Contents
- Weather in September
- Frequently asked questions
- Average temperature in September
- Average pressure in September
- Average wind speed in September
- Average humidity in September
- Average rainfall in September
- Average rainfall days in September
- Average snowfall in September
- Average snowfall days in September
- Average daylight in September
- Average sunshine in September
- Average sunshine days in September
- Average UV index in September
- Average cloud cover in September
- Average visibility in September
Weather in September
Temperature
Newton records a mild change in average high-temperature during September, easing from a warm 74.5°F (23.6°C) in August to an agreeable 68°F (20°C). Newton encounters a steady low-temperature average of 56.1°F (13.4°C) throughout the month of September.Humidity
In September, the average relative humidity is 80%.Rainfall
In Newton, Wisconsin, in September, it is raining for 13.4 days, with typically 2.36" (60mm) of accumulated precipitation. In Newton, during the entire year, the rain falls for 137.7 days and collects up to 27.64" (702mm) of precipitation.Snowfall
May through September are months without snowfall in Newton.Daylight
In Newton, Wisconsin, the average length of the day in September is 12h and 30min.On the first day of September, sunrise is at 6:15 am and sunset at 7:26 pm. On the last day of the month, sunrise is at 6:48 am and sunset at 6:33 pm CDT.
Sunshine
In September, the average sunshine is 9.1h.UV index
In September, the average daily maximum UV index in Newton, Wisconsin, is 4. A UV Index estimate of 3 to 5 represents a moderate health risk from exposure to the Sun's UV radiation for ordinary individuals.Note: The maximum UV index of 4 during September translates into these guidelines:
Exercise prevention - Warding off sunburn is urged. The Sun's most harmful UV rays are emitted around midday; avoid staying outdoors for long during this time. For effective sun eye protection, rely on sunglasses certified for UVA and UVB resistance.
Frequently asked questions
What is the temperature in September in Newton?
What is the average humidity in September in Newton?
How much does it rain in Newton in September?
When it does not snow in Newton?
Does it snow in Newton in September?
What is the average length of the day in September in Newton?
What time are sunrise and sunset in September in Newton?
How many hours of sunshine does Newton have in September?
How high is the UV index in September in Newton?
Average temperature in September
Newton, WI
- Average high temperature in September: 68°F
The warmest months (with the highest average high temperature) are July and August (74.5°F).
The month with the lowest average high temperature is January (25.2°F).
- Average low temperature in September: 56.1°F
The month with the highest average low temperature is July (62.8°F).
The coldest month (with the lowest average low temperature) is January (15.8°F).
Average pressure in September
Newton, WI
- Average pressure in September: 30.03"Hg
The months with the highest atmospheric pressure are February and March (30.09"Hg).
The month with the lowest atmospheric pressure is June (29.91"Hg).
Average wind speed in September
Newton, WI
- Average wind speed in September: 9.7mph
The windiest month (with the highest average wind speed) is January (12.7mph).
The calmest month (with the lowest average wind speed) is July (8.1mph).
Average humidity in September
Newton, WI
- Average humidity in September: 80%
The month with the highest relative humidity is January (86%).
The month with the lowest relative humidity is November (77%).
Average rainfall in September
Newton, WI
- Average rainfall in September: 2.36"
The wettest month (with the highest rainfall) is May (3.5").
The driest months (with the least rainfall) are January and February (1.14").
Average rainfall days in September
Newton, WI
- Average rainfall days in September: 13.4 days
The month with the highest number of rainy days is July (17.1 days).
The month with the least rainy days is February (3.6 days).
Average snowfall in September
Newton, WI
- Average snowfall in September: 0"
The month with the highest snowfall is January (2.87").
The months with the least snowfall are May, June, July, August and September (0").
Average snowfall days in September
Newton, WI
- Average snowfall days in September: 0 days
The month with the highest number of snowfall days is January (11.4 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in September /
Average sunshine in September
Newton, WI
- Average daylight in September: 12h and 3min
The month with the longest days is June (Average daylight: 15h and 24min).
The month with the shortest days is December (Average daylight: 9h and 0min).
- Average sunshine in September: 9h and 1min
The month with the most sunshine is July (Average sunshine: 10h and 30min).
The months with the least sunshine are January and February (Average sunshine: 3h and 36min).
Average sunshine days in September
Newton, WI
- Average sunshine days in September: 14.9 days
The month with the most sunshine days is December (17.1 days).
The month with the least sunshine days is July (10.6 days).
Average UV index in September
Newton, WI
- Average UV index in September: 4
The months with the highest UV index are June, July and August (UV index 5).
The months with the lowest UV index are January and December (UV index 1).
Average cloud cover in September
Newton, WI
- Average cloud cover in September: 30
The month with the most cloud cover is January (Cloud cover 64).
The month with the least cloud cover is July (Cloud cover 27).
Average visibility in September
Newton, WI
- Average visibility in September: 6mi
The months with the highest visibility are January, February, March, April, May, June, July, August, September, October, November and December (6mi).
The months with the lowest visibility are January, February, March, April, May, June, July, August, September, October, November and December (6mi).
Newton, Wisconsin, USA
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