September weather forecast
Negaunee, MI

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Weather in September

The first month of the autumn, September, is also an enjoyable month in Negaunee, Michigan, with an average temperature varying between 49.5°F (9.7°C) and 65.7°F (18.7°C).

Temperature

September's arrival signals a moderate reduction in the average high-temperature, easing from an agreeable 72.7°F (22.6°C) in August to a refreshing 65.7°F (18.7°C). In Negaunee, September nights witness a steady temperature drop to a frosty 49.5°F (9.7°C).

Humidity

In September, the average relative humidity is 80%.

Rainfall

In Negaunee, Michigan, during September, the rain falls for 14.1 days and regularly aggregates up to 2.05" (52mm) of precipitation. In Negaunee, during the entire year, the rain falls for 126.2 days and collects up to 25.98" (660mm) of precipitation.

Snowfall

June through September are months without snowfall.

Daylight

The average length of the day in September is 12h and 32min.
On the first day of September, sunrise is at 7:11 am and sunset at 8:28 pm. On the last day of the month, sunrise is at 7:48 am and sunset at 7:31 pm EDT.

Sunshine

In Negaunee, the average sunshine in September is 7h.

UV index

The average daily maximum UV index in September is 3. A UV Index reading of 3 to 5 represents a moderate health risk from unprotected exposure to Sun's UV rays for average individuals.
Note: The maximum daily UV index of 3 in September interprets into the following recommendations:
Be vigilant - Suggestions to stave off sun damage are provided. Direct exposure to the Sun's intense radiation around midday should be avoided for health reasons. Always opt for UVA and UVB-resistant sunglasses on radiant days.

Frequently asked questions

What are September temperatures?

The high-temperature during September is 65.7°F (18.7°C) and the low-temperature is 49.5°F (9.7°C).

What is the average humidity in September?

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

How many days does it rain in September?

In Negaunee, during September, the rain falls for 14.1 days and regularly aggregates up to 2.05" (52mm) of precipitation.

When it does not snow?

June through September are months without snowfall.

Does it snow in September?

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

How many hours of daylight does Negaunee have in September?

The average day length in September is 12h and 32min.

When are sunrise and sunset in September?

On the first day of September, sunrise is at 7:11 am and sunset at 8:28 pm. On the last day of the month, sunrise is at 7:48 am and sunset at 7:31 pm EDT.

How long on average sun shines in September?

In September, the average sunshine duration is 7h.

What is the UV index reading in September?

In September, the average daily maximum UV index is 3. A UV Index reading of 3 to 5 represents a medium hazard to health from unsafe exposure to Sun's UV rays.
Average humidity
Average rainfall days
Average snowfall
Average snowfall days
Average daylight
Average sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility

Average temperature in September
Negaunee, MI

Average temperature in September - Negaunee, MI
  • Average high temperature in September: 65.7°F

The warmest month (with the highest average high temperature) is July (74.7°F).
The month with the lowest average high temperature is January (20.8°F).

  • Average low temperature in September: 49.5°F

The month with the highest average low temperature is July (55.8°F).
The coldest month (with the lowest average low temperature) is January (11.7°F).

Average pressure in September
Negaunee, MI

Average pressure in September - Negaunee, MI
  • Average pressure in September: 30"Hg

The month with the highest atmospheric pressure is March (30.08"Hg).
The month with the lowest atmospheric pressure is June (29.92"Hg).

Average wind speed in September
Negaunee, MI

Average wind speed in September - Negaunee, MI
  • Average wind speed in September: 8.3mph

The windiest month (with the highest average wind speed) is January (10.1mph).
The calmest month (with the lowest average wind speed) is August (7.3mph).

Average humidity in September
Negaunee, MI

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

The month with the highest relative humidity is February (90%).
The month with the lowest relative humidity is May (71%).

Average rainfall in September
Negaunee, MI

Average rainfall in September - Negaunee, MI
  • Average rainfall in September: 2.05"

The wettest month (with the highest rainfall) is April (3.15").
The driest month (with the least rainfall) is January (1.54").

Average rainfall days in September
Negaunee, MI

Average rainfall days in September - Negaunee, MI
  • Average rainfall days in September: 14.1 days

The month with the highest number of rainy days is August (15.6 days).
The month with the least rainy days is February (2.7 days).

Average snowfall in September
Negaunee, MI

Average snowfall in September - Negaunee, MI
  • Average snowfall in September: 0"

The month with the highest snowfall is December (12.05").
The months with the least snowfall are June, July, August and September (0").

Average snowfall days in September
Negaunee, MI

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

The month with the highest number of snowfall days is January (25.9 days).
The months with the least snowfall days are June, July, August and September (0 days).

Average daylight in September /
Average sunshine in September
Negaunee, MI

Average daylight in September / Average sunshine in September - Negaunee, MI
  • Average daylight in September: 12h and 3min

The month with the longest days is June (Average daylight: 15h and 48min).
The month with the shortest days is December (Average daylight: 8h and 42min).

  • Average sunshine in September: 7h and 0min

The month with the most sunshine is July (Average sunshine: 9h and 54min).
The month with the least sunshine is January (Average sunshine: 1h and 42min).

Average sunshine days in September
Negaunee, MI

Average sunshine days in September - Negaunee, MI
  • Average sunshine days in September: 13.9 days

The month with the most sunshine days is September (13.9 days).
The month with the least sunshine days is January (5.4 days).

Average UV index in September
Negaunee, MI

Average UV index in September - Negaunee, MI
  • Average UV index in September: 3

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

Average cloud cover in September
Negaunee, MI

Average cloud cover in September - Negaunee, MI
  • Average cloud cover in September: 43

The month with the most cloud cover is January (Cloud cover 83).
The month with the least cloud cover is July (Cloud cover 35).

Average visibility in September
Negaunee, MI

Average visibility in September - Negaunee, MI
  • Average visibility in September: 6mi

The months with the highest visibility are May, June, July, August, September and October (6mi).
The months with the lowest visibility are January, February and March (4mi).

Negaunee, Michigan, USA

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