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 September commences, the average high-temperature subtly reduces, transitioning from a warm 78.6°F (25.9°C) in August to a pleasant 73.2°F (22.9°C). During September, Raymar's temperature falls to a steady low-temperature average of 54.5°F (12.5°C).Humidity
In September, the average relative humidity in Raymar is 78%.Rainfall
In September, the rain falls for 11.2 days. Throughout September, 2.48" (63mm) of precipitation is accumulated. In Raymar, during the entire year, the rain falls for 133.6 days and collects up to 28.27" (718mm) of precipitation.Snowfall
June through September are months without snowfall in Raymar.Daylight
In September, the average length of the day in Raymar, Iowa, is 12h and 28min.On the first day of September in Raymar, sunrise is at 6:34 am and sunset at 7:42 pm. On the last day of the month, sunrise is at 7:05 am and sunset at 6:51 pm CDT.
Sunshine
In September, the average sunshine is 9.1h.UV index
In Raymar, Iowa, the average daily maximum UV index in September is 4. A UV Index estimate of 3 to 5 represents a medium vulnerability from unsafe exposure to UV radiation for ordinary individuals.Note: The UV index of 4 during September leads to these advisories:
Take precautions - Protection against sun damage is advised. The Sun's UV radiation is especially harmful around midday, so reduce exposure and stay safe. Sunglasses that guard against UVA and UVB rays are pivotal in minimizing sun-induced ocular damage.
Frequently asked questions
What is the usual temperature for Raymar in September?
What is the average humidity in September in Raymar?
How many days does it rain in September in Raymar?
When it does not snow in Raymar?
Does it snow in Raymar in September?
What is the average length of the day in September in Raymar?
When is the sunrise / sunset in September in Raymar?
How many hours of sunshine does Raymar have in September?
What is the UV index reading in September in Raymar?
Average temperature in September
Raymar, IA
- Average high temperature in September: 73.2°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 (24.3°F).
- Average low temperature in September: 54.5°F
The month with the highest average low temperature is July (63.1°F).
The coldest month (with the lowest average low temperature) is January (12°F).
Average pressure in September
Raymar, IA
- Average pressure in September: 30.02"Hg
The month with the highest atmospheric pressure is January (30.14"Hg).
The month with the lowest atmospheric pressure is June (29.89"Hg).
Average wind speed in September
Raymar, IA
- Average wind speed in September: 8.2mph
The windiest month (with the highest average wind speed) is April (10.8mph).
The calmest month (with the lowest average wind speed) is August (7mph).
Average humidity in September
Raymar, IA
- Average humidity in September: 78%
The month with the highest relative humidity is January (87%).
The month with the lowest relative humidity is October (72%).
Average rainfall in September
Raymar, IA
- Average rainfall in September: 2.48"
The wettest month (with the highest rainfall) is June (4.29").
The driest months (with the least rainfall) are January and February (1.02").
Average rainfall days in September
Raymar, IA
- Average rainfall days in September: 11.2 days
The month with the highest number of rainy days is June (18.1 days).
The month with the least rainy days is February (4 days).
Average snowfall in September
Raymar, IA
- Average snowfall in September: 0"
The month with the highest snowfall is January (4.21").
The months with the least snowfall are June, July, August and September (0").
Average snowfall days in September
Raymar, IA
- Average snowfall days in September: 0 days
The month with the highest number of snowfall days is January (11.5 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in September /
Average sunshine in September
Raymar, 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 6min).
- Average sunshine in September: 9h and 1min
The month with the most sunshine is July (Average sunshine: 9h and 54min).
The month with the least sunshine is January (Average sunshine: 3h and 48min).
Average sunshine days in September
Raymar, IA
- Average sunshine days in September: 16.5 days
The month with the most sunshine days is October (17.8 days).
The month with the least sunshine days is June (10 days).
Average UV index in September
Raymar, IA
- Average UV index in September: 4
The month with the highest UV index is June (UV index 6).
The month with the lowest UV index is December (UV index 1).
Average cloud cover in September
Raymar, IA
- Average cloud cover in September: 32
The month with the most cloud cover is January (Cloud cover 60).
The month with the least cloud cover is August (Cloud cover 31).
Average visibility in September
Raymar, IA
- Average visibility in September: 6mi
The months with the highest visibility are February, March, April, May, June, September, October, November and December (6mi).
The months with the lowest visibility are January, July and August (5mi).
Raymar, Iowa, USA
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