September weather forecast
Two Harbors, MN

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Weather in September

September, the first month of the autumn in Two Harbors, is still a comfortable month, with an average temperature ranging between max 64.4°F and min 50.4°F.

Temperature

The commencement of September indicates a gentle shift in the average high-temperature, receding from August's agreeable 72.3°F to an enjoyable 64.4°F. Two Harbors, during the month of September, experiences an average low-temperature of 50.4°F.

Humidity

In September, the average relative humidity is 79%.

Rainfall

In Two Harbors, Minnesota, during September, the rain falls for 12.2 days and regularly aggregates up to 1.77" of precipitation. Throughout the year, in Two Harbors, there are 115 rainfall days, and 21.5" of precipitation is accumulated.

Snowfall

June through September are months without snowfall in Two Harbors.

Daylight

The average length of the day in September is 12h and 32min.
On the first day of September, sunrise is at 6:26 am and sunset at 7:47 pm. On the last day of the month, sunrise is at 7:04 am and sunset at 6:49 pm CDT.

Sunshine

In September, the average sunshine in Two Harbors is 8.6h.

UV index

In Two Harbors, the average daily maximum UV index in September is 3. A UV Index estimate of 3 to 5 represents a moderate health risk from exposure to the Sun's UV rays for the ordinary person.
Note: The daily maximum UV index of 3 in September interprets into the following advice:
Be vigilant - A duty to shield skin and eyes from injury exists. Solar radiation is at its peak intensity during midday, so it's advisable to stay indoors or in the shade. It's wise to wear UVA and UVB-blocking sunglasses when the sun shines brightly.
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FAQ

What are the temperatures in Two Harbors in September?

The average high-temperature, in September, in Two Harbors, is 64.4°F, while the average low-temperature is 50.4°F.

What is the average humidity in September in Two Harbors?

The average relative humidity in September is 79%.

How much does it rain in Two Harbors in September?

In September, in Two Harbors, the rain falls for 12.2 days. Throughout September, 1.77" of precipitation is accumulated.

When it does not snow in Two Harbors?

In Two Harbors, Minnesota, snow does not fall in June through September.

Does it snow in Two Harbors in September?

In Two Harbors, Minnesota, in September, it doesn't snow. In October, it regularly snows.

How many hours of daylight does Two Harbors have in September?

In September, the average day length in Two Harbors, Minnesota, is 12h and 32min.

When is the sunrise / sunset in September in Two Harbors?

On the first day of September in Two Harbors, sunrise is at 6:26 am and sunset at 7:47 pm. On the last day of the month, sunrise is at 7:04 am and sunset at 6:49 pm CDT.

How many hours of sunshine does Two Harbors have in September?

In Two Harbors, Minnesota, the average sunshine duration in September is 8.6h.

How high is the UV index in September in Two Harbors?

The average daily maximum UV index in September in Two Harbors is 3. A UV Index reading of 3 to 5 represents a moderate health threat from exposure to Sun's UV rays.
Average high temperature
Average low temperature
Average pressure
Average wind speed
Average max. wind speed
Average wind speed gusts
Average humidity
Average rainfall
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
Two Harbors, MN

Average temperature in September - Two Harbors, MN
  • Average high temperature in September: 64.4°F

The warmest month (with the highest average high temperature) is August (72.3°F).
The month with the lowest average high temperature is January (17.6°F).

  • Average low temperature in September: 50.4°F

The month with the highest average low temperature is July (56.7°F).
The coldest month (with the lowest average low temperature) is January (6.3°F).

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Average pressure in September
Two Harbors, MN

Average pressure in September - Two Harbors, MN
  • Average pressure in September: 29.99"Hg

The month with the highest atmospheric pressure is February (30.11"Hg).
The month with the lowest atmospheric pressure is June (29.89"Hg).

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Average wind speed in September
Two Harbors, MN

Average wind speed in September - Two Harbors, MN
  • Average wind speed in September: 8.2mph

The windiest month (with the highest average wind speed) is January (9.8mph).
The calmest month (with the lowest average wind speed) is July (6.8mph).

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Average humidity in September
Two Harbors, MN

Average humidity in September - Two Harbors, MN
  • Average humidity in September: 79%

The month with the highest relative humidity is January (89%).
The month with the lowest relative humidity is May (75%).

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Average rainfall in September
Two Harbors, MN

Average rainfall in September - Two Harbors, MN
  • Average rainfall in September: 1.77"

The wettest month (with the highest rainfall) is July (2.87").
The driest month (with the least rainfall) is January (0.83").

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Average rainfall days in September
Two Harbors, MN

Average rainfall days in September - Two Harbors, MN
  • Average rainfall days in September: 12.2 days

The month with the highest number of rainy days is June (14.7 days).
The month with the least rainy days is February (1.9 days).

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Average snowfall in September
Two Harbors, MN

Average snowfall in September - Two Harbors, MN
  • Average snowfall in September: 0"

The month with the highest snowfall is December (6.1").
The months with the least snowfall are June, July, August and September (0").

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Average snowfall days in September
Two Harbors, MN

Average snowfall days in September - Two Harbors, MN
  • Average snowfall days in September: 0 days

The month with the highest number of snowfall days is January (18.8 days).
The months with the least snowfall days are June, July, August and September (0 days).

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Average daylight in September /
Average sunshine in September
Two Harbors, MN

Average daylight in September / Average sunshine in September - Two Harbors, MN
  • 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 36min).

  • Average sunshine in September: 8h and 4min

The month with the most sunshine is July (Average sunshine: 10h and 12min).
The month with the least sunshine is January (Average sunshine: 3h and 6min).

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Average sunshine days in September
Two Harbors, MN

Average sunshine days in September - Two Harbors, MN
  • Average sunshine days in September: 14.9 days

The month with the most sunshine days is October (15.7 days).
The month with the least sunshine days is February (12.6 days).

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Average UV index in September
Two Harbors, MN

Average UV index in September - Two Harbors, MN
  • Average UV index in September: 3

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

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Average cloud cover in September
Two Harbors, MN

Average cloud cover in September - Two Harbors, MN
  • Average cloud cover in September: 38

The month with the most cloud cover is January (Cloud cover 69).
The months with the least cloud cover are July and August (Cloud cover 32).

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Average visibility in September
Two Harbors, MN

Average visibility in September - Two Harbors, MN
  • Average visibility in September: 6mi

The months with the highest visibility are February, April, May, June, July, August, September, October and November (6mi).
The months with the lowest visibility are January, March and December (5mi).

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Two Harbors, Minnesota, USA

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