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
As August transitions into September, Spragueville sees a gentle drop in the average high-temperature, transitioning from a warm 79.3°F (26.3°C) to a still moderately hot 73.6°F (23.1°C). In Spragueville, September is marked by an average low-temperature of 54.5°F (12.5°C).Humidity
In September, the average relative humidity in Spragueville, Iowa, is 78%.Rainfall
In September, in Spragueville, the rain falls for 11.6 days. Throughout September, 2.44" (62mm) of precipitation is accumulated. Throughout the year, there are 143.3 rainfall days, and 29.76" (756mm) of precipitation is accumulated.Snowfall
In Spragueville, snow does not fall in May through September.Daylight
The average length of the day in September in Spragueville, Iowa, is 12h and 28min.On the first day of the month, sunrise is at 6:28 am and sunset at 7:34 pm. On the last day of September, sunrise is at 6:58 am and sunset at 6:44 pm CDT.
Sunshine
In Spragueville, Iowa, the average sunshine in September is 9.2h.UV index
In September, the average daily maximum UV index in Spragueville, Iowa, is 4. A UV Index estimate of 3 to 5 represents a medium health hazard from unprotected exposure to Sun's UV rays for average individuals.Note: The maximum daily UV index, 4 in September, converts into the following recommendations:
Safety measures are advised. Light-skinned individuals may experience burns in under half an hour. The Sun's radiation is especially intense around midday; try to stay in shade during this period. To best shield against UV radiation, choose sun-safe garments and dependable sunglasses.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What is the temperature in September in Spragueville?
What is the average humidity in September in Spragueville?
How many days does it rain in September in Spragueville?
When it does not snow in Spragueville?
Does it snow in Spragueville in September?
How many hours of daylight does Spragueville have in September?
When is the sunrise / sunset in September in Spragueville?
How long on average sun shines in September in Spragueville?
What is the UV index intensity in September in Spragueville?
Average temperature in September
Spragueville, IA
- Average high temperature in September: 73.6°F
The warmest month (with the highest average high temperature) is July (80.2°F).
The month with the lowest average high temperature is January (25.9°F).
- Average low temperature in September: 54.5°F
The month with the highest average low temperature is July (63.7°F).
The coldest month (with the lowest average low temperature) is January (13.3°F).
Average pressure in September
Spragueville, 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
Spragueville, IA
- Average wind speed in September: 7.8mph
The windiest month (with the highest average wind speed) is April (10.5mph).
The calmest months (with the lowest average wind speed) are July and August (6.8mph).
Average humidity in September
Spragueville, IA
- Average humidity in September: 78%
The month with the highest relative humidity is January (86%).
The month with the lowest relative humidity is October (74%).
Average rainfall in September
Spragueville, IA
- Average rainfall in September: 2.44"
The wettest month (with the highest rainfall) is May (4.53").
The driest month (with the least rainfall) is January (1.34").
Average rainfall days in September
Spragueville, IA
- Average rainfall days in September: 11.6 days
The month with the highest number of rainy days is May (18.7 days).
The month with the least rainy days is February (5.3 days).
Average snowfall in September
Spragueville, IA
- Average snowfall in September: 0"
The month with the highest snowfall is January (5.2").
The months with the least snowfall are May, June, July, August and September (0").
Average snowfall days in September
Spragueville, IA
- Average snowfall days in September: 0 days
The month with the highest number of snowfall days is January (11 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
Spragueville, IA
- Average daylight in September: 12h and 3min
The month with the longest days is June (Average daylight: 15h and 12min).
The month with the shortest days is December (Average daylight: 9h and 12min).
- Average sunshine in September: 9h and 1min
The month with the most sunshine is July (Average sunshine: 9h and 54min).
The months with the least sunshine are January and February (Average sunshine: 3h and 54min).
Average sunshine days in September
Spragueville, IA
- Average sunshine days in September: 16.3 days
The month with the most sunshine days is November (18.6 days).
The month with the least sunshine days is May (10.2 days).
Average UV index in September
Spragueville, IA
- Average UV index in September: 4
The month with the highest UV index is July (UV index 6).
The months with the lowest UV index are January and December (UV index 1).
Average cloud cover in September
Spragueville, IA
- Average cloud cover in September: 31
The month with the most cloud cover is January (Cloud cover 60).
The months with the least cloud cover are August and September (Cloud cover 31).
Average visibility in September
Spragueville, 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).
Spragueville, Iowa, USA
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