September weather forecast
Harmony, MN

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Weather in September

The first month of the autumn, September, is still a pleasant month in Harmony, Minnesota, with an average temperature fluctuating between 70.3°F (21.3°C) and 51.8°F (11°C).

Temperature

A subtle change in temperatures is noted as August gives way to September, with average highs reducing from a warm 76.8°F (24.9°C) to an agreeable 70.3°F (21.3°C). Throughout the nights in September, Harmony experiences an average low-temperature of 51.8°F (11°C).

Humidity

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

Rainfall

In Harmony, during September, the rain falls for 11.6 days and regularly aggregates up to 1.57" (40mm) of precipitation. Throughout the year, there are 123.3 rainfall days, and 19.37" (492mm) of precipitation is accumulated.

Snowfall

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

Daylight

In September, the average length of the day in Harmony is 12h and 29min.
On the first day of the month, sunrise is at 6:32 am and sunset at 7:42 pm. On the last day of September, in Harmony, Minnesota, sunrise is at 7:05 am and sunset at 6:50 pm CDT.

Sunshine

In September, the average sunshine in Harmony is 8.8h.

UV index

In September, the average daily maximum UV index in Harmony, Minnesota, is 4. A UV Index of 3 to 5 symbolizes a medium vulnerability from exposure to the Sun's UV radiation for ordinary individuals.
Note: The UV index of 4 during September leads to these advisories:
Exercise caution. The susceptibility of light skin individuals to burns is less than 30 minutes. The midday Sun can be harmful due to its potent UV radiation; seek shade and reduce exposure. By wearing a generously brimmed hat, you can cut UV radiation exposure significantly.
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Frequently asked questions

What are September temperatures in Harmony?

In Harmony, 70.3°F (21.3°C) is the average high-temperature and 51.8°F (11°C) is the average low-temperature during September.

What is the average humidity in September in Harmony?

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

How much does it rain in Harmony in September?

In Harmony, Minnesota, in September, it is raining for 11.6 days, with typically 1.57" (40mm) of accumulated precipitation.

When it does not snow in Harmony?

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

Does it snow in Harmony in September?

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

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

In Harmony, Minnesota, the average day length in September is 12h and 29min.

What time are sunrise and sunset in September in Harmony?

In September, on the first day of the month, sunrise is at 6:32 am and sunset at 7:42 pm. On the last day of the month, in Harmony, Minnesota, sunrise is at 7:05 am and sunset at 6:50 pm CDT.

How long on average sun shines in September in Harmony?

The average sunshine duration in September in Harmony, Minnesota, is 8.8h.

How high is the UV index in September in Harmony?

In Harmony, Minnesota, the average daily maximum UV index in September is 4. A UV Index value of 3 to 5 symbolizes a moderate health threat from 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
Harmony, MN

Average temperature in September - Harmony, MN
  • Average high temperature in September: 70.3°F

The warmest month (with the highest average high temperature) is July (78.1°F).
The month with the lowest average high temperature is January (21°F).

  • Average low temperature in September: 51.8°F

The month with the highest average low temperature is July (61.3°F).
The coldest month (with the lowest average low temperature) is January (8.4°F).

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Average pressure in September
Harmony, MN

Average pressure in September - Harmony, MN
  • Average pressure in September: 30.01"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).

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Average wind speed in September
Harmony, MN

Average wind speed in September - Harmony, MN
  • Average wind speed in September: 8.3mph

The windiest months (with the highest average wind speed) are January, February, April and November (10.4mph).
The calmest months (with the lowest average wind speed) are July and August (7.2mph).

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Average humidity in September
Harmony, MN

Average humidity in September - Harmony, MN
  • Average humidity in September: 80%

The months with the highest relative humidity are January and February (90%).
The month with the lowest relative humidity is October (75%).

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Average rainfall in September
Harmony, MN

Average rainfall in September - Harmony, MN
  • Average rainfall in September: 1.57"

The wettest month (with the highest rainfall) is June (3.46").
The driest month (with the least rainfall) is January (0.63").

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Average rainfall days in September
Harmony, MN

Average rainfall days in September - Harmony, MN
  • Average rainfall days in September: 11.6 days

The month with the highest number of rainy days is June (17.2 days).
The month with the least rainy days is February (2.8 days).

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Average snowfall in September
Harmony, MN

Average snowfall in September - Harmony, MN
  • Average snowfall in September: 0"

The month with the highest snowfall is February (3.74").
The months with the least snowfall are June, July, August and September (0").

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Average snowfall days in September
Harmony, MN

Average snowfall days in September - Harmony, MN
  • Average snowfall days in September: 0 days

The month with the highest number of snowfall days is January (12.4 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
Harmony, MN

Average daylight in September / Average sunshine in September - Harmony, MN
  • Average daylight in September: 12h and 3min

The month with the longest days is June (Average daylight: 15h and 24min).
The month with the shortest days is December (Average daylight: 9h and 0min).

  • Average sunshine in September: 8h and 5min

The month with the most sunshine is July (Average sunshine: 9h and 42min).
The month with the least sunshine is January (Average sunshine: 3h and 18min).

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Average sunshine days in September
Harmony, MN

Average sunshine days in September - Harmony, MN
  • Average sunshine days in September: 16 days

The month with the most sunshine days is November (18.1 days).
The month with the least sunshine days is June (9.8 days).

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Average UV index in September
Harmony, MN

Average UV index in September - Harmony, MN
  • Average UV index in September: 4

The month with the highest UV index is July (UV index 6).
The months with the lowest UV index are January, February, November and December (UV index 1).

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Average cloud cover in September
Harmony, MN

Average cloud cover in September - Harmony, MN
  • Average cloud cover in September: 35

The month with the most cloud cover is January (Cloud cover 65).
The month with the least cloud cover is August (Cloud cover 32).

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Average visibility in September
Harmony, MN

Average visibility in September - Harmony, MN
  • Average visibility in September: 6mi

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

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Harmony, Minnesota, USA

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