September weather forecast
Indian Hills, CO

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Weather in September

The first month of the autumn, September, is also an agreeable month in Indian Hills, Colorado, with an average temperature fluctuating between 73°F (22.8°C) and 48.7°F (9.3°C).

Temperature

With the onset of September, Indian Hills's average high-temperature slightly adjusts, moderately receding from August's moderately hot 79.3°F (26.3°C) to a pleasant 73°F (22.8°C). Throughout September nights, Indian Hills reports a steady thermal contrast from the day, with an average low-temperature of 48.7°F (9.3°C).

Humidity

In September, the average relative humidity is 45%.

Rainfall

In Indian Hills, during September, the rain falls for 11.8 days and regularly aggregates up to 1.02" (26mm) of precipitation. Throughout the year, there are 141.9 rainfall days, and 17.32" (440mm) of precipitation is accumulated.

Snowfall

In Indian Hills, snow does not fall in June through September.

Daylight

The average length of the day in September in Indian Hills is 12h and 26min.
On the first day of September in Indian Hills, sunrise is at 6:29 am and sunset at 7:31 pm. On the last day of the month, sunrise is at 6:56 am and sunset at 6:44 pm MDT.

Sunshine

In Indian Hills, Colorado, the average sunshine in September is 11.1h.

UV index

In September, the average daily maximum UV index in Indian Hills, Colorado, is 4. A UV Index estimate of 3 to 5 represents a medium health hazard from exposure to the Sun's UV radiation for the ordinary person.
Note: A daily maximum UV index of 4 in September translates into the following instructions:
Prioritize safety - The need to safeguard skin and eyes from harm is emphasized. To guard against the harmful effects of the Sun, minimize exposure during midday. Arm yourself against UV rays' harm with protective apparel and UV-filtering shades. Take into account! The reflection from snow can nearly double the Sun's UV radiation intensity.
Updated: Feb 10, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What is the average September temperature in Indian Hills?

During September, Indian Hills experiences an average high-temperature of 73°F (22.8°C) and a low-temperature of 48.7°F (9.3°C). The average heat index (a.k.a. 'real feel', 'feels like'), which represents the influence of relative humidity on air temperature, in July is appraised at 80.6°F (27°C).

What is the average humidity in September in Indian Hills?

In September, the average relative humidity is 45%.

How many days does it rain in September in Indian Hills?

In Indian Hills, during September, the rain falls for 11.8 days and regularly aggregates up to 1.02" (26mm) of precipitation.

When it does not snow in Indian Hills?

In Indian Hills, snow does not fall in June through September.

Does it snow in Indian Hills in September?

In Indian Hills, Colorado, in September, it doesn't snow. In October, it regularly snows.

How many hours of daylight does Indian Hills have in September?

The average day length in September is 12h and 26min.

When are sunrise and sunset in September in Indian Hills?

In September, on the first day of the month, sunrise is at 6:29 am and sunset at 7:31 pm. On the last day of the month, in Indian Hills, Colorado, sunrise is at 6:56 am and sunset at 6:44 pm MDT.

How long on average sun shines in September in Indian Hills?

The average sunshine duration in September in Indian Hills is 11.1h.

What is the UV index intensity in September in Indian Hills?

In September, the average daily maximum UV index in Indian Hills, Colorado, is 4. A UV Index of 3 to 5 symbolizes a medium hazard to health from unsafe exposure to Sun's UV rays.
Average humidity
Average rainfall days
Average snowfall
Average snowfall days
Average daylight
Average sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility

Average temperature in September
Indian Hills, CO

Average temperature in September - Indian Hills, CO
  • Average high temperature in September: 73°F

The warmest month (with the highest average high temperature) is July (81°F).
The month with the lowest average high temperature is December (36.5°F).

  • Average low temperature in September: 48.7°F

The month with the highest average low temperature is July (56.3°F).
The coldest months (with the lowest average low temperature) are February and December (18.3°F).

Average pressure in September
Indian Hills, CO

Average pressure in September - Indian Hills, CO
  • Average pressure in September: 30.01"Hg

The month with the highest atmospheric pressure is January (30.15"Hg).
The months with the lowest atmospheric pressure are April, May and June (29.92"Hg).

Average wind speed in September
Indian Hills, CO

Average wind speed in September - Indian Hills, CO
  • Average wind speed in September: 5.4mph

The windiest month (with the highest average wind speed) is January (6.7mph).
The calmest month (with the lowest average wind speed) is September (5.4mph).

Average humidity in September
Indian Hills, CO

Average humidity in September - Indian Hills, CO
  • Average humidity in September: 45%

The month with the highest relative humidity is February (70%).
The month with the lowest relative humidity is June (43%).

Average rainfall in September
Indian Hills, CO

Average rainfall in September - Indian Hills, CO
  • Average rainfall in September: 1.02"

The wettest month (with the highest rainfall) is May (2.99").
The driest month (with the least rainfall) is January (0.59").

Average rainfall days in September
Indian Hills, CO

Average rainfall days in September - Indian Hills, CO
  • Average rainfall days in September: 11.8 days

The month with the highest number of rainy days is July (21.6 days).
The month with the least rainy days is November (5 days).

Average snowfall in September
Indian Hills, CO

Average snowfall in September - Indian Hills, CO
  • Average snowfall in September: 0"

The month with the highest snowfall is March (9.13").
The months with the least snowfall are June, July, August and September (0").

Average snowfall days in September
Indian Hills, CO

Average snowfall days in September - Indian Hills, CO
  • Average snowfall days in September: 0.1 days

The month with the highest number of snowfall days is February (12.2 days).
The months with the least snowfall days are June, July and August (0 days).

Average daylight in September /
Average sunshine in September
Indian Hills, CO

Average daylight in September / Average sunshine in September - Indian Hills, 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: 11h and 1min

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 42min).

Average sunshine days in September
Indian Hills, CO

Average sunshine days in September - Indian Hills, CO
  • Average sunshine days in September: 13.9 days

The month with the most sunshine days is November (20 days).
The month with the least sunshine days is July (5.4 days).

Average UV index in September
Indian Hills, CO

Average UV index in September - Indian Hills, 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
Indian Hills, CO

Average cloud cover in September - Indian Hills, CO
  • Average cloud cover in September: 15

The months with the most cloud cover are April and May (Cloud cover 27).
The month with the least cloud cover is September (Cloud cover 15).

Average visibility in September
Indian Hills, CO

Average visibility in September - Indian Hills, 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).

Indian Hills, Colorado, USA

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