September weather forecast and climate
Wolcott, CO

Weather in September

The first month of the autumn, September, is still a comfortable month in Wolcott, Colorado, with average temperature varying between 36.1°F (2.3°C) and 63.5°F (17.5°C).

Temperature

In Wolcott, the average high-temperature marginally drops, from an agreeable 69.4°F (20.8°C) in August, to a comfortable 63.5°F (17.5°C). In September, the average low-temperature is 36.1°F (2.3°C).

Humidity

The average relative humidity in September is 55%.

Rainfall

The month with the least rainfall is September when the rain falls for 9.5 days and typically collects 0.87" (22mm) of precipitation.

Snowfall

Months with snowfall in Wolcott are January through June, September through December. September is the first month it typically snows in Wolcott. Throughout September, in the average 0.7 snowfall days, it receives 0.31" (8mm) of snow. Throughout the year, there are 118.4 snowfall days, and 93.39" (2372mm) of snow is accumulated.

Daylight

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

Sunshine

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

UV index

In Wolcott, the average daily maximum UV index is 3. A UV Index value of 3 to 5 symbolizes a moderate health risk from the exposure to the Sun's UV radiation for the average person.
Note: The daily maximum UV index of 3 interpret into the following advice:
Take precautions - Protection against sun damage is advised. The solar radiation is most powerful near the mid-day, so the exposure to the direct Sun should be reduced accordingly. 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 Wolcott?

The average high-temperature, in September, in Wolcott, is 63.5°F (17.5°C), while the average low-temperature is 36.1°F (2.3°C).

What is the average humidity in September in Wolcott?

The average relative humidity in September in Wolcott, Colorado, is 55%.

How many days does it rain in September in Wolcott?

In Wolcott, during September, the rain falls for 9.5 days and regularly aggregates up to 0.87" (22mm) of precipitation.

What is the driest month in Wolcott?

The month with the least rainfall in Wolcott, Colorado, is September when the rain falls for 9.5 days and typically collects 0.87" (22mm) of precipitation.

When does it start to snow in Wolcott?

September is the first month it typically snows in Wolcott. Throughout September, in the average 0.7 snowfall days, it receives 0.31" (8mm) of snow.

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

The average length of the day in September is 12.4h.

How many hours of sunshine does Wolcott have in September?

In September, the average sunshine is 11.1h.

What is the UV index intensity in September in Wolcott?

The average daily maximum UV index in September in Wolcott, Colorado, is 3. A UV Index of 3 to 5 symbolizes a moderate health threat from the exposure to the Sun's UV radiation.

Average temperature in September
Wolcott, CO

Average temperature in September - Wolcott, CO
  • Average high temperature in September: 63.5°F

The warmest month (with the highest average high temperature) is July (71.6°F).
The month with the lowest average high temperature is January (25°F).

  • Average low temperature in September: 36.1°F

The month with the highest average low temperature is July (43.3°F).
The coldest month (with the lowest average low temperature) is January (1.8°F).

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Average pressure in September
Wolcott, CO

Average pressure in September - Wolcott, CO
  • Average pressure in September: 30.05"

The month with the highest atmospheric pressure is January (30.22").
Months with the lowest atmospheric pressure are April and May (29.94").

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Average wind speed in September
Wolcott, CO

Average wind speed in September - Wolcott, CO
  • Average wind speed in September: 5mph

The windiest month (with the highest average wind speed) is June (6.3mph).
The calmest months (with the lowest average wind speed) are January and December (4.7mph).

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Average humidity in September
Wolcott, CO

Average humidity in September - Wolcott, CO
  • Average humidity in September: 55%

The month with the highest relative humidity is February (89%).
The month with the lowest relative humidity is June (50%).

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Average rainfall in September
Wolcott, CO

Average rainfall in September - Wolcott, CO
  • Average rainfall in September: 0.87"

The wettest month (with the highest rainfall) is April (2.17").
The driest month (with the least rainfall) is September (0.87").

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Average rainfall days in September
Wolcott, CO

Average rainfall days in September - Wolcott, CO
  • Average rainfall days in September: 9.5 days

The month with the highest number of rainy days is July (15.3 days).
The month with the least rainy days is November (3.9 days).

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Average snowfall in September
Wolcott, CO

Average snowfall in September - Wolcott, CO
  • Average snowfall in September: 0.31"

The month with the highest snowfall is March (15.16").
Months with the least snowfall are July and August (0").

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Average snowfall days in September
Wolcott, CO

Average snowfall days in September - Wolcott, CO
  • Average snowfall days in September: 0.7 days

The month with the highest number of snowfall days is February (18.8 days).
Months with the least snowfall days are July and August (0 days).

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

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

The month with the longest days is June (Average daylight: 14.9h).
The month with the shortest days is December (Average daylight: 9.4h).

  • Average sunshine in September: 11.1h

The month with the most sunshine is June (Average sunshine: 11.9h).
The month with the least sunshine is February (Average sunshine: 5.5h).

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Average sunshine days in September
Wolcott, CO

Average sunshine days in September - Wolcott, CO
  • Average sunshine days in September: 15.9 days

The month with the most sunshine days is November (18.6 days).
The month with the least sunshine days is April (8.5 days).

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Average UV index in September
Wolcott, CO

Average UV index in September - Wolcott, CO
  • Average UV index in September: 3

Months with the highest UV index are June, July and August (UV index 4).
Months with the lowest UV index are February and December (UV index 1).

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Average cloud cover in September
Wolcott, CO

Average cloud cover in September - Wolcott, CO
  • Average cloud cover in September: 15

The month with the most cloud cover is February (Cloud cover 48).
Months with the least cloud cover are June and September (Cloud cover 15).

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Average visibility in September
Wolcott, CO

Average visibility in September - Wolcott, CO
  • Average visibility in September: 6mi

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

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