September weather forecast
Upton, KY

Share

Weather in September

The first month of the autumn, September, is still a warm month in Upton, Kentucky, with an average temperature fluctuating between 59.7°F (15.4°C) and 79.2°F (26.2°C).

Temperature

September's arrival coincides with a soft drop in the average high-temperature, subtly decreasing from August's warm 84.9°F (29.4°C) to a still moderately hot 79.2°F (26.2°C). In the month of September, the average temperature in Upton, Kentucky, dips to a mild 59.7°F (15.4°C) during the night.

Humidity

In September, the average relative humidity in Upton is 76%.

Rainfall

The month with the least rainfall in Upton is September, when the rain falls for 8.5 days and typically collects 0.35" (9mm) of precipitation.

Snowfall

In Upton, snow does not fall in April through October.

Daylight

In Upton, the average length of the day in September is 12h and 25min.
On the first day of the month, sunrise is at 7:14 am and sunset at 8:12 pm. On the last day of September, in Upton, sunrise is at 7:38 am and sunset at 7:27 pm EDT.

Sunshine

In September, the average sunshine is 8.4h.

UV index

In Upton, Kentucky, 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 unprotected exposure to Sun's UV rays for ordinary individuals.
Note: The maximum UV index of 5 during September leads to these instructions:
Make use of precautions - Shielding skin and eyes from injury is a requirement. For health reasons, it's advisable to reduce direct sun exposure during peak hours around midday. Sun-related eye harm can be minimized with proper sunglasses offering UVA and UVB coverage.
Updated: Feb 12, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What are the temperatures in Upton in September?

In September, the average high-temperature and low-temperature in Upton are 79.2°F (26.2°C) and 59.7°F (15.4°C) respectively. The average heat index (a.k.a. 'apparent temperature', 'felt air temperature'), which calculates the temperature value influenced by the moisture in the air, in August is estimated at 95°F (35°C).

What is the average humidity in September in Upton?

The average relative humidity in September in Upton, Kentucky, is 76%.

What is the driest month in Upton?

September is the month with the least rainfall in Upton, Kentucky. Rain falls for 8.5 days and accumulates 0.35" (9mm) of precipitation.

How much does it rain in Upton in September?

In Upton, Kentucky, during September, the rain falls for 8.5 days and regularly aggregates up to 0.35" (9mm) of precipitation.

When it does not snow in Upton?

In Upton, snow does not fall in April through October.

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

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

When are sunrise and sunset in September in Upton?

In September, on the first day of the month, sunrise is at 7:14 am and sunset at 8:12 pm. On the last day of the month, sunrise is at 7:38 am and sunset at 7:27 pm EDT.

How many hours of sunshine does Upton have in September?

The average sunshine duration in September in Upton, Kentucky, is 8.4h.

What is the UV index reading in September in Upton?

The average daily maximum UV index in September in Upton, Kentucky, is 5. A UV Index of 3 to 5 symbolizes a medium health risk from 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
Upton, KY

Average temperature in September - Upton, KY
  • Average high temperature in September: 79.2°F

The warmest month (with the highest average high temperature) is July (86.4°F).
The month with the lowest average high temperature is January (40.3°F).

  • Average low temperature in September: 59.7°F

The month with the highest average low temperature is July (67.1°F).
The coldest month (with the lowest average low temperature) is January (27.1°F).

Average pressure in September
Upton, KY

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

The month with the highest atmospheric pressure is January (30.16"Hg).
The month with the lowest atmospheric pressure is June (29.96"Hg).

Average wind speed in September
Upton, KY

Average wind speed in September - Upton, KY
  • Average wind speed in September: 5.4mph

The windiest month (with the highest average wind speed) is February (8.4mph).
The calmest months (with the lowest average wind speed) are July and August (5mph).

Average humidity in September
Upton, KY

Average humidity in September - Upton, KY
  • Average humidity in September: 76%

The months with the highest relative humidity are February and December (80%).
The months with the lowest relative humidity are August and October (75%).

Average rainfall in September
Upton, KY

Average rainfall in September - Upton, KY
  • Average rainfall in September: 0.35"

The wettest month (with the highest rainfall) is July (1.18").
The driest month (with the least rainfall) is September (0.35").

Average rainfall days in September
Upton, KY

Average rainfall days in September - Upton, KY
  • Average rainfall days in September: 8.5 days

The month with the highest number of rainy days is July (12.2 days).
The month with the least rainy days is November (6.9 days).

Average snowfall in September
Upton, KY

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

The month with the highest snowfall is February (0.47").
The months with the least snowfall are April, May, June, July, August, September and October (0").

Average snowfall days in September
Upton, KY

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

The month with the highest number of snowfall days is January (5.2 days).
The months with the least snowfall days are May, June, July, August, September and October (0 days).

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

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

The month with the longest days is June (Average daylight: 14h and 42min).
The month with the shortest days is December (Average daylight: 9h and 36min).

  • Average sunshine in September: 8h and 2min

The month with the most sunshine is June (Average sunshine: 10h and 18min).
The months with the least sunshine are January and December (Average sunshine: 4h and 24min).

Average sunshine days in September
Upton, KY

Average sunshine days in September - Upton, KY
  • Average sunshine days in September: 18.4 days

The month with the most sunshine days is October (21.7 days).
The month with the least sunshine days is July (15.2 days).

Average UV index in September
Upton, KY

Average UV index in September - Upton, KY
  • Average UV index in September: 5

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
Upton, KY

Average cloud cover in September - Upton, KY
  • Average cloud cover in September: 32

The month with the most cloud cover is January (Cloud cover 56).
The month with the least cloud cover is August (Cloud cover 29).

Average visibility in September
Upton, KY

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

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

Upton, Kentucky, USA

Weather forecast for your location

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