September weather forecast
New Hartford, IA

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Weather in September

September, the first month of the autumn in New Hartford, is still a pleasant month, with an average temperature ranging between max 73.2°F (22.9°C) and min 54.3°F (12.4°C).

Temperature

In September, the average high-temperature registers at an agreeable 73.2°F (22.9°C), nearly identical to August's 78.4°F (25.8°C). In September, New Hartford records an average nighttime temperature of 54.3°F (12.4°C).

Humidity

The average relative humidity in September is 78%.

Rainfall

In New Hartford, in September, during 12.9 rainfall days, 2.56" (65mm) of precipitation is typically accumulated. Throughout the year, in New Hartford, there are 148.3 rainfall days, and 31.02" (788mm) of precipitation is accumulated.

Snowfall

June through September are months without snowfall.

Daylight

In New Hartford, the average length of the day in September is 12h and 28min.
On the first day of September in New Hartford, sunrise is at 6:36 am and sunset at 7:44 pm. On the last day of the month, sunrise is at 7:07 am and sunset at 6:53 pm CDT.

Sunshine

In September, the average sunshine in New Hartford is 9.2h.

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 the average person.
Note: In September, a daily maximum UV index of 4 leads to the following instructions:
Exercise prevention - Protecting skin and eyes from harm is required. Avoid the Sun's strongest UV rays by seeking shade and limiting exposure during midday. Equip yourself with UVA and UVB-filtering sunglasses on clear, sunny days.
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Frequently asked questions

What is the usual temperature for New Hartford in September?

The high-temperature, in September, in New Hartford, records 73.2°F (22.9°C), while the low-temperature is 54.3°F (12.4°C).

What is the average humidity in September in New Hartford?

The average relative humidity in September is 78%.

How much does it rain in New Hartford in September?

In New Hartford, Iowa, during September, the rain falls for 12.9 days and regularly aggregates up to 2.56" (65mm) of precipitation.

When it does not snow in New Hartford?

In New Hartford, snow does not fall in June through September.

Does it snow in New Hartford in September?

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

How many hours of daylight does New Hartford have in September?

In September, the average day length in New Hartford is 12h and 28min.

What time are sunrise and sunset in September in New Hartford?

On the first day of September in New Hartford, sunrise is at 6:36 am and sunset at 7:44 pm. On the last day of the month, sunrise is at 7:07 am and sunset at 6:53 pm CDT.

How long on average sun shines in September in New Hartford?

In September, the average sunshine duration is 9.2h.

What is the UV index reading in September in New Hartford?

In September, the average daily maximum UV index in New Hartford, Iowa, is 4. A UV Index reading of 3 to 5 represents 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
New Hartford, IA

Average temperature in September - New Hartford, IA
  • Average high temperature in September: 73.2°F

The warmest month (with the highest average high temperature) is July (79.9°F).
The month with the lowest average high temperature is January (24.1°F).

  • Average low temperature in September: 54.3°F

The month with the highest average low temperature is July (63.3°F).
The coldest month (with the lowest average low temperature) is January (11.8°F).

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Average pressure in September
New Hartford, IA

Average pressure in September - New Hartford, IA
  • Average pressure in September: 30.02"Hg

The months with the highest atmospheric pressure are January and February (30.14"Hg).
The month with the lowest atmospheric pressure is June (29.89"Hg).

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Average wind speed in September
New Hartford, IA

Average wind speed in September - New Hartford, IA
  • Average wind speed in September: 8.3mph

The windiest month (with the highest average wind speed) is April (10.8mph).
The calmest months (with the lowest average wind speed) are July and August (7.1mph).

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Average humidity in September
New Hartford, IA

Average humidity in September - New Hartford, IA
  • Average humidity in September: 78%

The month with the highest relative humidity is January (87%).
The month with the lowest relative humidity is October (71%).

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Average rainfall in September
New Hartford, IA

Average rainfall in September - New Hartford, IA
  • Average rainfall in September: 2.56"

The wettest month (with the highest rainfall) is June (4.76").
The driest month (with the least rainfall) is January (1.14").

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Average rainfall days in September
New Hartford, IA

Average rainfall days in September - New Hartford, IA
  • Average rainfall days in September: 12.9 days

The month with the highest number of rainy days is June (20.1 days).
The month with the least rainy days is February (4.9 days).

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Average snowfall in September
New Hartford, IA

Average snowfall in September - New Hartford, IA
  • Average snowfall in September: 0"

The month with the highest snowfall is February (5.51").
The months with the least snowfall are June, July, August and September (0").

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Average snowfall days in September
New Hartford, IA

Average snowfall days in September - New Hartford, IA
  • Average snowfall days in September: 0 days

The month with the highest number of snowfall days is January (13.5 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
New Hartford, IA

Average daylight in September / Average sunshine in September - New Hartford, IA
  • Average daylight in September: 12h and 3min

The month with the longest days is June (Average daylight: 15h and 18min).
The month with the shortest days is December (Average daylight: 9h and 6min).

  • Average sunshine in September: 9h and 1min

The month with the most sunshine is July (Average sunshine: 9h and 54min).
The month with the least sunshine is January (Average sunshine: 3h and 48min).

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Average sunshine days in September
New Hartford, IA

Average sunshine days in September - New Hartford, IA
  • Average sunshine days in September: 14.6 days

The month with the most sunshine days is November (17.4 days).
The month with the least sunshine days is June (7.8 days).

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Average UV index in September
New Hartford, IA

Average UV index in September - New Hartford, IA
  • Average UV index in September: 4

The month with the highest UV index is June (UV index 6).
The month with the lowest UV index is January (UV index 1).

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Average cloud cover in September
New Hartford, IA

Average cloud cover in September - New Hartford, IA
  • Average cloud cover in September: 31

The month with the most cloud cover is January (Cloud cover 60).
The months with the least cloud cover are August and September (Cloud cover 31).

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Average visibility in September
New Hartford, IA

Average visibility in September - New Hartford, IA
  • Average visibility in September: 6mi

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

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New Hartford, Iowa, USA

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