days is December (22.9 days).
The month with the least sunshine days is September (1.8 days).
Average UV index in September
Totolac, Mexico
- Average UV index in September: 4
The months with the highest UV index are March and April (UV index 5).
The months with the lowest UV index are January, February, May, June, July, August, September, October, November and December (UV index 4).
Average cloud cover in September
Totolac, Mexico
- Average cloud cover in September: 46
The month with the most cloud cover is September (Cloud cover 46).
The months with the least cloud cover are February and December (Cloud cover 13).
Average visibility in September
Totolac, Mexico
- Average visibility in September: 8km
The months with the highest visibility are January, February, March, April, May, November and December (10km).
The months with the lowest visibility are July, August and September (8km).





