September weather forecast
Lehigh, WI

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Weather in September

September, the first month of the autumn in Lehigh, is still a pleasant month, with an average temperature fluctuating between 68.9°F (20.5°C) and 49.3°F (9.6°C).

Temperature

A mild drop in Lehigh's average high-temperature is observed in September, transitioning from a warm 76.5°F (24.7°C) in August to an agreeable 68.9°F (20.5°C). During September nights, Lehigh witnesses a consistent average temperature of 49.3°F (9.6°C).

Humidity

In Lehigh, the average relative humidity in September is 80%.

Rainfall

In Lehigh, during September, the rain falls for 12.6 days and regularly aggregates up to 1.93" (49mm) of precipitation. Throughout the year, there are 128.9 rainfall days, and 23.46" (596mm) of precipitation is accumulated.

Snowfall

June through September are months without snowfall in Lehigh.

Daylight

The average length of the day in September is 12h and 31min.
On the first day of September, sunrise is at 6:28 am and sunset at 7:43 pm. On the last day of the month, sunrise is at 7:04 am and sunset at 6:47 pm CDT.

Sunshine

In Lehigh, the average sunshine in September is 8.1h.

UV index

In September, the average daily maximum UV index is 4. A UV Index reading of 3 to 5 represents a moderate threat to health from exposure to the Sun's UV radiation for average individuals.
Note: The maximum daily UV index of 4 in September interprets into the following recommendations:
Be mindful. Individuals with a lighter skin tone may suffer burns in less than 30 minutes. Being in direct Sun during midday can be harmful due to intense solar radiation; take precautions. Clothes that are both tight-knit and comfortably loose are prime choices for sun protection.
Updated: Aug 23, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What is the usual temperature for Lehigh in September?

An average high-temperature, in September, in Lehigh, is 68.9°F (20.5°C) and the average low-temperature is 49.3°F (9.6°C).

What is the average humidity in September?

In Lehigh, the average relative humidity in September is 80%.

How many days does it rain in September?

In September, the rain falls for 12.6 days. Throughout September, 1.93" (49mm) of precipitation is accumulated.

When it does not snow in Lehigh?

In Lehigh, snow does not fall in June through September.

Does it snow in Lehigh in September?

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

How many hours of daylight does Lehigh have in September?

The average day length in September is 12h and 31min.

When are sunrise and sunset in September?

On the first day of September in Lehigh, sunrise is at 6:28 am and sunset at 7:43 pm. On the last day of the month, sunrise is at 7:04 am and sunset at 6:47 pm CDT.

How long on average sun shines in September?

In Lehigh, the average sunshine duration in September is 8.1h.

How high is the UV index in September?

The average daily maximum UV index in September in Lehigh is 4. A UV Index of 3 to 5 symbolizes a moderate vulnerability from unsafe 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
Lehigh, WI

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

The warmest month (with the highest average high temperature) is July (78.4°F).
The month with the lowest average high temperature is January (17.6°F).

  • Average low temperature in September: 49.3°F

The month with the highest average low temperature is July (58.6°F).
The coldest month (with the lowest average low temperature) is January (5°F).

Average pressure in September
Lehigh, WI

Average pressure in September - Lehigh, WI
  • Average pressure in September: 30"Hg

The month with the highest atmospheric pressure is February (30.12"Hg).
The month with the lowest atmospheric pressure is June (29.89"Hg).

Average wind speed in September
Lehigh, WI

Average wind speed in September - Lehigh, WI
  • Average wind speed in September: 7.6mph

The windiest month (with the highest average wind speed) is April (9.1mph).
The calmest months (with the lowest average wind speed) are July and August (6.8mph).

Average humidity in September
Lehigh, WI

Average humidity in September - Lehigh, WI
  • Average humidity in September: 80%

The month with the highest relative humidity is January (93%).
The month with the lowest relative humidity is May (76%).

Average rainfall in September
Lehigh, WI

Average rainfall in September - Lehigh, WI
  • Average rainfall in September: 1.93"

The wettest month (with the highest rainfall) is June (3.5").
The driest month (with the least rainfall) is January (0.79").

Average rainfall days in September
Lehigh, WI

Average rainfall days in September - Lehigh, WI
  • Average rainfall days in September: 12.6 days

The month with the highest number of rainy days is June (18.2 days).
The month with the least rainy days is February (2.5 days).

Average snowfall in September
Lehigh, WI

Average snowfall in September - Lehigh, WI
  • Average snowfall in September: 0"

The month with the highest snowfall is February (5.59").
The months with the least snowfall are June, July, August and September (0").

Average snowfall days in September
Lehigh, WI

Average snowfall days in September - Lehigh, WI
  • Average snowfall days in September: 0 days

The month with the highest number of snowfall days is January (18.3 days).
The months with the least snowfall days are June, July, August and September (0 days).

Average daylight in September /
Average sunshine in September
Lehigh, WI

Average daylight in September / Average sunshine in September - Lehigh, 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 1min

The month with the most sunshine is July (Average sunshine: 9h and 36min).
The month with the least sunshine is January (Average sunshine: 2h and 30min).

Average sunshine days in September
Lehigh, WI

Average sunshine days in September - Lehigh, WI
  • Average sunshine days in September: 15.4 days

The month with the most sunshine days is September (15.4 days).
The month with the least sunshine days is June (9.7 days).

Average UV index in September
Lehigh, WI

Average UV index in September - Lehigh, WI
  • Average UV index in September: 4

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

Average cloud cover in September
Lehigh, WI

Average cloud cover in September - Lehigh, WI
  • Average cloud cover in September: 40

The months with the most cloud cover are January and February (Cloud cover 75).
The month with the least cloud cover is July (Cloud cover 37).

Average visibility in September
Lehigh, WI

Average visibility in September - Lehigh, WI
  • Average visibility in September: 5mi

The months with the highest visibility are May and June (6mi).
The months with the lowest visibility are January, February and December (4mi).

Lehigh, Wisconsin, USA

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