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
The onset of September entails a subtle temperature shift, as the average high-temperature eases from a tropical 86.5°F (30.3°C) in August to a warm 78.6°F (25.9°C). Contrary to the day's heat, an average low-temperature of 56.1°F (13.4°C) is recorded during the nights in September.Humidity
The average relative humidity in September is 59%.Rainfall
In Farnam, in September, during 10.3 rainfall days, 0.98" (25mm) of precipitation is typically accumulated. Throughout the year, there are 109.4 rainfall days, and 17.28" (439mm) of precipitation is accumulated.Snowfall
June through September are months without snowfall.Daylight
In September, the average length of the day is 12h and 27min.On the first day of September, sunrise is at 7:08 am and sunset at 8:12 pm. On the last day of the month, sunrise is at 7:37 am and sunset at 7:24 pm CDT.
Sunshine
In Farnam, the average sunshine in September is 9h.UV index
The average daily maximum UV index in September is 5. A UV Index value of 3 to 5 symbolizes a medium health hazard from exposure to the Sun's UV radiation for ordinary individuals.Note: A typical high UV index of 5 in September suggests the following recommendations:
Take precautions - Protection against skin and eye damage is obliged. It's crucial to reduce time in the direct Sun around mid-day due to the intense solar radiation. Equip yourself with UVA and UVB-filtering sunglasses on clear, sunny days.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What are September temperatures?
What is the average humidity in September?
How much does it rain in September?
When it does not snow?
Does it snow in September?
How many hours of daylight does Farnam have in September?
When is the sunrise / sunset in September?
How many hours of sunshine does Farnam have in September?
How high is the UV index in September?
Average temperature in September
Farnam, NE
- Average high temperature in September: 78.6°F
The warmest month (with the highest average high temperature) is July (87.8°F).
The month with the lowest average high temperature is January (36°F).
- Average low temperature in September: 56.1°F
The month with the highest average low temperature is July (65.3°F).
The coldest month (with the lowest average low temperature) is January (21°F).
Average pressure in September
Farnam, NE
- Average pressure in September: 29.96"Hg
The month with the highest atmospheric pressure is January (30.16"Hg).
The month with the lowest atmospheric pressure is June (29.84"Hg).
Average wind speed in September
Farnam, NE
- Average wind speed in September: 10.3mph
The windiest month (with the highest average wind speed) is April (12.3mph).
The calmest month (with the lowest average wind speed) is July (9.2mph).
Average humidity in September
Farnam, NE
- Average humidity in September: 59%
The month with the highest relative humidity is January (74%).
The month with the lowest relative humidity is October (58%).
Average rainfall in September
Farnam, NE
- Average rainfall in September: 0.98"
The wettest month (with the highest rainfall) is May (2.83").
The driest month (with the least rainfall) is January (0.39").
Average rainfall days in September
Farnam, NE
- Average rainfall days in September: 10.3 days
The month with the highest number of rainy days is May (16.7 days).
The month with the least rainy days is February (3.3 days).
Average snowfall in September
Farnam, NE
- Average snowfall in September: 0"
The month with the highest snowfall is February (2.95").
The months with the least snowfall are June, July, August and September (0").
Average snowfall days in September
Farnam, NE
- Average snowfall days in September: 0 days
The months with the highest number of snowfall days are February and December (6.5 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in September /
Average sunshine in September
Farnam, NE
- Average daylight in September: 12h and 2min
The month with the longest days is June (Average daylight: 15h and 0min).
The month with the shortest days is December (Average daylight: 9h and 18min).
- Average sunshine in September: 9h
The month with the most sunshine is July (Average sunshine: 11h).
The month with the least sunshine is January (Average sunshine: 6h).
Average sunshine days in September
Farnam, NE
- Average sunshine days in September: 16.7 days
The month with the most sunshine days is November (22.9 days).
The month with the least sunshine days is June (11.8 days).
Average UV index in September
Farnam, NE
- Average UV index in September: 5
The months with the highest UV index are June, July and August (UV index 6).
The months with the lowest UV index are January, February, November and December (UV index 2).
Average cloud cover in September
Farnam, NE
- Average cloud cover in September: 22
The month with the most cloud cover is February (Cloud cover 38).
The month with the least cloud cover is September (Cloud cover 22).
Average visibility in September
Farnam, 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).
Farnam, Nebraska, USA
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