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
A subtle shift in Grantville's weather is observed as August turns into September, with the average high temperature reducing from a moderately hot 85.8°F (29.9°C) to a still warm 79°F (26.1°C). Grantville, during the month of September, experiences an average low-temperature of 59.5°F (15.3°C).Humidity
In Grantville, the average relative humidity in September is 73%.Rainfall
In Grantville, in September, it is raining for 12 days, with typically 2.17" (55mm) of accumulated precipitation. In Grantville, during the entire year, the rain falls for 123.3 days and collects up to 23.82" (605mm) of precipitation.Snowfall
May through September are months without snowfall.Daylight
The average length of the day in September is 12h and 26min.On the first day of September, sunrise is at 6:51 am and sunset at 7:52 pm. On the last day of the month, sunrise is at 7:18 am and sunset at 7:05 pm CDT.
Sunshine
The average sunshine in September in Grantville is 9h.UV index
In Grantville, the average daily maximum UV index in September is 5. A UV Index estimate of 3 to 5 represents a moderate threat to health from unprotected exposure to Sun's UV rays for the ordinary person.Note: The maximum UV index of 5 during September leads to these instructions:
Heed the precautions - It is counselled to guard against solar damage. To guard against the harmful effects of the Sun, minimize exposure during midday. Limit sun-induced ocular harm with sunglasses that feature UVA and UVB filtration.
Frequently asked questions
What is the temperature in September in Grantville?
What is the average humidity in September in Grantville?
How many days does it rain in September in Grantville?
When it does not snow in Grantville?
Does it snow in Grantville in September?
What is the average length of the day in September in Grantville?
When are sunrise and sunset in September in Grantville?
How long on average sun shines in September in Grantville?
What is the UV index reading in September in Grantville?
Average temperature in September
Grantville, KS
- Average high temperature in September: 79°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 (37.9°F).
- Average low temperature in September: 59.5°F
The month with the highest average low temperature is July (68.7°F).
The coldest month (with the lowest average low temperature) is January (22.6°F).
Average pressure in September
Grantville, KS
- Average pressure in September: 29.99"Hg
The month with the highest atmospheric pressure is January (30.16"Hg).
The month with the lowest atmospheric pressure is June (29.87"Hg).
Average wind speed in September
Grantville, KS
- Average wind speed in September: 8.1mph
The windiest month (with the highest average wind speed) is April (10.7mph).
The calmest months (with the lowest average wind speed) are July and August (7.3mph).
Average humidity in September
Grantville, KS
- Average humidity in September: 73%
The month with the highest relative humidity is May (78%).
The month with the lowest relative humidity is October (67%).
Average rainfall in September
Grantville, KS
- Average rainfall in September: 2.17"
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
Grantville, KS
- Average rainfall days in September: 12 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 days).
Average snowfall in September
Grantville, KS
- Average snowfall in September: 0"
The month with the highest snowfall is February (2.6").
The months with the least snowfall are May, June, July, August and September (0").
Average snowfall days in September
Grantville, KS
- Average snowfall days in September: 0 days
The month with the highest number of snowfall days is February (5.3 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in September /
Average sunshine in September
Grantville, KS
- Average daylight in September: 12h and 2min
The month with the longest days is June (Average daylight: 14h and 54min).
The month with the shortest days is December (Average daylight: 9h and 30min).
- Average sunshine in September: 9h and 0min
The months with the most sunshine are June and July (Average sunshine: 10h and 36min).
The month with the least sunshine is January (Average sunshine: 5h and 24min).
Average sunshine days in September
Grantville, KS
- Average sunshine days in September: 16.4 days
The month with the most sunshine days is December (22.8 days).
The month with the least sunshine days is May (12.7 days).
Average UV index in September
Grantville, KS
- Average UV index in September: 5
The months with the highest UV index are May, 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
Grantville, KS
- Average cloud cover in September: 28
The month with the most cloud cover is March (Cloud cover 44).
The months with the least cloud cover are June and July (Cloud cover 25).
Average visibility in September
Grantville, KS
- 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).
Grantville, Kansas, USA
Weather forecast for your location
2. Allow the app to use your location
