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
Walkerton's weather, upon September's arrival, documents an average high-temperature of a still moderately hot 73.4°F (23°C), nearly identical to the prior month. Throughout September, Walkerton experiences a low-temperature average of 55.2°F (12.9°C).Humidity
In Walkerton, the average relative humidity in September is 80%.Rainfall
In September, the rain falls for 12.1 days. Throughout September, 1.3" (33mm) of precipitation is accumulated. Throughout the year, there are 138.6 rainfall days, and 18.43" (468mm) of precipitation is accumulated.Snowfall
In Walkerton, snow does not fall in June through September.Daylight
In September, the average length of the day is 12h and 28min.On the first day of September, sunrise is at 7:12 am and sunset at 8:18 pm. On the last day of the month, sunrise is at 7:42 am and sunset at 7:28 pm EDT.
Sunshine
In September, the average sunshine is 7.9h.UV index
In September, the average daily maximum UV index in Walkerton is 4. A UV Index of 3 to 5 symbolizes a medium health hazard from unprotected exposure to Sun's UV rays for average individuals.Note: During September, 4 as the daily maximum UV index converts into the following advice:
Put precautions into practice - Protective measures against sun-induced damage are advised. Solar radiation peaks around mid-day, so it's wise to limit exposure to the Sun at this time. Wearing a wide-brim hat can block approximately 50% of UV radiation, protecting the eyes.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What is the temperature in September?
What is the average humidity in September?
How much does it rain in September?
When it does not snow in Walkerton?
Does it snow in September?
What is the average length of the day in September?
When are sunrise and sunset in September in Walkerton?
How many hours of sunshine does Walkerton have in September?
How high is the UV index in September?
Average temperature in September
Walkerton, IN
- Average high temperature in September: 73.4°F
The warmest month (with the highest average high temperature) is July (80.1°F).
The month with the lowest average high temperature is January (29.7°F).
- Average low temperature in September: 55.2°F
The month with the highest average low temperature is July (62.8°F).
The coldest month (with the lowest average low temperature) is January (18.9°F).
Average pressure in September
Walkerton, IN
- Average pressure in September: 30.03"Hg
The month with the highest atmospheric pressure is January (30.11"Hg).
The month with the lowest atmospheric pressure is June (29.93"Hg).
Average wind speed in September
Walkerton, IN
- Average wind speed in September: 7.1mph
The windiest month (with the highest average wind speed) is January (10.4mph).
The calmest month (with the lowest average wind speed) is August (6.2mph).
Average humidity in September
Walkerton, IN
- Average humidity in September: 80%
The month with the highest relative humidity is January (85%).
The month with the lowest relative humidity is October (75%).
Average rainfall in September
Walkerton, IN
- Average rainfall in September: 1.3"
The wettest month (with the highest rainfall) is June (2.68").
The driest months (with the least rainfall) are January, February and December (0.91").
Average rainfall days in September
Walkerton, IN
- Average rainfall days in September: 12.1 days
The month with the highest number of rainy days is May (17.1 days).
The month with the least rainy days is January (4.9 days).
Average snowfall in September
Walkerton, IN
- Average snowfall in September: 0"
The month with the highest snowfall is January (2.91").
The months with the least snowfall are June, July, August and September (0").
Average snowfall days in September
Walkerton, IN
- Average snowfall days in September: 0 days
The month with the highest number of snowfall days is January (15.1 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in September /
Average sunshine in September
Walkerton, IN
- 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 12min).
- Average sunshine in September: 7h and 5min
The month with the most sunshine is July (Average sunshine: 9h and 42min).
The month with the least sunshine is January (Average sunshine: 3h and 0min).
Average sunshine days in September
Walkerton, IN
- Average sunshine days in September: 15.2 days
The month with the most sunshine days is November (15.7 days).
The month with the least sunshine days is February (11.3 days).
Average UV index in September
Walkerton, IN
- Average UV index in September: 4
The month with the highest UV index is June (UV index 6).
The months with the lowest UV index are January and December (UV index 1).
Average cloud cover in September
Walkerton, IN
- Average cloud cover in September: 37
The month with the most cloud cover is January (Cloud cover 69).
The months with the least cloud cover are July and August (Cloud cover 35).
Average visibility in September
Walkerton, IN
- Average visibility in September: 5mi
The months with the highest visibility are March, April, May, June, October, November and December (6mi).
The months with the lowest visibility are January, February, July, August and September (5mi).
Walkerton, Indiana, USA
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