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
As August transitions into September, the average high-temperature rests at a refreshing 63.7°F (17.6°C), maintaining a close resemblance to the previous month. The significant decline in Platoro's temperature, from day to night, averages of 39.4°F (4.1°C) in September.Humidity
The average relative humidity in September in Platoro is 57%.Rainfall
In September, in Platoro, the rain falls for 14 days. Throughout September, 1.61" (41mm) of precipitation is accumulated. In Platoro, during the entire year, the rain falls for 116.8 days and collects up to 17.01" (432mm) of precipitation.Snowfall
Months with snowfall in Platoro, Colorado, are January through June, September through December. September is the first month it typically snows. Throughout September, in the average 0.5 snowfall days, it receives 0.63" (16mm) of snow. Throughout the year, there are 78.8 snowfall days, and 51.85" (1317mm) of snow is accumulated.Daylight
The average length of the day in September in Platoro is 12h and 25min.On the first day of the month, sunrise is at 6:37 am and sunset at 7:34 pm. On the last day of September, sunrise is at 7:01 am and sunset at 6:50 pm MDT.
Sunshine
The average sunshine in September is 10.9h.UV index
In September, the average daily maximum UV index in Platoro, Colorado, is 3. A UV Index value of 3 to 5 symbolizes a moderate health risk from exposure to the Sun's UV rays for average individuals.Note: The daily high UV index of 3 during September translates into the following recommendations:
Make use of precautions - Shielding skin and eyes from injury is a requirement. Protect yourself from the midday Sun's peak UV radiation by minimizing exposure. For optimum UV protection, wear sun-resistant attire complemented with a hat and quality shades. Beware! Reflection from snow can magnify the Sun's UV radiation nearly twofold.
Frequently asked questions
What are the temperatures in Platoro in September?
What is the average humidity in September in Platoro?
How many days does it rain in September in Platoro?
When does it start snowing in Platoro?
What is the average length of the day in September in Platoro?
When are sunrise and sunset in September in Platoro?
How many hours of sunshine does Platoro have in September?
What is the UV index intensity in September in Platoro?
Average temperature in September
Platoro, CO
- Average high temperature in September: 63.7°F
The warmest month (with the highest average high temperature) is July (71.2°F).
The month with the lowest average high temperature is January (27.9°F).
- Average low temperature in September: 39.4°F
The month with the highest average low temperature is July (45.5°F).
The coldest month (with the lowest average low temperature) is January (7.9°F).
Average pressure in September
Platoro, CO
- Average pressure in September: 30.06"Hg
The month with the highest atmospheric pressure is January (30.19"Hg).
The month with the lowest atmospheric pressure is April (29.93"Hg).
Average wind speed in September
Platoro, CO
- Average wind speed in September: 4.9mph
The windiest month (with the highest average wind speed) is April (7.2mph).
The calmest months (with the lowest average wind speed) are July and August (4.3mph).
Average humidity in September
Platoro, CO
- Average humidity in September: 57%
The month with the highest relative humidity is February (85%).
The month with the lowest relative humidity is June (42%).
Average rainfall in September
Platoro, CO
- Average rainfall in September: 1.61"
The wettest month (with the highest rainfall) is July (3.86").
The driest month (with the least rainfall) is November (0.63").
Average rainfall days in September
Platoro, CO
- Average rainfall days in September: 14 days
The month with the highest number of rainy days is July (23.2 days).
The month with the least rainy days is November (3 days).
Average snowfall in September
Platoro, CO
- Average snowfall in September: 0.63"
The month with the highest snowfall is March (8.78").
The months with the least snowfall are July and August (0").
Average snowfall days in September
Platoro, CO
- Average snowfall days in September: 0.5 days
The month with the highest number of snowfall days is February (12.9 days).
The months with the least snowfall days are July and August (0 days).
Average daylight in September /
Average sunshine in September
Platoro, 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: 10h and 5min
The month with the most sunshine is June (Average sunshine: 11h and 48min).
The month with the least sunshine is February (Average sunshine: 6h and 18min).
Average sunshine days in September
Platoro, CO
- Average sunshine days in September: 12 days
The month with the most sunshine days is November (23.2 days).
The month with the least sunshine days is July (5.6 days).
Average UV index in September
Platoro, CO
- Average UV index in September: 3
The months with the highest UV index are June, July and August (UV index 4).
The months with the lowest UV index are January, February, March, April, October, November and December (UV index 2).
Average cloud cover in September
Platoro, CO
- Average cloud cover in September: 19
The month with the most cloud cover is February (Cloud cover 37).
The month with the least cloud cover is June (Cloud cover 15).
Average visibility in September
Platoro, CO
- Average visibility in September: 6mi
The months with the highest visibility are March, April, May, June, July, August, September, October and November (6mi).
The month with the lowest visibility is January (4mi).
Platoro, Colorado, USA
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