September weather forecast
Junction City, WI

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Weather in September

The first month of the autumn, September, is also an agreeable month in Junction City, Wisconsin, with an average temperature varying between 50.9°F (10.5°C) and 68.9°F (20.5°C).

Temperature

A subtle change in temperatures is noted as August gives way to September, with average highs reducing from a warm 76.1°F (24.5°C) to an agreeable 68.9°F (20.5°C). An average minimum temperature of 50.9°F (10.5°C) marks the month of September.

Humidity

The average relative humidity in September is 80%.

Rainfall

In Junction City, in September, during 12.3 rainfall days, 1.77" (45mm) of precipitation is typically accumulated. Throughout the year, there are 123.2 rainfall days, and 23.54" (598mm) of precipitation is accumulated.

Snowfall

June through September are months without snowfall.

Daylight

In Junction City, the average length of the day in September is 12h and 30min.
On the first day of the month, sunrise is at 6:22 am and sunset at 7:35 pm. On the last day of September, sunrise is at 6:56 am and sunset at 6:40 pm CDT.

Sunshine

In Junction City, the average sunshine in September is 8.3h.

UV index

The average daily maximum UV index in September is 3. A UV Index estimate of 3 to 5 represents a medium health hazard from unprotected exposure to Sun's UV rays for the ordinary person.
Note: A daily maximum UV index of 3 in September translates into the following instructions:
Prioritize safety - Suggestions to prevent sun damage are offered. UV radiation from the Sun is most dangerous during midday; take precautions and seek shade. By wearing a generously brimmed hat, you can cut UV radiation exposure significantly.
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Frequently asked questions

What is the usual temperature for Junction City in September?

Junction City in September has an average high-temperature of 68.9°F (20.5°C) and an average low-temperature of 50.9°F (10.5°C).

What is the average humidity in September in Junction City?

In September, the average relative humidity in Junction City, Wisconsin, is 80%.

How much does it rain in Junction City in September?

In September, in Junction City, the rain falls for 12.3 days. Throughout September, 1.77" (45mm) of precipitation is accumulated.

When it does not snow in Junction City?

In Junction City, snow does not fall in June through September.

Does it snow in Junction City in September?

In Junction City, in September, it doesn't snow. In October, it regularly snows.

How many hours of daylight does Junction City have in September?

In Junction City, the average day length in September is 12h and 30min.

When is the sunrise / sunset in September in Junction City?

In September, on the first day of the month, sunrise is at 6:22 am and sunset at 7:35 pm. On the last day of the month, sunrise is at 6:56 am and sunset at 6:40 pm CDT.

How long on average sun shines in September in Junction City?

In September, the average sunshine duration in Junction City is 8.3h.

What is the UV index intensity in September in Junction City?

In September, the average daily maximum UV index is 3. A UV Index of 3 to 5 symbolizes a moderate vulnerability 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
Junction City, WI

Average temperature in September - Junction City, WI
  • Average high temperature in September: 68.9°F

The warmest month (with the highest average high temperature) is July (77.4°F).
The month with the lowest average high temperature is January (20.5°F).

  • Average low temperature in September: 50.9°F

The month with the highest average low temperature is July (59.9°F).
The coldest month (with the lowest average low temperature) is January (9°F).

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Average pressure in September
Junction City, WI

Average pressure in September - Junction City, WI
  • Average pressure in September: 30.02"Hg

The months with the highest atmospheric pressure are January and February (30.1"Hg).
The month with the lowest atmospheric pressure is June (29.91"Hg).

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Average wind speed in September
Junction City, WI

Average wind speed in September - Junction City, WI
  • Average wind speed in September: 8mph

The windiest month (with the highest average wind speed) is April (10.3mph).
The calmest month (with the lowest average wind speed) is August (7.2mph).

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Average humidity in September
Junction City, WI

Average humidity in September - Junction City, WI
  • Average humidity in September: 80%

The month with the highest relative humidity is January (91%).
The month with the lowest relative humidity is April (76%).

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Average rainfall in September
Junction City, WI

Average rainfall in September - Junction City, WI
  • Average rainfall in September: 1.77"

The wettest month (with the highest rainfall) is June (3.23").
The driest month (with the least rainfall) is February (0.91").

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Average rainfall days in September
Junction City, WI

Average rainfall days in September - Junction City, WI
  • Average rainfall days in September: 12.3 days

The month with the highest number of rainy days is May (16.1 days).
The month with the least rainy days is January (2.8 days).

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Average snowfall in September
Junction City, WI

Average snowfall in September - Junction City, WI
  • Average snowfall in September: 0"

The month with the highest snowfall is December (5.2").
The months with the least snowfall are June, July, August and September (0").

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Average snowfall days in September
Junction City, WI

Average snowfall days in September - Junction City, WI
  • Average snowfall days in September: 0 days

The month with the highest number of snowfall days is January (14.1 days).
The months with the least snowfall days are June, July, August and September (0 days).

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Average daylight in September /
Average sunshine in September
Junction City, WI

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

The month with the longest days is June (Average daylight: 15h and 30min).
The month with the shortest days is December (Average daylight: 8h and 54min).

  • Average sunshine in September: 8h and 2min

The month with the most sunshine is July (Average sunshine: 9h and 30min).
The month with the least sunshine is January (Average sunshine: 2h and 48min).

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Average sunshine days in September
Junction City, WI

Average sunshine days in September - Junction City, WI
  • Average sunshine days in September: 16.5 days

The month with the most sunshine days is November (17 days).
The months with the least sunshine days are April, May and June (12.7 days).

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Average UV index in September
Junction City, WI

Average UV index in September - Junction City, WI
  • Average UV index in September: 3

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

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Average cloud cover in September
Junction City, WI

Average cloud cover in September - Junction City, WI
  • Average cloud cover in September: 38

The month with the most cloud cover is January (Cloud cover 70).
The months with the least cloud cover are July and August (Cloud cover 36).

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Average visibility in September
Junction City, WI

Average visibility in September - Junction City, WI
  • Average visibility in September: 6mi

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

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Junction City, Wisconsin, USA

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