September weather forecast
Colville, KY

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Weather in September

The first month of the autumn, September, is still a warm month in Colville, Kentucky, with an average temperature varying between 58.6°F (14.8°C) and 78.3°F (25.7°C).

Temperature

With the beginning of September, the average high-temperature shows a small decrease, transitioning from a warm 84.6°F (29.2°C) in August to a still moderately hot 78.3°F (25.7°C). Nighttime temperature lowers to an average of 58.6°F (14.8°C) in September.

Humidity

The average relative humidity in September is 75%.

Rainfall

September is the month with the least rainfall in Colville. Rain falls for 12.1 days and accumulates 1.34" (34mm) of precipitation.

Snowfall

May through October are months without snowfall.

Daylight

In September, the average length of the day is 12h and 25min.
On the first day of September, sunrise is at 7:06 am and sunset at 8:06 pm. On the last day of the month, sunrise is at 7:32 am and sunset at 7:20 pm EDT.

Sunshine

The average sunshine in September is 8.3h.

UV index

In September, the average daily maximum UV index is 4. A UV Index of 3 to 5 symbolizes a moderate health risk from unsafe exposure to UV radiation for ordinary individuals.
Note: In September, a daily UV index of 4 turns into the following recommendations:
Act with care - The need to guard against sun damage is communicated. When the Sun's UV radiation is most intense during midday, it's best to find shade and limit exposure. For excellent sun protection for the eyes, ears, face, and neck, consider a wide-brim hat.
Updated: Aug 19, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What are September temperatures?

In Colville, 78.3°F (25.7°C) is the average high-temperature and 58.6°F (14.8°C) is the average low-temperature during September. In August, the average heat index (a.k.a. 'real feel', 'felt air temperature'), which calculates the temperature value influenced by the moisture in the air, is appraised at 93.2°F (34°C).

What is the average humidity in September?

The average relative humidity in September is 75%.

What is the driest month?

The month with the least rainfall is September, when the rain falls for 12.1 days and typically collects 1.34" (34mm) of precipitation.

How much does it rain in September?

In September, in Colville, the rain falls for 12.1 days. Throughout September, 1.34" (34mm) of precipitation is accumulated.

When it does not snow?

In Colville, snow does not fall in May through October.

What is the average length of the day in September?

In Colville, the average day length in September is 12h and 25min.

When are sunrise and sunset in September?

In September, on the first day of the month, sunrise is at 7:06 am and sunset at 8:06 pm. On the last day of the month, sunrise is at 7:32 am and sunset at 7:20 pm EDT.

How long on average sun shines in September?

In September, the average sunshine duration is 8.3h.

What is the UV index reading in September?

In September, the average daily maximum UV index is 4. A UV Index reading of 3 to 5 represents a medium health risk from unprotected exposure to UV radiation.
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
Colville, KY

Average temperature in September - Colville, KY
  • Average high temperature in September: 78.3°F

The warmest month (with the highest average high temperature) is July (85.5°F).
The month with the lowest average high temperature is January (38.3°F).

  • Average low temperature in September: 58.6°F

The month with the highest average low temperature is July (65.8°F).
The coldest month (with the lowest average low temperature) is January (25.2°F).

Average pressure in September
Colville, KY

Average pressure in September - Colville, KY
  • Average pressure in September: 30.03"Hg

The months with the highest atmospheric pressure are January and November (30.15"Hg).
The month with the lowest atmospheric pressure is June (29.95"Hg).

Average wind speed in September
Colville, KY

Average wind speed in September - Colville, KY
  • Average wind speed in September: 5.7mph

The windiest month (with the highest average wind speed) is January (8.8mph).
The calmest months (with the lowest average wind speed) are July and August (5.2mph).

Average humidity in September
Colville, KY

Average humidity in September - Colville, KY
  • Average humidity in September: 75%

The months with the highest relative humidity are February and December (81%).
The month with the lowest relative humidity is August (74%).

Average rainfall in September
Colville, KY

Average rainfall in September - Colville, KY
  • Average rainfall in September: 1.34"

The wettest month (with the highest rainfall) is May (2.56").
The driest month (with the least rainfall) is September (1.34").

Average rainfall days in September
Colville, KY

Average rainfall days in September - Colville, KY
  • Average rainfall days in September: 12.1 days

The month with the highest number of rainy days is July (16.3 days).
The month with the least rainy days is November (8.8 days).

Average snowfall in September
Colville, KY

Average snowfall in September - Colville, KY
  • Average snowfall in September: 0"

The month with the highest snowfall is February (1.73").
The months with the least snowfall are May, June, July, August, September and October (0").

Average snowfall days in September
Colville, KY

Average snowfall days in September - Colville, KY
  • Average snowfall days in September: 0 days

The month with the highest number of snowfall days is January (8.3 days).
The months with the least snowfall days are May, June, July, August and September (0 days).

Average daylight in September /
Average sunshine in September
Colville, KY

Average daylight in September / Average sunshine in September - Colville, KY
  • Average daylight in September: 12h and 2min

The month with the longest days is June (Average daylight: 14h and 48min).
The month with the shortest days is December (Average daylight: 9h and 30min).

  • Average sunshine in September: 8h and 2min

The months with the most sunshine are June and August (Average sunshine: 10h and 6min).
The month with the least sunshine is January (Average sunshine: 4h and 0min).

Average sunshine days in September
Colville, KY

Average sunshine days in September - Colville, KY
  • Average sunshine days in September: 16.5 days

The month with the most sunshine days is October (19.1 days).
The month with the least sunshine days is February (11.8 days).

Average UV index in September
Colville, KY

Average UV index in September - Colville, KY
  • Average UV index in September: 4

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

Average cloud cover in September
Colville, KY

Average cloud cover in September - Colville, KY
  • Average cloud cover in September: 33

The month with the most cloud cover is January (Cloud cover 59).
The month with the least cloud cover is August (Cloud cover 29).

Average visibility in September
Colville, KY

Average visibility in September - Colville, KY
  • Average visibility in September: 6mi

The months with the highest visibility are March, April, June, August, September, October, November and December (6mi).
The months with the lowest visibility are January, February, May and July (5mi).

Colville, Kentucky, USA

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