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
The onset of September is marked by a minor decrease in temperature, transitioning from a warm 76.1°F (24.5°C) in August to a pleasant 70.3°F (21.3°C). In Monte Vista, the nighttime chill during September is a clear shift from the day's highs, with an average of 43.5°F (6.4°C).Humidity
In September, the average relative humidity in Monte Vista is 51%.Rainfall
In September, in Monte Vista, the rain falls for 12.2 days. Throughout September, 1.14" (29mm) of precipitation is accumulated. Throughout the year, there are 112.8 rainfall days, and 11.93" (303mm) of precipitation is accumulated.Snowfall
January through May, September through December are months with snowfall. September is the first month it typically snows in Monte Vista. Throughout September, in the average 0.3 snowfall days, it receives 0.04" (1mm) of snow. In Monte Vista, during the entire year, snow falls for 56.6 days and aggregates up to 30.67" (779mm) of snow.Daylight
In Monte Vista, the average length of the day in September is 12h and 25min.On the first day of the month, sunrise is at 6:35 am and sunset at 7:33 pm. On the last day of September, in Monte Vista, sunrise is at 6:59 am and sunset at 6:48 pm MDT.
Sunshine
In September, the average sunshine is 11.3h.UV index
In September, the average daily maximum UV index in Monte Vista is 4. A UV Index value of 3 to 5 symbolizes a medium vulnerability from exposure to the Sun's UV rays for ordinary individuals.Note: A typical high UV index of 4 in September suggests the following recommendations:
Guard yourself - An obligation to protect skin and eyes from harm exists. The midday Sun can be harmful due to its potent UV radiation; seek shade and reduce exposure. Opt for tightly woven and loose clothing to enhance protection from the Sun. Observe! Snow reflection can nearly intensify the Sun's UV radiation twofold.
Frequently asked questions
What is the temperature in September in Monte Vista?
What is the average humidity in September in Monte Vista?
How many days does it rain in September in Monte Vista?
When does it start to snow in Monte Vista?
What is the average length of the day in September in Monte Vista?
When are sunrise and sunset in September in Monte Vista?
How long on average sun shines in September in Monte Vista?
What is the UV index reading in September in Monte Vista?
Average temperature in September
Monte Vista, CO
- Average high temperature in September: 70.3°F
The warmest month (with the highest average high temperature) is July (78.4°F).
The month with the lowest average high temperature is January (30.4°F).
- Average low temperature in September: 43.5°F
The month with the highest average low temperature is July (48.7°F).
The coldest month (with the lowest average low temperature) is January (10.8°F).
Average pressure in September
Monte Vista, CO
- Average pressure in September: 30.05"Hg
The month with the highest atmospheric pressure is January (30.18"Hg).
The month with the lowest atmospheric pressure is April (29.92"Hg).
Average wind speed in September
Monte Vista, CO
- Average wind speed in September: 4.4mph
The windiest month (with the highest average wind speed) is April (6.5mph).
The calmest month (with the lowest average wind speed) is August (4mph).
Average humidity in September
Monte Vista, CO
- Average humidity in September: 51%
The month with the highest relative humidity is January (81%).
The month with the lowest relative humidity is June (39%).
Average rainfall in September
Monte Vista, CO
- Average rainfall in September: 1.14"
The wettest month (with the highest rainfall) is July (2.44").
The driest month (with the least rainfall) is November (0.43").
Average rainfall days in September
Monte Vista, CO
- Average rainfall days in September: 12.2 days
The month with the highest number of rainy days is July (20.8 days).
The month with the least rainy days is November (3.4 days).
Average snowfall in September
Monte Vista, CO
- Average snowfall in September: 0.04"
The month with the highest snowfall is March (5.51").
The months with the least snowfall are June, July and August (0").
Average snowfall days in September
Monte Vista, CO
- Average snowfall days in September: 0.3 days
The month with the highest number of snowfall days is February (10.2 days).
The months with the least snowfall days are July and August (0 days).
Average daylight in September /
Average sunshine in September
Monte Vista, CO
- Average daylight in September: 12h and 2min
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 2min
The month with the most sunshine is June (Average sunshine: 12h and 0min).
The months with the least sunshine are January and February (Average sunshine: 6h and 54min).
Average sunshine days in September
Monte Vista, CO
- Average sunshine days in September: 11.5 days
The month with the most sunshine days is November (22.7 days).
The month with the least sunshine days is July (5.8 days).
Average UV index in September
Monte Vista, 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, March, October, November and December (UV index 2).
Average cloud cover in September
Monte Vista, CO
- Average cloud cover in September: 13
The months with the most cloud cover are January and February (Cloud cover 25).
The months with the least cloud cover are June, September, October and November (Cloud cover 13).
Average visibility in September
Monte Vista, 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).
Monte Vista, Colorado, USA
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