September weather forecast and climate
Wheat Ridge, CO

Weather in September

September, the first month of the autumn, in Wheat Ridge, is also a moderately hot month, with temperature in the range of an average high of 76.6°F (24.8°C) and an average low of 51.4°F (10.8°C).

Temperature

In September, the average high-temperature marginally drops, from a moderately hot 83.8°F (28.8°C) in August, to a still warm 76.6°F (24.8°C). In September, the average low-temperature is 51.4°F (10.8°C).

Humidity

In September, the average relative humidity is 42%.

Rainfall

In Wheat Ridge, it is raining for 7.6 days, with typically 0.51" (13mm) of accumulated precipitation. In Wheat Ridge, during the entire year, the rain falls for 95 days and collects up to 10.08" (256mm) of precipitation.

Snowfall

June through September are months without snowfall.

Daylight

The average length of the day is 12.4h.

Sunshine

The average sunshine in September is 11.1h.

UV index

The average daily maximum UV index in Wheat Ridge is 5. A UV Index reading of 3 to 5 represents a moderate health risk from unsafe exposure to the UV radiation for the average person.
Note: In September, the average maximum UV index of 5 translate into the following recommendations:
Take precautions - Protection against sun damage is advised. The Sun's most intense and consequently most harmful UV radiation during midday hours should be decreased by minimizing exposure and seeking shade. Sun-protective clothing, a long-sleeved shirt and pants, a wide-brimmed hat, and UVA and UVB-blocking sunglasses are particularly helpful in blocking UV radiation's harmful effects. Beware! The strength of the UV rays is increased nearly double-fold by the reflection of the snow.
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FAQ

What is the temperature in September in Wheat Ridge?

In Wheat Ridge, Colorado, in September, the average high-temperature is 76.6°F (24.8°C), and the average low-temperature is 51.4°F (10.8°C).

What is the average humidity in September in Wheat Ridge?

The average relative humidity in September in Wheat Ridge is 42%.

How many days does it rain in September in Wheat Ridge?

In Wheat Ridge, in September, during 7.6 rainfall days, 0.51" (13mm) of precipitation is typically accumulated.

Does it snow in Wheat Ridge in September?

In Wheat Ridge, in September, it doesn't snow. In October, it regularly snows.

When it does not snow in Wheat Ridge?

June through September are months without snowfall.

How many hours of daylight does Wheat Ridge have in September?

In September, the average length of the day in Wheat Ridge is 12.4h.

How long on average sun shines in September in Wheat Ridge?

The average sunshine in September in Wheat Ridge is 11.1h.

What is the UV index reading in September in Wheat Ridge?

In Wheat Ridge, the average daily maximum UV index in September is 5. A UV Index reading of 3 to 5 represents a medium hazard to health from unprotected exposure to the UV radiation.

Average temperature in September
Wheat Ridge, CO

Average temperature in September - Wheat Ridge, CO
  • Average high temperature in September: 76.6°F

The warmest month (with the highest average high temperature) is July (85.1°F).
The month with the lowest average high temperature is December (39.6°F).

  • Average low temperature in September: 51.4°F

The month with the highest average low temperature is July (59.5°F).
The coldest months (with the lowest average low temperature) are February and December (20.7°F).

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Average pressure in September
Wheat Ridge, CO

Average pressure in September - Wheat Ridge, CO
  • Average pressure in September: 30.01"

The month with the highest atmospheric pressure is January (30.14").
Months with the lowest atmospheric pressure are April and June (29.91").

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Average wind speed in September
Wheat Ridge, CO

Average wind speed in September - Wheat Ridge, CO
  • Average wind speed in September: 5.6mph

The windiest months (with the highest average wind speed) are March and April (6.5mph).
The calmest month (with the lowest average wind speed) is September (5.6mph).

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Average humidity in September
Wheat Ridge, CO

Average humidity in September - Wheat Ridge, CO
  • Average humidity in September: 42%

The month with the highest relative humidity is February (66%).
Months with the lowest relative humidity are June and August (41%).

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Average rainfall in September
Wheat Ridge, CO

Average rainfall in September - Wheat Ridge, CO
  • Average rainfall in September: 0.51"

The wettest month (with the highest rainfall) is May (1.69").
The driest month (with the least rainfall) is January (0.35").

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Average rainfall days in September
Wheat Ridge, CO

Average rainfall days in September - Wheat Ridge, CO
  • Average rainfall days in September: 7.6 days

The month with the highest number of rainy days is May (14.1 days).
The month with the least rainy days is November (3.3 days).

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Average snowfall in September
Wheat Ridge, CO

Average snowfall in September - Wheat Ridge, CO
  • Average snowfall in September: 0"

The month with the highest snowfall is February (5.83").
Months with the least snowfall are June, July, August and September (0").

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Average snowfall days in September
Wheat Ridge, CO

Average snowfall days in September - Wheat Ridge, CO
  • Average snowfall days in September: 0.1 days

The month with the highest number of snowfall days is February (8.6 days).
Months with the least snowfall days are June, July and August (0 days).

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Average daylight in September /
Average sunshine in September
Wheat Ridge, CO

Average daylight in September / Average sunshine in September - Wheat Ridge, CO
  • Average daylight in September: 12.4h

The month with the longest days is June (Average daylight: 15h).
The month with the shortest days is December (Average daylight: 9.4h).

  • Average sunshine in September: 11.1h

Months with the most sunshine are June and July (Average sunshine: 11.9h).
The month with the least sunshine is February (Average sunshine: 6.8h).

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Average sunshine days in September
Wheat Ridge, CO

Average sunshine days in September - Wheat Ridge, CO
  • Average sunshine days in September: 19 days

The month with the most sunshine days is November (23.9 days).
The month with the least sunshine days is July (13.5 days).

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Average UV index in September
Wheat Ridge, CO

Average UV index in September - Wheat Ridge, CO
  • Average UV index in September: 5

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

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Average cloud cover in September
Wheat Ridge, CO

Average cloud cover in September - Wheat Ridge, CO
  • Average cloud cover in September: 14

The month with the most cloud cover is April (Cloud cover 25).
The month with the least cloud cover is September (Cloud cover 14).

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Average visibility in September
Wheat Ridge, CO

Average visibility in September - Wheat Ridge, CO
  • Average visibility in September: 6mi

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

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