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's onset introduces a mild reduction in the average high-temperature, from a moderately hot 85.6°F (29.8°C) in August to a still warm 78.6°F (25.9°C). During September, the nighttime temperature in Amherst presents a clear descent from the daily peaks, falling to an average of 56.8°F (13.8°C).Humidity
The average relative humidity in September in Amherst, Nebraska, is 63%.Rainfall
In Amherst, in September, it is raining for 8.7 days, with typically 0.79" (20mm) of accumulated precipitation. Throughout the year, there are 102.6 rainfall days, and 17.44" (443mm) of precipitation is accumulated.Snowfall
May through September are months without snowfall in Amherst.Daylight
In Amherst, Nebraska, the average length of the day in September is 12h and 27min.On the first day of the month, sunrise is at 7:04 am and sunset at 8:08 pm. On the last day of September, sunrise is at 7:33 am and sunset at 7:20 pm CDT.
Sunshine
In September, the average sunshine in Amherst is 8.8h.UV index
In Amherst, the average daily maximum UV index in September is 5. A UV Index value of 3 to 5 symbolizes a medium health hazard from unsafe exposure to UV radiation for the ordinary person.Note: A typical high UV index of 5 in September suggests the following recommendations:
Take precautions - Protection against sun damage is advised. Stay safe from the Sun's strongest UV rays by limiting exposure during midday. Experience reduced UV exposure by about half when donning a wide-brim hat.
Frequently asked questions
What is the usual temperature for Amherst in September?
What is the average humidity in September in Amherst?
How much does it rain in Amherst in September?
When it does not snow in Amherst?
Does it snow in Amherst in September?
How many hours of daylight does Amherst have in September?
What time are sunrise and sunset in September in Amherst?
How long on average sun shines in September in Amherst?
How high is the UV index in September in Amherst?
Average temperature in September
Amherst, NE
- Average high temperature in September: 78.6°F
The warmest month (with the highest average high temperature) is July (88°F).
The month with the lowest average high temperature is January (34.9°F).
- Average low temperature in September: 56.8°F
The month with the highest average low temperature is July (66°F).
The coldest month (with the lowest average low temperature) is January (19.9°F).
Average pressure in September
Amherst, NE
- Average pressure in September: 29.98"Hg
The month with the highest atmospheric pressure is January (30.17"Hg).
The month with the lowest atmospheric pressure is June (29.85"Hg).
Average wind speed in September
Amherst, NE
- Average wind speed in September: 9.8mph
The windiest month (with the highest average wind speed) is April (11.9mph).
The calmest month (with the lowest average wind speed) is July (8.5mph).
Average humidity in September
Amherst, NE
- Average humidity in September: 63%
The month with the highest relative humidity is January (76%).
The month with the lowest relative humidity is October (59%).
Average rainfall in September
Amherst, NE
- Average rainfall in September: 0.79"
The wettest month (with the highest rainfall) is May (2.83").
The driest month (with the least rainfall) is January (0.55").
Average rainfall days in September
Amherst, NE
- Average rainfall days in September: 8.7 days
The month with the highest number of rainy days is May (15.6 days).
The month with the least rainy days is February (3.3 days).
Average snowfall in September
Amherst, NE
- Average snowfall in September: 0"
The month with the highest snowfall is December (4.17").
The months with the least snowfall are May, June, July, August and September (0").
Average snowfall days in September
Amherst, NE
- Average snowfall days in September: 0 days
The month with the highest number of snowfall days is February (8.1 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in September /
Average sunshine in September
Amherst, 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 54min).
The month with the least sunshine is December (Average sunshine: 5h and 36min).
Average sunshine days in September
Amherst, NE
- Average sunshine days in September: 19.5 days
The month with the most sunshine days is November (23.5 days).
The month with the least sunshine days is May (13.8 days).
Average UV index in September
Amherst, 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
Amherst, NE
- Average cloud cover in September: 25
The months with the most cloud cover are January, February and March (Cloud cover 40).
The month with the least cloud cover is July (Cloud cover 24).
Average visibility in September
Amherst, 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).
Amherst, Nebraska, USA
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