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
Ledyard greets September with an average high-temperature of a pleasant 73°F (22.8°C), marking a slight deviation from the preceding month. In the month of September, the temperature in Ledyard, Iowa, generally rests at an average low of 53.8°F (12.1°C).Humidity
In Ledyard, the average relative humidity in September is 75%.Rainfall
In Ledyard, in September, it is raining for 11.8 days, with typically 2.17" (55mm) of accumulated precipitation. Throughout the year, there are 126.1 rainfall days, and 23.23" (590mm) of precipitation is accumulated.Snowfall
In Ledyard, Iowa, snow does not fall in June through September.Daylight
In September, the average length of the day in Ledyard, Iowa, is 12h and 29min.On the first day of September, sunrise is at 6:41 am and sunset at 7:51 pm. On the last day of the month, sunrise is at 7:13 am and sunset at 6:58 pm CDT.
Sunshine
In Ledyard, Iowa, the average sunshine in September is 9h.UV index
In Ledyard, the average daily maximum UV index in September is 4. A UV Index value of 3 to 5 symbolizes a medium vulnerability from unprotected exposure to Sun's UV rays for the average person.Note: The UV index of 4 during September leads to these advisories:
Take necessary precautions - Protection from skin and eye injury is mandatory. The Sun's radiation is especially intense around midday; try to stay in shade during this period. Experience reduced UV exposure by about half when donning a wide-brim hat.
Frequently asked questions
What are September temperatures in Ledyard?
What is the average humidity in September in Ledyard?
How many days does it rain in September in Ledyard?
When it does not snow in Ledyard?
Does it snow in Ledyard in September?
How many hours of daylight does Ledyard have in September?
When is the sunrise / sunset in September in Ledyard?
How many hours of sunshine does Ledyard have in September?
What is the UV index reading in September in Ledyard?
Average temperature in September
Ledyard, IA
- Average high temperature in September: 73°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 (21.9°F).
- Average low temperature in September: 53.8°F
The month with the highest average low temperature is July (62.6°F).
The coldest month (with the lowest average low temperature) is January (9°F).
Average pressure in September
Ledyard, IA
- Average pressure in September: 30"Hg
The month with the highest atmospheric pressure is January (30.15"Hg).
The month with the lowest atmospheric pressure is June (29.88"Hg).
Average wind speed in September
Ledyard, IA
- Average wind speed in September: 8.7mph
The windiest month (with the highest average wind speed) is April (10.6mph).
The calmest months (with the lowest average wind speed) are July and August (7.5mph).
Average humidity in September
Ledyard, IA
- Average humidity in September: 75%
The month with the highest relative humidity is January (89%).
The month with the lowest relative humidity is October (69%).
Average rainfall in September
Ledyard, IA
- Average rainfall in September: 2.17"
The wettest month (with the highest rainfall) is June (4.06").
The driest month (with the least rainfall) is January (0.83").
Average rainfall days in September
Ledyard, IA
- Average rainfall days in September: 11.8 days
The month with the highest number of rainy days is June (17.9 days).
The month with the least rainy days is February (2.8 days).
Average snowfall in September
Ledyard, IA
- Average snowfall in September: 0"
The month with the highest snowfall is February (5.51").
The months with the least snowfall are June, July, August and September (0").
Average snowfall days in September
Ledyard, IA
- Average snowfall days in September: 0 days
The month with the highest number of snowfall days is January (13.9 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in September /
Average sunshine in September
Ledyard, IA
- Average daylight in September: 12h and 3min
The month with the longest days is June (Average daylight: 15h and 24min).
The month with the shortest days is December (Average daylight: 9h and 0min).
- Average sunshine in September: 9h and 0min
The month with the most sunshine is July (Average sunshine: 10h and 6min).
The month with the least sunshine is January (Average sunshine: 3h and 30min).
Average sunshine days in September
Ledyard, IA
- Average sunshine days in September: 16.3 days
The month with the most sunshine days is October (18.2 days).
The month with the least sunshine days is June (9.7 days).
Average UV index in September
Ledyard, IA
- Average UV index in September: 4
The months with the highest UV index are June and July (UV index 6).
The months with the lowest UV index are January, February and November (UV index 1).
Average cloud cover in September
Ledyard, IA
- Average cloud cover in September: 32
The month with the most cloud cover is January (Cloud cover 62).
The months with the least cloud cover are July and August (Cloud cover 31).
Average visibility in September
Ledyard, IA
- Average visibility in September: 6mi
The months with the highest visibility are March, April, May, June, July, August, September, October and November (6mi).
The months with the lowest visibility are January, February and December (5mi).
Ledyard, Iowa, USA
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