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
September ushers in a minute temperature change, with average high-temperatures reducing from August's moderately hot 82.9°F (28.3°C) to a still warm 76.8°F (24.9°C). The average low-temperature during September nights is a mild 56.5°F (13.6°C).Humidity
The average relative humidity in September is 71%.Rainfall
In Fort Calhoun, in September, during 11 rainfall days, 1.77" (45mm) of precipitation is typically accumulated. In Fort Calhoun, during the entire year, the rain falls for 115.5 days and collects up to 19.61" (498mm) of precipitation.Snowfall
In Fort Calhoun, snow does not fall in May through September.Daylight
The average length of the day in September is 12h and 28min.On the first day of September, sunrise is at 6:51 am and sunset at 7:56 pm. On the last day of the month, sunrise is at 7:20 am and sunset at 7:07 pm CDT.
Sunshine
The average sunshine in September is 8.9h.UV index
In Fort Calhoun, the average daily maximum UV index in September is 4. A UV Index value of 3 to 5 symbolizes a medium vulnerability from exposure to the Sun's UV radiation for the average person.Note: The maximum daily UV index, 4 in September, converts into the following recommendations:
Be vigilant - A duty to shield skin and eyes from injury exists. To protect against the Sun's most potent rays, avoid direct exposure around midday. Always opt for UVA and UVB-resistant sunglasses on radiant days.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What is the usual temperature for Fort Calhoun in September?
What is the average humidity in September?
How much does it rain in September?
When it does not snow?
Does it snow in Fort Calhoun in September?
What is the average length of the day in September in Fort Calhoun?
What time are sunrise and sunset in September in Fort Calhoun?
How many hours of sunshine does Fort Calhoun have in September?
What is the UV index intensity in September?
Average temperature in September
Fort Calhoun, NE
- Average high temperature in September: 76.8°F
The warmest month (with the highest average high temperature) is July (84.6°F).
The month with the lowest average high temperature is January (29.7°F).
- Average low temperature in September: 56.5°F
The month with the highest average low temperature is July (65.7°F).
The coldest month (with the lowest average low temperature) is January (16°F).
Average pressure in September
Fort Calhoun, NE
- Average pressure in September: 29.99"Hg
The month with the highest atmospheric pressure is January (30.16"Hg).
The month with the lowest atmospheric pressure is June (29.86"Hg).
Average wind speed in September
Fort Calhoun, NE
- Average wind speed in September: 8.5mph
The windiest month (with the highest average wind speed) is April (10.7mph).
The calmest month (with the lowest average wind speed) is July (7.1mph).
Average humidity in September
Fort Calhoun, NE
- Average humidity in September: 71%
The month with the highest relative humidity is January (81%).
The month with the lowest relative humidity is October (66%).
Average rainfall in September
Fort Calhoun, NE
- Average rainfall in September: 1.77"
The wettest month (with the highest rainfall) is June (3.11").
The driest month (with the least rainfall) is January (0.51").
Average rainfall days in September
Fort Calhoun, NE
- Average rainfall days in September: 11 days
The month with the highest number of rainy days is June (15.8 days).
The month with the least rainy days is February (3.3 days).
Average snowfall in September
Fort Calhoun, NE
- Average snowfall in September: 0"
The month with the highest snowfall is February (2.52").
The months with the least snowfall are May, June, July, August and September (0").
Average snowfall days in September
Fort Calhoun, NE
- Average snowfall days in September: 0 days
The month with the highest number of snowfall days is January (9.4 days).
The months with the least snowfall days are May, June, July, August and September (0 days).
Average daylight in September /
Average sunshine in September
Fort Calhoun, NE
- Average daylight in September: 12h and 3min
The month with the longest days is June (Average daylight: 15h and 6min).
The month with the shortest days is December (Average daylight: 9h and 12min).
- 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: 4h and 36min).
Average sunshine days in September
Fort Calhoun, NE
- Average sunshine days in September: 16.9 days
The month with the most sunshine days is November (21.6 days).
The month with the least sunshine days is June (11.8 days).
Average UV index in September
Fort Calhoun, NE
- Average UV index in September: 4
The months with the highest UV index are June, July and August (UV index 6).
The month with the lowest UV index is January (UV index 1).
Average cloud cover in September
Fort Calhoun, NE
- Average cloud cover in September: 29
The month with the most cloud cover is January (Cloud cover 49).
The month with the least cloud cover is July (Cloud cover 26).
Average visibility in September
Fort Calhoun, NE
- 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).
Fort Calhoun, Nebraska, USA
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