September weather forecast
Hot Sulphur Springs, CO

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Weather in September

September, the first month of the autumn in Hot Sulphur Springs, is also an enjoyable month, with an average temperature ranging between max 65.8°F (18.8°C) and min 36.9°F (2.7°C).

Temperature

Start of September brings a slight shift in the average high-temperature, dipping a bit from August's agreeable 73°F (22.8°C) to a comfortable 65.8°F (18.8°C). Hot Sulphur Springs's average low-temperature of 36.9°F (2.7°C) in September reflects a considerable decline from the daytime peak.

Humidity

In September, the average relative humidity is 51%.

Rainfall

In Hot Sulphur Springs, in September, it is raining for 4.1 days, with typically 0.24" (6mm) of accumulated precipitation. Throughout the year, in Hot Sulphur Springs, Colorado, there are 62.5 rainfall days, and 6.54" (166mm) of precipitation is accumulated.

Snowfall

January through June, September through December are months with snowfall in Hot Sulphur Springs. September is the first month it typically snows. Throughout September, in the average 1.2 snowfall days, it receives 0.24" (6mm) of snow. In Hot Sulphur Springs, Colorado, during the entire year, snow falls for 87.5 days and aggregates up to 37.36" (949mm) of snow.

Daylight

In Hot Sulphur Springs, the average length of the day in September is 12h and 26min.
On the first day of the month, sunrise is at 6:32 am and sunset at 7:35 pm. On the last day of September, sunrise is at 7:00 am and sunset at 6:47 pm MDT.

Sunshine

In Hot Sulphur Springs, the average sunshine in September is 11.3h.

UV index

In Hot Sulphur Springs, the average daily maximum UV index in September is 3. A UV Index reading of 3 to 5 represents a moderate health risk from exposure to the Sun's UV rays for the average person.
Note: The daily maximum UV index of 3 in September interprets into the following advice:
Be vigilant - A duty to shield skin and eyes from injury exists. Solar radiation peaks around mid-day, so it's wise to limit exposure to the Sun at this time. Experience reduced UV exposure by about half when donning a wide-brim hat. Mark this! Snow reflection can nearly double the UV radiation intensity from the Sun.
Updated: Aug 31, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What is the usual temperature for Hot Sulphur Springs in September?

The high-temperature, in September, in Hot Sulphur Springs, is 65.8°F (18.8°C), while the low-temperature averages to 36.9°F (2.7°C).

What is the average humidity in September?

In September, the average relative humidity is 51%.

How much does it rain in September?

In Hot Sulphur Springs, during September, the rain falls for 4.1 days and regularly aggregates up to 0.24" (6mm) of precipitation.

When does it start to snow?

September is the first month it typically snows. Throughout September, in the average 1.2 snowfall days, it receives 0.24" (6mm) of snow.

How many hours of daylight does Hot Sulphur Springs have in September?

In Hot Sulphur Springs, the average day length in September is 12h and 26min.

What time are sunrise and sunset in September?

On the first day of September, sunrise is at 6:32 am and sunset at 7:35 pm. On the last day of the month, sunrise is at 7:00 am and sunset at 6:47 pm MDT.

How long on average sun shines in September?

In Hot Sulphur Springs, the average sunshine duration in September is 11.3h.

What is the UV index intensity in September?

In September, the average daily maximum UV index is 3. A UV Index reading of 3 to 5 represents a moderate health threat from exposure to the Sun's UV radiation.
Average humidity
Average rainfall days
Average snowfall days
Average daylight
Average sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility

Average temperature in September
Hot Sulphur Springs, CO

Average temperature in September - Hot Sulphur Springs, CO
  • Average high temperature in September: 65.8°F

The warmest month (with the highest average high temperature) is July (74.8°F).
The month with the lowest average high temperature is December (24.8°F).

  • Average low temperature in September: 36.9°F

The month with the highest average low temperature is July (43.7°F).
The coldest month (with the lowest average low temperature) is January (2.1°F).

Average pressure in September
Hot Sulphur Springs, CO

Average pressure in September - Hot Sulphur Springs, CO
  • Average pressure in September: 30.03"Hg

The month with the highest atmospheric pressure is January (30.21"Hg).
The months with the lowest atmospheric pressure are April and May (29.93"Hg).

Average wind speed in September
Hot Sulphur Springs, CO

Average wind speed in September - Hot Sulphur Springs, CO
  • Average wind speed in September: 5.2mph

The windiest month (with the highest average wind speed) is June (6.4mph).
The calmest month (with the lowest average wind speed) is December (4.9mph).

Average humidity in September
Hot Sulphur Springs, CO

Average humidity in September - Hot Sulphur Springs, CO
  • Average humidity in September: 51%

The months with the highest relative humidity are January and February (88%).
The month with the lowest relative humidity is June (49%).

Average rainfall in September
Hot Sulphur Springs, CO

Average rainfall in September - Hot Sulphur Springs, CO
  • Average rainfall in September: 0.24"

The wettest month (with the highest rainfall) is April (1.1").
The driest month (with the least rainfall) is August (0.2").

Average rainfall days in September
Hot Sulphur Springs, CO

Average rainfall days in September - Hot Sulphur Springs, CO
  • Average rainfall days in September: 4.1 days

The month with the highest number of rainy days is April (6.8 days).
The month with the least rainy days is October (3.1 days).

Average snowfall in September
Hot Sulphur Springs, CO

Average snowfall in September - Hot Sulphur Springs, CO
  • Average snowfall in September: 0.24"

The month with the highest snowfall is April (7.28").
The months with the least snowfall are July and August (0").

Average snowfall days in September
Hot Sulphur Springs, CO

Average snowfall days in September - Hot Sulphur Springs, CO
  • Average snowfall days in September: 1.2 days

The month with the highest number of snowfall days is February (13.9 days).
The months with the least snowfall days are July and August (0 days).

Average daylight in September /
Average sunshine in September
Hot Sulphur Springs, CO

Average daylight in September / Average sunshine in September - Hot Sulphur Springs, CO
  • Average daylight in September: 12h and 2min

The month with the longest days is June (Average daylight: 15h and 0min).
The month with the shortest days is December (Average daylight: 9h and 24min).

  • Average sunshine in September: 11h and 2min

The month with the most sunshine is June (Average sunshine: 12h and 0min).
The month with the least sunshine is February (Average sunshine: 5h and 48min).

Average sunshine days in September
Hot Sulphur Springs, CO

Average sunshine days in September - Hot Sulphur Springs, CO
  • Average sunshine days in September: 23.6 days

The month with the most sunshine days is August (24.1 days).
The month with the least sunshine days is February (13.8 days).

Average UV index in September
Hot Sulphur Springs, CO

Average UV index in September - Hot Sulphur Springs, 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
Hot Sulphur Springs, CO

Average cloud cover in September - Hot Sulphur Springs, CO
  • Average cloud cover in September: 12

The month with the most cloud cover is February (Cloud cover 42).
The month with the least cloud cover is September (Cloud cover 12).

Average visibility in September
Hot Sulphur Springs, CO

Average visibility in September - Hot Sulphur Springs, CO
  • Average visibility in September: 6mi

The months with the highest visibility are May, June, July, August, September, October and November (6mi).
The months with the lowest visibility are January, February, March and December (4mi).

Hot Sulphur Springs, Colorado, USA

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