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
The commencement of September indicates a gentle shift in the average high-temperature, receding from August's moderately hot 78.3°F (25.7°C) to a pleasant 72.3°F (22.4°C). During the month of September, Thorpe's nighttime temperature lowers to an average of 53.2°F (11.8°C).Humidity
In Thorpe, Iowa, the average relative humidity in September is 79%.Rainfall
In Thorpe, in September, it is raining for 8.9 days, with typically 1.3" (33mm) of accumulated precipitation. Throughout the year, there are 111.7 rainfall days, and 13.31" (338mm) of precipitation is accumulated.Snowfall
In Thorpe, Iowa, snow does not fall in May through September.Daylight
In September, the average length of the day in Thorpe is 12h and 28min.On the first day of the month, sunrise is at 6:31 am and sunset at 7:39 pm. On the last day of September, in Thorpe, Iowa, sunrise is at 7:02 am and sunset at 6:48 pm CDT.
Sunshine
In September, the average sunshine in Thorpe is 8.9h.UV index
The average daily maximum UV index in September in Thorpe, Iowa, is 4. A UV Index value of 3 to 5 symbolizes a medium health hazard from unprotected exposure to Sun's UV rays for the average person.Note: In September, the maximum UV index of 4 translates into these guidelines:
Put precautions into practice - Ensuring skin and eye safety is a necessity. Avoiding direct sunlight during midday hours helps reduce the risk from intense UV radiation. Employ a hat with a wide brim for robust protection, cutting UV exposure by half.
Frequently asked questions
What are the temperatures in Thorpe in September?
What is the average humidity in September in Thorpe?
How much does it rain in Thorpe in September?
When it does not snow in Thorpe?
Does it snow in Thorpe in September?
How many hours of daylight does Thorpe have in September?
When is the sunrise / sunset in September in Thorpe?
How many hours of sunshine does Thorpe have in September?
How high is the UV index in September in Thorpe?
Average temperature in September
Thorpe, IA
- Average high temperature in September: 72.3°F
The warmest month (with the highest average high temperature) is July (79.3°F).
The month with the lowest average high temperature is January (24.3°F).
- Average low temperature in September: 53.2°F
The month with the highest average low temperature is July (63°F).
The coldest month (with the lowest average low temperature) is January (11.7°F).
Average pressure in September
Thorpe, IA
- Average pressure in September: 30.02"Hg
The month with the highest atmospheric pressure is January (30.13"Hg).
The month with the lowest atmospheric pressure is June (29.9"Hg).
Average wind speed in September
Thorpe, IA
- Average wind speed in September: 8.2mph
The windiest month (with the highest average wind speed) is April (10.9mph).
The calmest months (with the lowest average wind speed) are July and August (7.1mph).
Average humidity in September
Thorpe, IA
- Average humidity in September: 79%
The month with the highest relative humidity is January (88%).
The months with the lowest relative humidity are April and October (75%).
Average rainfall in September
Thorpe, IA
- Average rainfall in September: 1.3"
The wettest month (with the highest rainfall) is May (2.13").
The driest month (with the least rainfall) is December (0.47").
Average rainfall days in September
Thorpe, IA
- Average rainfall days in September: 8.9 days
The month with the highest number of rainy days is June (15.4 days).
The month with the least rainy days is February (2.6 days).
Average snowfall in September
Thorpe, IA
- Average snowfall in September: 0"
The month with the highest snowfall is January (2.13").
The months with the least snowfall are May, June, July, August and September (0").
Average snowfall days in September
Thorpe, IA
- Average snowfall days in September: 0 days
The month with the highest number of snowfall days is January (10.8 days).
The months with the least snowfall days are May, June, July, August and September (0 days).
Average daylight in September /
Average sunshine in September
Thorpe, IA
- Average daylight in September: 12h and 3min
The month with the longest days is June (Average daylight: 15h and 18min).
The month with the shortest days is December (Average daylight: 9h and 6min).
- Average sunshine in September: 8h and 5min
The months with the most sunshine are July and August (Average sunshine: 9h and 36min).
The month with the least sunshine is January (Average sunshine: 3h and 30min).
Average sunshine days in September
Thorpe, IA
- Average sunshine days in September: 18.5 days
The month with the most sunshine days is December (19.7 days).
The month with the least sunshine days is June (11.7 days).
Average UV index in September
Thorpe, IA
- Average UV index in September: 4
The months with the highest UV index are May, June, July and August (UV index 5).
The months with the lowest UV index are January, November and December (UV index 1).
Average cloud cover in September
Thorpe, IA
- Average cloud cover in September: 33
The month with the most cloud cover is January (Cloud cover 63).
The months with the least cloud cover are August and September (Cloud cover 33).
Average visibility in September
Thorpe, IA
- Average visibility in September: 6mi
The months with the highest visibility are February, March, April, May, June, August, September, October, November and December (6mi).
The months with the lowest visibility are January and July (5mi).
Thorpe, Iowa, USA
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