September weather forecast
Gills Rock, WI

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Weather in September

The first month of the autumn, September, is still a refreshing month in Gills Rock, Wisconsin, with an average temperature fluctuating between 64.4°F (18°C) and 57.6°F (14.2°C).

Temperature

Gills Rock records a slight change with September's average high-temperatures adjusting to a refreshing 64.4°F (18°C) from August's 69.6°F (20.9°C). Gills Rock logs an average low-temperature of 57.6°F (14.2°C) during the nights of September, subtly lower than its daytime highs.

Humidity

In September, the average relative humidity is 79%.

Rainfall

In September, the rain falls for 12.9 days. Throughout September, 2.24" (57mm) of precipitation is accumulated. Throughout the year, in Gills Rock, there are 141.7 rainfall days, and 26.93" (684mm) of precipitation is accumulated.

Snowfall

June through September are months without snowfall.

Daylight

The average length of the day in September is 12h and 31min.
On the first day of the month, sunrise is at 6:10 am and sunset at 7:24 pm. On the last day of September, sunrise is at 6:45 am and sunset at 6:29 pm CDT.

Sunshine

The average sunshine in September is 8.8h.

UV index

In September, the average daily maximum UV index is 3. A UV Index reading of 3 to 5 represents a medium health hazard from exposure to the Sun's UV radiation for the ordinary person.
Note: The daily maximum UV index of 3 in September interprets into the following advice:
Take measures. Individuals with light skin might experience burns in under 30 minutes. Being in direct Sun during midday can be harmful due to intense solar radiation; take precautions. A wide-brim hat offers excellent sun protection for the eyes, ears, face, and neck. Sunglasses with UVA and UVB protection significantly reduce eye damage from sun exposure.

Frequently asked questions

What are the temperatures in September?

In September, in Gills Rock, the average high-temperature is 64.4°F (18°C), and the average low-temperature is 57.6°F (14.2°C).

What is the average humidity in September?

The average relative humidity in September is 79%.

How much does it rain in September?

In Gills Rock, Wisconsin, during September, the rain falls for 12.9 days and regularly aggregates up to 2.24" (57mm) of precipitation.

When it does not snow?

June through September are months without snowfall.

Does it snow in Gills Rock in September?

In Gills Rock, in September, it doesn't snow. In October, it regularly snows.

What is the average length of the day in September in Gills Rock?

In Gills Rock, the average day length in September is 12h and 31min.

When is the sunrise / sunset in September?

On the first day of September, sunrise is at 6:10 am and sunset at 7:24 pm. On the last day of the month, sunrise is at 6:45 am and sunset at 6:29 pm CDT.

How long on average sun shines in September?

In September, the average sunshine duration in Gills Rock is 8.8h.

What is the UV index intensity in September?

In Gills Rock, the average daily maximum UV index in September is 3. A UV Index reading of 3 to 5 represents 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
Gills Rock, WI

Average temperature in September - Gills Rock, WI
  • Average high temperature in September: 64.4°F

The warmest month (with the highest average high temperature) is August (69.6°F).
The month with the lowest average high temperature is January (25.2°F).

  • Average low temperature in September: 57.6°F

The month with the highest average low temperature is August (63°F).
The coldest month (with the lowest average low temperature) is January (18.1°F).

Average pressure in September
Gills Rock, WI

Average pressure in September - Gills Rock, WI
  • Average pressure in September: 30.01"Hg

The month with the highest atmospheric pressure is March (30.09"Hg).
The month with the lowest atmospheric pressure is June (29.91"Hg).

Average wind speed in September
Gills Rock, WI

Average wind speed in September - Gills Rock, WI
  • Average wind speed in September: 12mph

The windiest month (with the highest average wind speed) is December (15.5mph).
The calmest months (with the lowest average wind speed) are June and July (9.6mph).

Average humidity in September
Gills Rock, WI

Average humidity in September - Gills Rock, WI
  • Average humidity in September: 79%

The months with the highest relative humidity are January and June (84%).
The month with the lowest relative humidity is November (76%).

Average rainfall in September
Gills Rock, WI

Average rainfall in September - Gills Rock, WI
  • Average rainfall in September: 2.24"

The wettest month (with the highest rainfall) is October (3.07").
The driest months (with the least rainfall) are January and February (1.38").

Average rainfall days in September
Gills Rock, WI

Average rainfall days in September - Gills Rock, WI
  • Average rainfall days in September: 12.9 days

The month with the highest number of rainy days is August (15.6 days).
The month with the least rainy days is February (4.8 days).

Average snowfall in September
Gills Rock, WI

Average snowfall in September - Gills Rock, WI
  • Average snowfall in September: 0"

The month with the highest snowfall is February (4.49").
The months with the least snowfall are June, July, August and September (0").

Average snowfall days in September
Gills Rock, WI

Average snowfall days in September - Gills Rock, WI
  • Average snowfall days in September: 0 days

The month with the highest number of snowfall days is January (14.6 days).
The months with the least snowfall days are June, July, August and September (0 days).

Average daylight in September /
Average sunshine in September
Gills Rock, WI

Average daylight in September / Average sunshine in September - Gills Rock, WI
  • Average daylight in September: 12h and 3min

The month with the longest days is June (Average daylight: 15h and 36min).
The month with the shortest days is December (Average daylight: 8h and 48min).

  • Average sunshine in September: 8h and 5min

The month with the most sunshine is July (Average sunshine: 10h and 36min).
The month with the least sunshine is January (Average sunshine: 3h and 6min).

Average sunshine days in September
Gills Rock, WI

Average sunshine days in September - Gills Rock, WI
  • Average sunshine days in September: 15.1 days

The month with the most sunshine days is September (15.1 days).
The month with the least sunshine days is January (8.3 days).

Average UV index in September
Gills Rock, WI

Average UV index in September - Gills Rock, WI
  • Average UV index in September: 3

The months with the highest UV index are July and August (UV index 5).
The months with the lowest UV index are January, March and December (UV index 1).

Average cloud cover in September
Gills Rock, WI

Average cloud cover in September - Gills Rock, WI
  • Average cloud cover in September: 31

The month with the most cloud cover is January (Cloud cover 68).
The months with the least cloud cover are July and August (Cloud cover 28).

Average visibility in September
Gills Rock, WI

Average visibility in September - Gills Rock, WI
  • Average visibility in September: 6mi

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

Gills Rock, Wisconsin, USA

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