September weather forecastSan Miguel, NM
September
Weather in September
September, the first month of the autumn in San Miguel, is still a warm month, with an average temperature ranging between max 84.4°F (29.1°C) and min 66.6°F (19.2°C).Temperature
With the beginning of September, the average high-temperature shows a small decrease, transitioning from a hot 90.5°F (32.5°C) in August to a moderately hot 84.4°F (29.1°C). Throughout September, an average low-temperature of 66.6°F (19.2°C) is experienced.Heat index
During September, the heat index is calculated to be 84.2°F (29°C). Staying active during long-term exposure might result in a state of exhaustion and cause heat cramps.From a standpoint of the heat index, values pertain to shaded conditions and mild breezes. The heat index may experience an enhancement of 15 Fahrenheit (8 Celsius) degrees under direct sunlight.
Note: The heat index, also known as 'feels like' or 'felt air temperature', is a metric representing the sensation of warmth when air temperature and moisture come together. Elements such as metabolic variations, pregnancy, and physical exertion can shape one's weather perception. When directly under the sun, the weather's impact can intensify, possibly boosting the heat index by 15 Fahrenheit (8 Celsius) degrees. Heat index values are particularly relevant to babies and toddlers. Young ones often do not realize the necessity to rest and replenish their fluids. Thirst is a delayed indication of dehydration - keeping hydrated, particularly in prolonged physical activity, is crucial.
Humidity
The average relative humidity in September is 44%.Rainfall
In September, the rain falls for 12.5 days. Throughout September, 1.61" (41mm) of precipitation is accumulated. In San Miguel, during the entire year, the rain falls for 84.4 days and collects up to 9.72" (247mm) of precipitation.Snowfall
March through October are months without snowfall.Daylight
The average length of the day in September is 12h and 21min.On the first day of the month, sunrise is at 6:42 am and sunset at 7:30 pm. On the last day of September, sunrise is at 7:00 am and sunset at 6:52 pm MDT.
Sunshine
In September, the average sunshine is 11.1h.UV index
The average daily maximum UV index in September is 6. A UV Index reading of 6 to 7 represents a high health vulnerability from unprotected exposure to Sun's UV rays for the average person.Note: During September, 6 as the daily maximum UV index converts into the following advice:
Refrain from overexposure. Fair-skinned individuals could burn in under 20 minutes. Stay in the shade and limit sun exposure from 10 a.m. to 4 p.m., when UV radiation is most potent. Keep in mind that shade structures like parasols or canopies do not offer full protection. Sunglasses that ward off UVA and UVB rays play a pivotal role in reducing solar eye damage.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in September
San Miguel, NM
- Average high temperature in September: 84.4°F
The warmest month (with the highest average high temperature) is June (93.9°F).
The month with the lowest average high temperature is January (53.6°F).
- Average low temperature in September: 66.6°F
The month with the highest average low temperature is July (73.8°F).
The coldest month (with the lowest average low temperature) is January (36.1°F).
Average pressure in September
San Miguel, NM
- Average pressure in September: 29.94"Hg
The month with the highest atmospheric pressure is January (30.11"Hg).
The month with the lowest atmospheric pressure is June (29.83"Hg).
Average wind speed in September
San Miguel, NM
- Average wind speed in September: 6.3mph
The windiest month (with the highest average wind speed) is April (10.6mph).
The calmest month (with the lowest average wind speed) is January (6mph).
Average humidity in September
San Miguel, NM
- Average humidity in September: 44%
The month with the highest relative humidity is December (50%).
The months with the lowest relative humidity are April and May (22%).
Average rainfall in September
San Miguel, NM
- Average rainfall in September: 1.61"
The wettest month (with the highest rainfall) is July (2.28").
The driest month (with the least rainfall) is April (0.12").
Average rainfall days in September
San Miguel, NM
- Average rainfall days in September: 12.5 days
The month with the highest number of rainy days is July (16.5 days).
The month with the least rainy days is May (2.8 days).
Average snowfall in September
San Miguel, NM
- Average snowfall in September: 0"
The month with the highest snowfall is December (0.67").
The months with the least snowfall are March, April, May, June, July, August, September and October (0").
Average snowfall days in September
San Miguel, NM
- Average snowfall days in September: 0 days
The month with the highest number of snowfall days is December (1.1 days).
The months with the least snowfall days are March, April, May, June, July, August, September and October (0 days).
Average daylight in September /
Average sunshine in September
San Miguel, NM
- Average daylight in September: 12h and 24min
The month with the longest days is June (Average daylight: 14h and 12min).
The month with the shortest days is December (Average daylight: 10h and 6min).
- Average sunshine in September: 11h and 6min
The month with the most sunshine is June (Average sunshine: 12h and 0min).
The month with the least sunshine is December (Average sunshine: 7h and 6min).
Average sunshine days in September
San Miguel, NM
- Average sunshine days in September: 13.8 days
The months with the most sunshine days are January and April (26.8 days).
The month with the least sunshine days is July (10.3 days).
Average UV index in September
San Miguel, NM
- 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 3).
Average cloud cover in September
San Miguel, NM
- Average cloud cover in September: 16
The months with the most cloud cover are July and December (Cloud cover 18).
The month with the least cloud cover is May (Cloud cover 8).
Average visibility in September
San Miguel, NM
- Average visibility in September: 6mi
The months with the highest visibility are January, February, March, April, May, June, July, August, September, October, November and December (6mi).
The months with the lowest visibility are January, February, March, April, May, June, July, August, September, October, November and December (6mi).





