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
Weather in September
Temperature
September's arrival subtly correlates with a reduction in the average high-temperature, down from a tropical 86.9°F (30.5°C) in August to a moderately hot 79.9°F (26.6°C). In the month of September, the average temperature in Belen dips to a mild 60.6°F (15.9°C) during the night.Humidity
The average relative humidity in September is 42%.Rainfall
In Belen, in September, during 9.6 rainfall days, 0.94" (24mm) of precipitation is typically accumulated. Throughout the year, in Belen, there are 78.7 rainfall days, and 6.73" (171mm) of precipitation is accumulated.Snowfall
April through October are months without snowfall.Daylight
The average length of the day in September in Belen is 12h and 23min.On the first day of September, sunrise is at 6:40 am and sunset at 7:33 pm. On the last day of the month, sunrise is at 7:01 am and sunset at 6:52 pm MDT.
Sunshine
In Belen, the average sunshine in September is 11.3h.UV index
In Belen, the average daily maximum UV index in September is 5. A UV Index reading of 3 to 5 represents a medium vulnerability from exposure to the Sun's UV rays for ordinary individuals.Note: An average UV index of 5 in September transforms into this advice:
Exercise prevention - Protecting skin and eyes from harm is required. The Sun's UV radiation is especially harmful around midday, so reduce exposure and stay safe. On bright days sunglasses that block both UVA and UVB rays should be worn. A hat with a wide brim is extremely helpful, as it can prevent roughly 50% of UV radiation from reaching the eyes.
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Data Sources | Weather Forecasting & Climate
Frequently asked questions
What is the usual temperature for Belen in September?
What is the average humidity in September in Belen?
How many days does it rain in September in Belen?
When it does not snow in Belen?
How many hours of daylight does Belen have in September?
What time are sunrise and sunset in September in Belen?
How long on average sun shines in September in Belen?
What is the UV index reading in September in Belen?
Average temperature in September
Belen, NM
- Average high temperature in September: 79.9°F
The warmest month (with the highest average high temperature) is June (88.9°F).
The month with the lowest average high temperature is January (45.7°F).
- Average low temperature in September: 60.6°F
The month with the highest average low temperature is July (68.4°F).
The coldest month (with the lowest average low temperature) is January (28.4°F).
Average pressure in September
Belen, NM
- Average pressure in September: 30"Hg
The month with the highest atmospheric pressure is January (30.15"Hg).
The month with the lowest atmospheric pressure is April (29.88"Hg).
Average wind speed in September
Belen, NM
- Average wind speed in September: 6.5mph
The windiest month (with the highest average wind speed) is April (9.3mph).
The calmest month (with the lowest average wind speed) is August (5.9mph).
Average humidity in September
Belen, NM
- Average humidity in September: 42%
The month with the highest relative humidity is January (58%).
The month with the lowest relative humidity is June (25%).
Average rainfall in September
Belen, NM
- Average rainfall in September: 0.94"
The wettest month (with the highest rainfall) is July (1.3").
The driest month (with the least rainfall) is March (0.24").
Average rainfall days in September
Belen, NM
- Average rainfall days in September: 9.6 days
The month with the highest number of rainy days is July (13.5 days).
The month with the least rainy days is February (3.4 days).
Average snowfall in September
Belen, NM
- Average snowfall in September: 0"
The month with the highest snowfall is December (1.61").
The months with the least snowfall are April, May, June, July, August, September and October (0").
Average snowfall days in September
Belen, NM
- Average snowfall days in September: 0 days
The month with the highest number of snowfall days is December (3.4 days).
The months with the least snowfall days are April, May, June, July, August and September (0 days).
Average daylight in September /
Average sunshine in September
Belen, NM
- Average daylight in September: 12h and 2min
The month with the longest days is June (Average daylight: 14h and 24min).
The month with the shortest days is December (Average daylight: 9h and 54min).
- Average sunshine in September: 11h and 2min
The month with the most sunshine is June (Average sunshine: 12h and 6min).
The months with the least sunshine are January and December (Average sunshine: 7h and 12min).
Average sunshine days in September
Belen, NM
- Average sunshine days in September: 15 days
The month with the most sunshine days is January (25.4 days).
The month with the least sunshine days is July (10.8 days).
Average UV index in September
Belen, NM
- Average UV index in September: 5
The month with the highest UV index is June (UV index 7).
The months with the lowest UV index are January, November and December (UV index 2).
Average cloud cover in September
Belen, NM
- Average cloud cover in September: 12
The month with the most cloud cover is December (Cloud cover 18).
The months with the least cloud cover are June and October (Cloud cover 10).
Average visibility in September
Belen, 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).
Belen, New Mexico, USA
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