September weather forecastLa Regina, Mexico
September
Weather in September
September, the first month of the autumn in La Regina, is still a warm month, with an average temperature varying between 18.9°C (66°F) and 29.6°C (85.3°F).Temperature
The arrival of September suggests a slight decrease in the average high-temperature, moving from a tropical 32.6°C (90.7°F) in August to a moderately hot 29.6°C (85.3°F). During the month of September, an average temperature of 18.9°C (66°F) is noted during the nights.Heat index
In September, the heat index is calculated to be a hot 31°C (87.8°F). Enduring exposure and continuous activity might cause a feeling of tiredness and induce heat cramps.It is noted that heat index values are ascertained for locations in the shade and with gentle breezes. Heat index values may rise by up to 15 Fahrenheit (8 Celsius) degrees when exposed to direct sunlight.
Note: The heat index, also known as 'apparent temperature' or 'real feel', quantifies the warmth felt when relative humidity is considered. The influence of weather is personal, with varied individuals experiencing it differently due to differences in body mass, stature, and physical exertion levels. Direct exposure to sun rays can potentially augment the heat sensation, elevating the heat index by up to 15 Fahrenheit (8 Celsius) degrees. Heat index values remain especially vital for babies and toddlers. Youngsters are usually more at risk than adults, considering they sweat less. Additionally, their high skin surface area compared to their little bodies and their high heat production due to activity increases their risk.
Humidity
The most humid month is September, with an average relative humidity of 51%.Rainfall
The month with the most rainfall is September, when the rain falls for 13.8 days and typically aggregates up to 41mm (1.61") of precipitation.Snowfall
In La Regina, snow does not fall in January through November.Daylight
The average length of the day in September is 12h and 19min.On the first day of the month, sunrise is at 5:40 am and sunset at 6:22 pm. On the last day of September, sunrise is at 5:54 am and sunset at 5:48 pm MST.
Sunshine
The average sunshine in September is 10.7h.UV index
The average daily maximum UV index in September is 6. A UV Index estimate of 6 to 7 represents a high health hazard from exposure to the Sun's UV rays for the average person.Note: In September, a regular UV index of 6 translates into these guidelines:
Evade overexposure. Individuals with fair skin risk burning in under 20 minutes. Avoid direct Sun exposure and stay in the shade between 10 a.m. and 4 p.m., a time when UV radiation is most intense, noting that not all shade structures offer full protection. Equip yourself with UVA and UVB-filtering sunglasses on clear, sunny days.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in September
La Regina, Mexico
- Average high temperature in September: 29.6°C
The warmest month (with the highest average high temperature) is June (34.8°C).
The month with the lowest average high temperature is January (18.5°C).
- Average low temperature in September: 18.9°C
The months with the highest average low temperature are June and July (23.3°C).
The coldest month (with the lowest average low temperature) is January (6.6°C).
Average pressure in September
La Regina, Mexico
- Average pressure in September: 1015mbar
The month with the highest atmospheric pressure is January (1018.7mbar).
The month with the lowest atmospheric pressure is May (1011.7mbar).
Average wind speed in September
La Regina, Mexico
- Average wind speed in September: 8.7km/h
The windiest month (with the highest average wind speed) is April (13.3km/h).
The calmest months (with the lowest average wind speed) are September and October (8.7km/h).
Average humidity in September
La Regina, Mexico
- Average humidity in September: 51%
The month with the highest relative humidity is September (51%).
The month with the lowest relative humidity is May (21%).
Average rainfall in September
La Regina, Mexico
- Average rainfall in September: 41mm
The wettest month (with the highest rainfall) is September (41mm).
The driest month (with the least rainfall) is February (1mm).
Average rainfall days in September
La Regina, Mexico
- Average rainfall days in September: 13.8 days
The month with the highest number of rainy days is September (13.8 days).
The month with the least rainy days is February (1.4 days).
Average snowfall in September
La Regina, Mexico
- Average snowfall in September: 0mm
The month with the highest snowfall is December (1mm).
The months with the least snowfall are January, February, March, April, May, June, July, August, September, October and November (0mm).
Average snowfall days in September
La Regina, Mexico
- Average snowfall days in September: 0 days
The months with the highest number of snowfall days are January, October, November and December (0.1 days).
The months with the least snowfall days are February, March, April, May, June, July, August and September (0 days).
Average daylight in September /
Average sunshine in September
La Regina, Mexico
- Average daylight in September: 12h and 18min
The month with the longest days is June (Average daylight: 13h and 54min).
The month with the shortest days is December (Average daylight: 10h and 24min).
- Average sunshine in September: 10h and 42min
The month with the most sunshine is June (Average sunshine: 11h and 54min).
The months with the least sunshine are January and November (Average sunshine: 7h and 24min).
Average sunshine days in September
La Regina, Mexico
- Average sunshine days in September: 14.6 days
The month with the most sunshine days is March (28.3 days).
The month with the least sunshine days is September (14.6 days).
Average UV index in September
La Regina, Mexico
- Average UV index in September: 6
The months with the highest UV index are May, June, July and August (UV index 7).
The months with the lowest UV index are January, November and December (UV index 4).
Average cloud cover in September
La Regina, Mexico
- Average cloud cover in September: 23
The month with the most cloud cover is September (Cloud cover 23).
The month with the least cloud cover is May (Cloud cover 9).
Average visibility in September
La Regina, Mexico
- Average visibility in September: 10km
The months with the highest visibility are January, February, March, April, May, June, July, August, September, October, November and December (10km).
The months with the lowest visibility are January, February, March, April, May, June, July, August, September, October, November and December (10km).





