September weather forecast
Valentine, NE

Weather in September

September, the first month of the autumn in Valentine, is still a warm month, with temperature in the range of an average low of 47.5°F (8.6°C) and an average high of 77.4°F (25.2°C).

Temperature

In Valentine, the average high-temperature in September decreases from a tropical 87.1°F (30.6°C) in August to a warm 77.4°F (25.2°C). In Valentine, the average low-temperature is 47.5°F (8.6°C).

Humidity

With an average relative humidity of 54.5%, September is the least humid month in Valentine.

Rainfall

In Valentine, in September, it is raining for 7.1 days, with typically 1.64" (41.7mm) of accumulated precipitation. Throughout the year, in Valentine, Nebraska, there are 87.9 rainfall days, and 20.02" (508.6mm) of precipitation is accumulated.

Snowfall

January through May, September through December are months with snowfall in Valentine. September is the first month it typically snows in Valentine, Nebraska. Throughout September, in the average 0.1 snowfall days, it receives 0.7" (17.8mm) of snow. In Valentine, during the entire year, snow falls for 22.3 days and aggregates up to 33.3" (845.7mm) of snow.

Daylight

In September, the average length of the day in Valentine is 12h and 29min.
On the first day of September in Valentine, sunrise is at 6:07 am and sunset at 7:17 pm. On the last day of the month, sunrise is at 6:38 am and sunset at 6:25 pm MDT.

Sunshine

The average sunshine in September is 8.8h.

UV index

In September, the average daily maximum UV index is 6. A UV Index value of 6 to 7 symbolizes a high threat to health from exposure to the Sun's UV rays for ordinary individuals.
Note: The average daily UV index of 6 in September transform into the following instructions:
Take precautions against overexposure. Protection against sun damage is needed. Seek shade and minimize exposure to direct Sun in a period between 10 a.m. and 4 p.m. when UV radiation is most intense; keep in mind that shade structures like parasols or canopies do not provide perfect sun protection. Sun-protective clothing, a long-sleeved shirt and pants, a wide-brimmed hat, and UVA and UVB-blocking sunglasses are particularly helpful in blocking UV radiation's harmful effects. Caution! The reflection of snow can nearly double the intensity of the Sun's UV radiation.
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FAQ

What is the least humid month in Valentine?

September is the least humid month in Valentine, with an average relative humidity of 54.5%.

What is the average humidity in September in Valentine?

In Valentine, Nebraska, the average relative humidity in September is 54.5%.

How many days does it rain in September in Valentine?

In Valentine, Nebraska, in September, it is raining for 7.1 days, with typically 1.64" (41.7mm) of accumulated precipitation.

When does it start to snow in Valentine?

September is the first month it typically snows. Throughout September, in the average 0.1 snowfall days, it receives 0.7" (17.8mm) of snow.

What is the average length of the day in September in Valentine?

In Valentine, the average day length in September is 12h and 29min.

When are sunrise and sunset in September in Valentine?

In September, on the first day of the month, sunrise is at 6:07 am and sunset at 7:17 pm. On the last day of the month, in Valentine, Nebraska, sunrise is at 6:38 am and sunset at 6:25 pm MDT.

How long on average sun shines in September in Valentine?

The average sunshine duration in September is 8.8h.

How high is the UV index in September in Valentine?

The average daily maximum UV index in September in Valentine, Nebraska, is 6. A UV Index of 6 to 7 symbolizes a high health vulnerability from exposure to the Sun's UV radiation.

Average temperature in September
Valentine, NE

Average temperature in September - Valentine, NE
  • Average high temperature in September: 77.3°F

The warmest month (with the highest average high temperature) is July (88.7°F).
The month with the lowest average high temperature is January (36.5°F).

  • Average low temperature in September: 47.4°F

The month with the highest average low temperature is July (60.4°F).
The coldest month (with the lowest average low temperature) is January (10.7°F).

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Average humidity in September
Valentine, NE

Average humidity in September - Valentine, NE
  • Average humidity in September: 54.5%

The month with the highest relative humidity is February (64.6%).
The month with the lowest relative humidity is September (54.5%).

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Average rainfall in September
Valentine, NE

Average rainfall in September - Valentine, NE
  • Average rainfall in September: 1.6"

The wettest month (with the highest rainfall) is June (3.6").
The driest month (with the least rainfall) is January (0.3").

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Average rainfall days in September
Valentine, NE

Average rainfall days in September - Valentine, NE
  • Average rainfall days in September: 7.1 days

The month with the highest number of rainy days is May (11.4 days).
The month with the least rainy days is January (3.9 days).

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Average snowfall in September
Valentine, NE

Average snowfall in September - Valentine, NE
  • Average snowfall in September: 0.7"

The month with the highest snowfall is March (6.5").
The months with the least snowfall are June, July and August (0").

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Average snowfall days in September
Valentine, NE

Average snowfall days in September - Valentine, NE
  • Average snowfall days in September: 0.1 days

The month with the highest number of snowfall days is March (4.6 days).
The months with the least snowfall days are June, July and August (0 days).

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Average daylight in September /
Average sunshine in September
Valentine, NE

Average daylight in September / Average sunshine in September - Valentine, NE
  • Average daylight in September: 12h and 29min

The month with the longest days is June (Average daylight: 15h and 17min).
The month with the shortest days is December (Average daylight: 9h and 5min).

  • Average sunshine in September: 8.8h

The month with the most sunshine is July (Average sunshine: 11.3h).
The month with the least sunshine is December (Average sunshine: 5.3h).

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Average UV index in September
Valentine, NE

Average UV index in September - Valentine, NE
  • Average UV index in September: 6

The months with the highest UV index are June and July (UV index 9).
The months with the lowest UV index are January and December (UV index 1).

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