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 shift from August to September includes a small decrease in the average high-temperature, from 83.7°F (28.7°C) to a still warm 77°F (25°C). During September nights, Seward records an average temperature of 57°F (13.9°C).Humidity
In September, the average relative humidity in Seward is 70%.Rainfall
In September, the rain falls for 10.9 days. Throughout September, 1.02" (26mm) of precipitation is accumulated. Throughout the year, there are 98.2 rainfall days, and 11.06" (281mm) of precipitation is accumulated.Snowfall
June through September are months without snowfall in Seward.Daylight
In September, the average length of the day is 12h and 27min.On the first day of the month, sunrise is at 6:56 am and sunset at 8:00 pm. On the last day of September, sunrise is at 7:24 am and sunset at 7:11 pm CDT.
Sunshine
In September, the average sunshine is 8.8h.UV index
The average daily maximum UV index in September is 5. A UV Index reading of 3 to 5 represents a moderate threat to health from unsafe exposure to UV radiation for the ordinary person.Note: In September, the maximum UV index of 5 translates into these guidelines:
Heed the precautions - It is counselled to guard against solar damage. The Sun's radiation is especially intense around midday; try to stay in shade during this period. Always opt for UVA and UVB-resistant sunglasses on radiant days.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What is the average September temperature?
What is the average humidity in September?
How many days does it rain in September?
When it does not snow?
Does it snow in September?
What is the average length of the day in September?
What time are sunrise and sunset in September?
How many hours of sunshine does Seward have in September?
What is the UV index reading in September?
Average temperature in September
Seward, NE
- Average high temperature in September: 77°F
The warmest month (with the highest average high temperature) is July (85.6°F).
The month with the lowest average high temperature is January (31.6°F).
- Average low temperature in September: 57°F
The month with the highest average low temperature is July (66.6°F).
The coldest month (with the lowest average low temperature) is January (18°F).
Average pressure in September
Seward, NE
- Average pressure in September: 29.98"Hg
The month with the highest atmospheric pressure is January (30.16"Hg).
The month with the lowest atmospheric pressure is June (29.85"Hg).
Average wind speed in September
Seward, NE
- Average wind speed in September: 9mph
The windiest month (with the highest average wind speed) is April (11.3mph).
The calmest month (with the lowest average wind speed) is July (7.6mph).
Average humidity in September
Seward, NE
- Average humidity in September: 70%
The month with the highest relative humidity is January (79%).
The month with the lowest relative humidity is October (64%).
Average rainfall in September
Seward, NE
- Average rainfall in September: 1.02"
The wettest month (with the highest rainfall) is May (1.85").
The driest month (with the least rainfall) is February (0.28").
Average rainfall days in September
Seward, NE
- Average rainfall days in September: 10.9 days
The month with the highest number of rainy days is May (13.5 days).
The month with the least rainy days is February (1.9 days).
Average snowfall in September
Seward, NE
- Average snowfall in September: 0"
The month with the highest snowfall is January (1.06").
The months with the least snowfall are June, July, August and September (0").
Average snowfall days in September
Seward, NE
- Average snowfall days in September: 0 days
The month with the highest number of snowfall days is February (5.9 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in September /
Average sunshine in September
Seward, 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 18min).
- 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: 5h and 6min).
Average sunshine days in September
Seward, NE
- Average sunshine days in September: 17.3 days
The month with the most sunshine days is November (24 days).
The month with the least sunshine days is June (14.2 days).
Average UV index in September
Seward, 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
Seward, NE
- Average cloud cover in September: 28
The months with the most cloud cover are January and March (Cloud cover 44).
The month with the least cloud cover is July (Cloud cover 25).
Average visibility in September
Seward, 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).
Seward, Nebraska, USA
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