September weather forecast and climate
Wellsville, KS

September, the first month of the autumn, in Wellsville, is still a warm month, with average temperature varying between 59.9°F (15.5°C) and 79°F (26.1°C).

Temperature

In September, the average high-temperature slightly decreases, from a warm 85.1°F (29.5°C) in August, to a still moderately hot 79°F (26.1°C). In Wellsville, Kansas, in September, the average low-temperature is 59.9°F (15.5°C).

Humidity

The average relative humidity in September is 75%.

Rainfall

In Wellsville, during September, the rain falls for 11.5 days and regularly aggregates up to 1.85" (47mm) of precipitation. In Wellsville, during the entire year, the rain falls for 124 days and collects up to 21.85" (555mm) of precipitation.

Snowfall

June through September are months without snowfall.

Daylight

In September, the average length of the day is 12.4h.

Sunshine

In September, the average sunshine in Wellsville is 9.3h.

UV index

In Wellsville, the average daily maximum UV index is 5. A UV Index of 3 to 5 symbolizes a moderate health risk from unsafe exposure to the UV radiation for average individuals.
Note: In September, the average maximum UV index of 5 translate into the following recommendations:
Take precautions - Protection against sunburn is recommended. The Sun's most intense and consequently most harmful UV radiation during midday hours should be decreased by minimizing exposure and seeking shade. 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.

What is the temperature in September in Wellsville?

In September, the average high-temperature is 79°F (26.1°C), and the average low-temperature is 59.9°F (15.5°C).

What is the average humidity in September in Wellsville?

In September, the average relative humidity in Wellsville, Kansas, is 75%.

How much does it rain in Wellsville in September?

In September, in Wellsville, Kansas, the rain falls for 11.5 days. Throughout September, 1.85" (47mm) of precipitation is accumulated.

Does it snow in Wellsville in September?

In Wellsville, in September, it doesn't snow. In October, it regularly snows.

When it does not snow in Wellsville?

June through September are months without snowfall.

How many hours of daylight does Wellsville have in September?

In Wellsville, the average length of the day in September is 12.4h.

How long on average sun shines in September in Wellsville?

In September, the average sunshine is 9.3h.

What is the UV index reading in September in Wellsville?

The average daily maximum UV index in September is 5. A UV Index estimate of 3 to 5 represents a medium hazard to health from unprotected exposure to the UV radiation.
Average temperature in September - Wellsville, KS
  • Average high temperature in September: 79°F

The warmest month (with the highest average high temperature) is July (87.4°F).
The month with the lowest average high temperature is January (38.1°F).

  • Average low temperature in September: 59.9°F

The month with the highest average low temperature is July (68.9°F).
The coldest month (with the lowest average low temperature) is January (23.4°F).

Average pressure in September - Wellsville, KS
  • Average pressure in September: 30"

The month with the highest atmospheric pressure is January (30.16").
The month with the lowest atmospheric pressure is June (29.88").

Average wind speed in September - Wellsville, KS
  • Average wind speed in September: 7.6mph

The windiest months (with the highest average wind speed) are March and April (10.4mph).
The calmest months (with the lowest average wind speed) are July and August (6.9mph).

Average humidity in September - Wellsville, KS
  • Average humidity in September: 75%

The month with the highest relative humidity is May (79%).
Months with the lowest relative humidity are October and November (69%).

Average rainfall in September - Wellsville, KS
  • Average rainfall in September: 1.85"

The wettest month (with the highest rainfall) is May (3.74").
The driest month (with the least rainfall) is January (0.71").

Average rainfall days in September - Wellsville, KS
  • Average rainfall days in September: 11.5 days

The month with the highest number of rainy days is May (16.3 days).
The month with the least rainy days is January (4.6 days).

Average snowfall in September - Wellsville, KS
  • Average snowfall in September: 0"

The month with the highest snowfall is February (2.44").
Months with the least snowfall are June, July, August and September (0").

Average snowfall days in September - Wellsville, KS
  • Average snowfall days in September: 0 days

The month with the highest number of snowfall days is February (4.8 days).
Months with the least snowfall days are June, July, August and September (0 days).

Average daylight in September / Average sunshine in September - Wellsville, KS
  • Average daylight in September: 12.4h

The month with the longest days is June (Average daylight: 14.8h).
The month with the shortest days is December (Average daylight: 9.5h).

  • Average sunshine in September: 9.3h

Months with the most sunshine are June and July (Average sunshine: 10.6h).
The month with the least sunshine is January (Average sunshine: 5.4h).

Average sunshine days in September - Wellsville, KS
  • Average sunshine days in September: 15.6 days

The month with the most sunshine days is December (22.9 days).
The month with the least sunshine days is May (12.7 days).

Average UV index in September - Wellsville, KS
  • Average UV index in September: 5

The month with the highest UV index is June (UV index 7).
Months with the lowest UV index are January, February, November and December (UV index 2).

Average cloud cover in September - Wellsville, KS
  • Average cloud cover in September: 27

The month with the most cloud cover is March (Cloud cover 44).
The month with the least cloud cover is July (Cloud cover 24).

Average visibility in September - Wellsville, KS
  • Average visibility in September: 6mi

Months with the highest visibility are January, February, March, April, May, June, July, August, September, October, November and December (6mi).
Months with the lowest visibility are January, February, March, April, May, June, July, August, September, October, November and December (6mi).