September weather forecastGallegos, NM
September
Weather in September
September, the first month of the autumn in Gallegos, is still a warm month, with an average temperature varying between 62.8°F (17.1°C) and 82.6°F (28.1°C).Temperature
Transition into September subtly marks a drop in the average high-temperature, moderately moving from a hot 90.9°F (32.7°C) in August to a warm 82.6°F (28.1°C). During the month of September, the temperature generally drops to a low average of 62.8°F (17.1°C).Heat index
The heat index value for September is calculated to be 82.4°F (28°C). Staying active during long-term exposure might result in a state of exhaustion and cause heat cramps.Consider that heat index readings are for situations in the shade and light wind. Direct exposure to sunshine could lead to a heat index increase by 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'felt air temperature' or 'real feel', is a composite of temperature and humidity figures to convey how warm it feels. One's perception of temperature is subjective, varying based on their activity and individual heat perception, influenced by factors like wind, clothing, and metabolic variations. Exposure to direct sun rays can influence the heat you feel, pushing the heat index up by 15 Fahrenheit (8 Celsius) degrees. Heat index values are especially crucial for babies and toddlers. Young individuals are typically more threatened than adults due to their reduced perspiration. Also, the larger skin surface proportionate to their small bodies and the increased heat from their activities magnify their risk.
Humidity
The average relative humidity in September is 49%.Rainfall
In Gallegos, in September, during 10.4 rainfall days, 1.06" (27mm) of precipitation is typically accumulated. In Gallegos, during the entire year, the rain falls for 73.4 days and collects up to 8.39" (213mm) of precipitation.Snowfall
In Gallegos, snow does not fall in May through September.Daylight
The average length of the day in September in Gallegos is 12h and 23min.On the first day of the month, sunrise is at 6:27 am and sunset at 7:21 pm. On the last day of September, sunrise is at 6:49 am and sunset at 6:39 pm MDT.
Sunshine
In September, the average sunshine is 10.5h.UV index
The average daily maximum UV index in September is 5. A UV Index value of 3 to 5 symbolizes a moderate threat to health from exposure to the Sun's UV radiation for the ordinary person.Note: The maximum daily UV index of 5 in September interprets into the following recommendations:
Be vigilant - Preventing sunburn is recommended. To avoid the Sun's strongest rays, limit exposure around the mid-day period. A wide-brimmed hat is a staple for defending the face, eyes, ears, and neck from the Sun.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in September
Gallegos, NM
- Average high temperature in September: 82.6°F
The warmest month (with the highest average high temperature) is July (91.9°F).
The month with the lowest average high temperature is December (48.9°F).
- Average low temperature in September: 62.8°F
The month with the highest average low temperature is July (71.1°F).
The coldest month (with the lowest average low temperature) is December (31.3°F).
Average pressure in September
Gallegos, NM
- Average pressure in September: 29.97"Hg
The month with the highest atmospheric pressure is January (30.11"Hg).
The months with the lowest atmospheric pressure are April and June (29.85"Hg).
Average wind speed in September
Gallegos, NM
- Average wind speed in September: 10.9mph
The windiest month (with the highest average wind speed) is April (12.7mph).
The calmest month (with the lowest average wind speed) is January (9.6mph).
Average humidity in September
Gallegos, NM
- Average humidity in September: 49%
The month with the highest relative humidity is December (54%).
The month with the lowest relative humidity is April (33%).
Average rainfall in September
Gallegos, NM
- Average rainfall in September: 1.06"
The wettest months (with the highest rainfall) are June and October (1.18").
The driest month (with the least rainfall) is January (0.24").
Average rainfall days in September
Gallegos, NM
- Average rainfall days in September: 10.4 days
The month with the highest number of rainy days is August (11.2 days).
The month with the least rainy days is November (1.8 days).
Average snowfall in September
Gallegos, NM
- Average snowfall in September: 0"
The month with the highest snowfall is December (1.26").
The months with the least snowfall are May, June, July, August and September (0").
Average snowfall days in September
Gallegos, NM
- Average snowfall days in September: 0 days
The month with the highest number of snowfall days is February (2.6 days).
The months with the least snowfall days are May, June, July, August and September (0 days).
Average daylight in September /
Average sunshine in September
Gallegos, NM
- Average daylight in September: 12h and 24min
The month with the longest days is June (Average daylight: 14h and 30min).
The month with the shortest days is December (Average daylight: 9h and 48min).
- Average sunshine in September: 10h and 30min
The month with the most sunshine is June (Average sunshine: 12h and 0min).
The months with the least sunshine are January and December (Average sunshine: 7h and 0min).
Average sunshine days in September
Gallegos, NM
- Average sunshine days in September: 16.6 days
The month with the most sunshine days is January (27.6 days).
The month with the least sunshine days is August (15.7 days).
Average UV index in September
Gallegos, NM
- Average UV index in September: 5
The months with the highest UV index are June and July (UV index 7).
The month with the lowest UV index is December (UV index 2).
Average cloud cover in September
Gallegos, NM
- Average cloud cover in September: 16
The month with the most cloud cover is December (Cloud cover 20).
The month with the least cloud cover is June (Cloud cover 12).
Average visibility in September
Gallegos, 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).





