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
Transitioning from August to September involves a subtle drop in average high-temperatures, descending from a moderately hot 77.9°F (25.5°C) to an agreeable 72°F (22.2°C). Nighttime temperatures in September average to a cool 52.5°F (11.4°C).Humidity
In September, the average relative humidity in Westphalia is 79%.Rainfall
In Westphalia, in September, during 10 rainfall days, 0.79" (20mm) of precipitation is typically accumulated. Throughout the year, there are 121.9 rainfall days, and 12.01" (305mm) of precipitation is accumulated.Snowfall
June through September are months without snowfall.Daylight
The average length of the day in September in Westphalia, Michigan, is 12h and 29min.On the first day of the month, sunrise is at 7:04 am and sunset at 8:13 pm. On the last day of September, in Westphalia, sunrise is at 7:36 am and sunset at 7:21 pm EDT.
Sunshine
In Westphalia, the average sunshine in September is 8h.UV index
In Westphalia, Michigan, the average daily maximum UV index in September is 3. A UV Index of 3 to 5 symbolizes a moderate threat to health from exposure to the Sun's UV radiation for the average person.Note: In September, a regular UV index of 3 translates into these guidelines:
Ensure safety - Sun damage prevention is strongly urged. Direct exposure to the Sun during its peak hours around mid-day should be minimized for safety. Fend off the sun's harsh rays with appropriate clothing, a wide-brim hat, and UV-protective sunglasses.
Frequently asked questions
What is the usual temperature for Westphalia in September?
What is the average humidity in September in Westphalia?
How many days does it rain in September in Westphalia?
When it does not snow in Westphalia?
Does it snow in Westphalia in September?
What is the average length of the day in September in Westphalia?
What time are sunrise and sunset in September in Westphalia?
How long on average sun shines in September in Westphalia?
What is the UV index intensity in September in Westphalia?
Average temperature in September
Westphalia, MI
- Average high temperature in September: 72°F
The warmest month (with the highest average high temperature) is July (79.2°F).
The month with the lowest average high temperature is January (27.1°F).
- Average low temperature in September: 52.5°F
The month with the highest average low temperature is July (60.8°F).
The coldest month (with the lowest average low temperature) is January (17.1°F).
Average pressure in September
Westphalia, MI
- Average pressure in September: 30.03"Hg
The month with the highest atmospheric pressure is March (30.09"Hg).
The month with the lowest atmospheric pressure is June (29.92"Hg).
Average wind speed in September
Westphalia, MI
- Average wind speed in September: 7.4mph
The windiest month (with the highest average wind speed) is February (10.1mph).
The calmest month (with the lowest average wind speed) is July (6.6mph).
Average humidity in September
Westphalia, MI
- Average humidity in September: 79%
The month with the highest relative humidity is January (88%).
The month with the lowest relative humidity is April (76%).
Average rainfall in September
Westphalia, MI
- Average rainfall in September: 0.79"
The wettest month (with the highest rainfall) is May (1.77").
The driest months (with the least rainfall) are February and November (0.63").
Average rainfall days in September
Westphalia, MI
- Average rainfall days in September: 10 days
The month with the highest number of rainy days is May (14.5 days).
The month with the least rainy days is February (4.6 days).
Average snowfall in September
Westphalia, MI
- Average snowfall in September: 0"
The month with the highest snowfall is December (2.05").
The months with the least snowfall are June, July, August and September (0").
Average snowfall days in September
Westphalia, MI
- Average snowfall days in September: 0 days
The month with the highest number of snowfall days is January (15.2 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in September /
Average sunshine in September
Westphalia, MI
- 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 0min
The month with the most sunshine is July (Average sunshine: 10h and 18min).
The month with the least sunshine is January (Average sunshine: 2h and 42min).
Average sunshine days in September
Westphalia, MI
- Average sunshine days in September: 17.8 days
The month with the most sunshine days is September (17.8 days).
The month with the least sunshine days is February (13.2 days).
Average UV index in September
Westphalia, MI
- Average UV index in September: 3
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
Westphalia, MI
- Average cloud cover in September: 35
The month with the most cloud cover is January (Cloud cover 72).
The month with the least cloud cover is July (Cloud cover 31).
Average visibility in September
Westphalia, MI
- Average visibility in September: 6mi
The months with the highest visibility are March, April, May, June, July, August, September, October, November and December (6mi).
The months with the lowest visibility are January and February (5mi).
Westphalia, Michigan, USA
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