September weather forecast and climate
Wetmore, MI

September, the first month of the autumn, in Wetmore, is still a comfortable month, with average temperature fluctuating between 52.7°F (11.5°C) and 64°F (17.8°C).

Temperature

In Wetmore, the average high-temperature in September is essentially the same as in August - an enjoyable 64°F (17.8°C). In September, in Wetmore, Michigan, the average low-temperature is 52.7°F (11.5°C).

Humidity

In September, the average relative humidity is 80%.

Rainfall

In Wetmore, Michigan, during September, the rain falls for 13.5 days and regularly aggregates up to 2.17" (55mm) of precipitation. Throughout the year, there are 122.5 rainfall days, and 21.89" (556mm) of precipitation is accumulated.

Snowfall

In Wetmore snow does not fall in June through September.

Daylight

The average length of the day in Wetmore is 12.5h.

Sunshine

In September, the average sunshine is 7.5h.

UV index

In Wetmore, the average daily maximum UV index in September is 4. A UV Index value of 3 to 5 symbolizes a medium health hazard from the exposure to the Sun's UV radiation for average individuals.
Note: In September, the average maximum UV index of 4 translate into the following recommendations:
Take precautions - Protection against sun damage is advised. The Sun's most intense and consequently most harmful UV radiation during midday hours should be decreased by minimizing exposure and seeking shade. A wide-brim hat offers excellent sun protection for eyes, ears, face, and neck. Sunglasses with UVA and UVB protection significantly reduce eye damage from sun exposure. Tightly woven, loose-fitting clothes provide additional protection from the Sun.

What is the temperature in September in Wetmore?

The average high-temperature, in September, in Wetmore, Michigan, is 64°F (17.8°C), while the average low-temperature is 52.7°F (11.5°C).

What is the average humidity in September in Wetmore?

In Wetmore, Michigan, the average relative humidity in September is 80%.

How many days does it rain in September in Wetmore?

In Wetmore, Michigan, in September, it is raining for 13.5 days, with typically 2.17" (55mm) of accumulated precipitation.

Does it snow in Wetmore in September?

In Wetmore, Michigan, in September, it doesn't snow. In October, it regularly snows.

When it does not snow in Wetmore?

June through September are months without snowfall.

What is the average length of the day in September in Wetmore?

The average length of the day in September in Wetmore, Michigan, is 12.5h.

How many hours of sunshine does Wetmore have in September?

In Wetmore, Michigan, the average sunshine in September is 7.5h.

How high is the UV index in September in Wetmore?

In Wetmore, Michigan, the average daily maximum UV index in September is 4. A UV Index value of 3 to 5 symbolizes a moderate vulnerability from unsafe exposure to the Sun's UV rays.
Average temperature in September - Wetmore, MI
  • Average high temperature in September: 17.8°C

The warmest month (with the highest average high temperature) is August (20.6°C).
The month with the lowest average high temperature is January (-4.6°C).

  • Average low temperature in September: 11.5°C

The month with the highest average low temperature is August (14.3°C).
The coldest month (with the lowest average low temperature) is February (-8.8°C).

Average pressure in September - Wetmore, MI
  • Average pressure in September: 1016mbar

The month with the highest atmospheric pressure is March (1018.7mbar).
The month with the lowest atmospheric pressure is June (1013.2mbar).

Average wind speed in September - Wetmore, MI
  • Average wind speed in September: 16.2km/h

The windiest month (with the highest average wind speed) is January (20.4km/h).
The calmest month (with the lowest average wind speed) is July (12.9km/h).

Average humidity in September - Wetmore, MI
  • Average humidity in September: 80%

Months with the highest relative humidity are January and February (87%).
The month with the lowest relative humidity is May (76%).

Average rainfall in September - Wetmore, MI
  • Average rainfall in September: 55mm

The wettest month (with the highest rainfall) is October (65mm).
The driest month (with the least rainfall) is January (32mm).

Average rainfall days in September - Wetmore, MI
  • Average rainfall days in September: 13.5 days

The month with the highest number of rainy days is October (14.6 days).
The month with the least rainy days is February (2.8 days).

Average snowfall in September - Wetmore, MI
  • Average snowfall in September: 0mm

The month with the highest snowfall is December (156mm).
Months with the least snowfall are June, July, August and September (0mm).

Average snowfall days in September - Wetmore, MI
  • Average snowfall days in September: 0 days

The month with the highest number of snowfall days is January (20.8 days).
Months with the least snowfall days are June, July, August and September (0 days).

Average daylight in September / Average sunshine in September - Wetmore, MI
  • Average daylight in September: 12.5h

The month with the longest days is June (Average daylight: 15.8h).
The month with the shortest days is December (Average daylight: 8.7h).

  • Average sunshine in September: 7.5h

The month with the most sunshine is July (Average sunshine: 10.1h).
The month with the least sunshine is January (Average sunshine: 1.8h).

Average sunshine days in September - Wetmore, MI
  • Average sunshine days in September: 14.5 days

The month with the most sunshine days is August (16.3 days).
The month with the least sunshine days is January (6.4 days).

Average UV index in September - Wetmore, MI
  • Average UV index in September: 4

Months with the highest UV index are July and August (UV index 5).
Months with the lowest UV index are January, February, March, November and December (UV index 1).

Average cloud cover in September - Wetmore, MI
  • Average cloud cover in September: 37

The month with the most cloud cover is January (Cloud cover 82).
The month with the least cloud cover is July (Cloud cover 32).

Average visibility in September - Wetmore, MI
  • Average visibility in September: 9km

Months with the highest visibility are March, April, May, June, July, August, September, October and November (9km).
Months with the lowest visibility are January, February and December (8km).