September weather forecastCentro, CO
September
Weather in September
The first month of the autumn, September, is also an agreeable month in Centro, Colorado, with an average temperature varying between 45.5°F (7.5°C) and 72.3°F (22.4°C).Temperature
Centro's progression into September involves a minor drop in the average high-temperature, slightly receding from a warm 78.6°F (25.9°C) in August to an agreeable 72.3°F (22.4°C). Centro's average nighttime temperature descends significantly from the day's peak in September, settling at a frosty 45.5°F (7.5°C).Humidity
In Centro, the average relative humidity in September is 49%.Rainfall
In Centro, in September, during 6.9 rainfall days, 0.51" (13mm) of precipitation is typically accumulated. Throughout the year, there are 79.9 rainfall days, and 7.13" (181mm) of precipitation is accumulated.Snowfall
Months with snowfall are January through May, September through December. September is the first month it typically snows. Throughout September, in the average 0.2 snowfall days, it receives 0.04" (1mm) of snow. Throughout the year, there are 44.9 snowfall days, and 22.6" (574mm) of snow is accumulated.Daylight
The average length of the day in September is 12h and 25min.On the first day of September, sunrise is at 6:35 am and sunset at 7:32 pm. On the last day of the month, sunrise is at 6:59 am and sunset at 6:48 pm MDT.
Sunshine
The average sunshine in September is 11.3h.UV index
In September, the average daily maximum UV index is 4. A UV Index value of 3 to 5 symbolizes a moderate health risk from unprotected exposure to Sun's UV rays for average individuals.Note: The maximum daily UV index of 4 in September interprets into the following recommendations:
Take precautions. Light skin individuals may get burned in less than 30 minutes. Solar radiation is at its peak intensity during midday, so it's advisable to stay indoors or in the shade. Counter UV radiation's ill effects with clothing designed for sun safety and UV-resistant eyewear. Be alert to the fact! The reflection from snow can nearly double the UV radiation of the Sun.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in September
Centro, CO
- Average high temperature in September: 72.3°F
The warmest month (with the highest average high temperature) is July (80.8°F).
The month with the lowest average high temperature is January (31.3°F).
- Average low temperature in September: 45.5°F
The month with the highest average low temperature is July (50.5°F).
The coldest month (with the lowest average low temperature) is January (12°F).
Average pressure in September
Centro, CO
- Average pressure in September: 30.05"Hg
The month with the highest atmospheric pressure is January (30.17"Hg).
The month with the lowest atmospheric pressure is April (29.91"Hg).
Average wind speed in September
Centro, CO
- Average wind speed in September: 4.9mph
The windiest month (with the highest average wind speed) is April (7mph).
The calmest month (with the lowest average wind speed) is August (4.3mph).
Average humidity in September
Centro, CO
- Average humidity in September: 49%
The month with the highest relative humidity is January (80%).
The month with the lowest relative humidity is June (37%).
Average rainfall in September
Centro, CO
- Average rainfall in September: 0.51"
The wettest month (with the highest rainfall) is May (1.02").
The driest months (with the least rainfall) are November and December (0.39").
Average rainfall days in September
Centro, CO
- Average rainfall days in September: 6.9 days
The month with the highest number of rainy days is July (10.1 days).
The month with the least rainy days is November (3 days).
Average snowfall in September
Centro, CO
- Average snowfall in September: 0.04"
The month with the highest snowfall is March (3.98").
The months with the least snowfall are June, July and August (0").
Average snowfall days in September
Centro, CO
- Average snowfall days in September: 0.2 days
The month with the highest number of snowfall days is February (9.3 days).
The months with the least snowfall days are June, July and August (0 days).
Average daylight in September /
Average sunshine in September
Centro, CO
- Average daylight in September: 12h and 24min
The month with the longest days is June (Average daylight: 14h and 42min).
The month with the shortest days is December (Average daylight: 9h and 36min).
- Average sunshine in September: 11h and 18min
The month with the most sunshine is June (Average sunshine: 12h and 0min).
The month with the least sunshine is January (Average sunshine: 6h and 48min).
Average sunshine days in September
Centro, CO
- Average sunshine days in September: 18.4 days
The month with the most sunshine days is November (23.5 days).
The month with the least sunshine days is April (16.9 days).
Average UV index in September
Centro, CO
- Average UV index in September: 4
The months with the highest UV index are June, July and August (UV index 5).
The months with the lowest UV index are January, February, October, November and December (UV index 2).
Average cloud cover in September
Centro, CO
- Average cloud cover in September: 12
The month with the most cloud cover is January (Cloud cover 25).
The months with the least cloud cover are June, September, October and November (Cloud cover 12).
Average visibility in September
Centro, CO
- Average visibility in September: 6mi
The months with the highest visibility are March, April, May, June, July, August, September, October, November and December (6mi).
The months with the lowest visibility are January and February (5mi).





