September weather forecast
Agate, CO

Share

Weather in September

September, the first month of the autumn in Agate, is still a warm month, with an average temperature fluctuating between 76.8°F (24.9°C) and 55.8°F (13.2°C).

Temperature

A modest decline in the average high-temperature is seen during September, decreasing from 84°F (28.9°C) in August to a still moderately hot 76.8°F (24.9°C). During the September nights, an average temperature of 55.8°F (13.2°C) is observed in Agate.

Humidity

June and September, with an average relative humidity of 46%, are the least humid months in Agate.

Rainfall

In Agate, Colorado, in September, during 8.2 rainfall days, 0.55" (14mm) of precipitation is typically accumulated. In Agate, Colorado, during the entire year, the rain falls for 83.6 days and collects up to 9.41" (239mm) of precipitation.

Snowfall

January through May, September through December are months with snowfall. September is the first month it typically snows. Throughout September, in the average 0.1 snowfall days, it receives 0.04" (1mm) of snow. In Agate, during the entire year, snow falls for 26.7 days and aggregates up to 9.02" (229mm) of snow.

Daylight

In Agate, the average length of the day in September is 12h and 26min.
On the first day of September, sunrise is at 6:24 am and sunset at 7:26 pm. On the last day of the month, sunrise is at 6:51 am and sunset at 6:39 pm MDT.

Sunshine

In September, the average sunshine is 10.6h.

UV index

The average daily maximum UV index in September is 5. A UV Index reading of 3 to 5 represents a moderate threat to health from exposure to the Sun's UV rays for ordinary individuals.
Note: An average UV index of 5 in September transforms into this advice:
Undertake precautions - Obligation exists to protect against skin and eye damage. Avoiding direct sun during mid-day hours can prevent harmful UV radiation exposure. Enhance your sun protection with tightly woven, yet airy clothing. Be watchful! The reflection of snow can enhance the intensity of the Sun's UV radiation nearly double.
[Resources]

Frequently asked questions

What is the usual temperature for Agate in September?

In Agate, in September, the average high-temperature is 76.8°F (24.9°C), and the average low-temperature is 55.8°F (13.2°C). In August, the average heat index (a.k.a. 'real feel', 'felt air temperature'), which factors the actual air temperature with the relative humidity, is appraised at 84.2°F (29°C).

What are the least humid months in Agate?

June and September, with an average relative humidity of 46%, are the least humid months in Agate, Colorado.

What is the average humidity in September in Agate?

In Agate, Colorado, the average relative humidity in September is 46%.

How much does it rain in Agate in September?

In September, in Agate, Colorado, the rain falls for 8.2 days. Throughout September, 0.55" (14mm) of precipitation is accumulated.

When does it start to snow in Agate?

September is the first month it typically snows. Throughout September, in the average 0.1 snowfall days, it receives 0.04" (1mm) of snow.

What is the average length of the day in September in Agate?

In Agate, the average day length in September is 12h and 26min.

When is the sunrise / sunset in September in Agate?

On the first day of September in Agate, sunrise is at 6:24 am and sunset at 7:26 pm. On the last day of the month, sunrise is at 6:51 am and sunset at 6:39 pm MDT.

How long on average sun shines in September in Agate?

In September, the average sunshine duration in Agate, Colorado, is 10.6h.

What is the UV index intensity in September in Agate?

In September, the average daily maximum UV index in Agate, Colorado, is 5. A UV Index of 3 to 5 symbolizes a moderate vulnerability 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
Agate, CO

Average temperature in September - Agate, CO
  • Average high temperature in September: 76.8°F

The warmest month (with the highest average high temperature) is July (86°F).
The month with the lowest average high temperature is December (39°F).

  • Average low temperature in September: 55.8°F

The month with the highest average low temperature is July (64°F).
The coldest month (with the lowest average low temperature) is December (22.3°F).

[Resources]

Average pressure in September
Agate, CO

Average pressure in September - Agate, CO
  • Average pressure in September: 29.95"Hg

The months with the highest atmospheric pressure are January and December (30.09"Hg).
The month with the lowest atmospheric pressure is June (29.84"Hg).

[Resources]

Average wind speed in September
Agate, CO

Average wind speed in September - Agate, CO
  • Average wind speed in September: 9.7mph

The windiest month (with the highest average wind speed) is April (12.2mph).
The calmest month (with the lowest average wind speed) is August (9.3mph).

[Resources]

Average humidity in September
Agate, CO

Average humidity in September - Agate, CO
  • Average humidity in September: 46%

The month with the highest relative humidity is February (63%).
The months with the lowest relative humidity are June and September (46%).

[Resources]

Average rainfall in September
Agate, CO

Average rainfall in September - Agate, CO
  • Average rainfall in September: 0.55"

The wettest month (with the highest rainfall) is May (1.77").
The driest month (with the least rainfall) is December (0.2").

[Resources]

Average rainfall days in September
Agate, CO

Average rainfall days in September - Agate, CO
  • Average rainfall days in September: 8.2 days

The month with the highest number of rainy days is July (14.3 days).
The month with the least rainy days is November (1.7 days).

[Resources]

Average snowfall in September
Agate, CO

Average snowfall in September - Agate, CO
  • Average snowfall in September: 0.04"

The month with the highest snowfall is February (1.93").
The months with the least snowfall are June, July and August (0").

[Resources]

Average snowfall days in September
Agate, CO

Average snowfall days in September - Agate, CO
  • Average snowfall days in September: 0.1 days

The month with the highest number of snowfall days is February (6.1 days).
The months with the least snowfall days are June, July and August (0 days).

[Resources]

Average daylight in September /
Average sunshine in September
Agate, CO

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

The month with the longest days is June (Average daylight: 14h and 54min).
The month with the shortest days is December (Average daylight: 9h and 24min).

  • Average sunshine in September: 10h and 4min

The months with the most sunshine are June, July and August (Average sunshine: 11h and 48min).
The month with the least sunshine is February (Average sunshine: 6h and 36min).

[Resources]

Average sunshine days in September
Agate, CO

Average sunshine days in September - Agate, CO
  • Average sunshine days in September: 18.4 days

The month with the most sunshine days is December (24.9 days).
The month with the least sunshine days is July (13.4 days).

[Resources]

Average UV index in September
Agate, CO

Average UV index in September - Agate, CO
  • Average UV index in September: 5

The months with the highest UV index are June, July and August (UV index 6).
The months with the lowest UV index are January, February, November and December (UV index 2).

[Resources]

Average cloud cover in September
Agate, CO

Average cloud cover in September - Agate, CO
  • Average cloud cover in September: 16

The months with the most cloud cover are February and April (Cloud cover 27).
The months with the least cloud cover are June and September (Cloud cover 16).

[Resources]

Average visibility in September
Agate, CO

Average visibility in September - Agate, CO
  • 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).

[Resources]

Agate, Colorado, USA

Weather forecast for your location

1. Click Locate me button
2. Allow the app to use your location