September weather forecast
Walker, MN

Weather in September

September, the first month of the autumn, in Walker, is still a comfortable month, with average temperature ranging between max 67.3°F (19.6°C) and min 48.6°F (9.2°C).

Temperature

In September, the average high-temperature decreases, from a warm 76.6°F (24.8°C) in August, to an enjoyable 67.3°F (19.6°C). The average low-temperature, in Walker, is 48.6°F (9.2°C).

Humidity

In Walker, the average relative humidity in September is 74%.

Rainfall

In Walker, it is raining for 10.8 days, with typically 1.57" (40mm) of accumulated precipitation. Throughout the year, in Walker, there are 106.9 rainfall days, and 20.35" (517mm) of precipitation is accumulated.

Snowfall

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

Daylight

In Walker, the average length of the day is 12.5h.

Sunshine

In Walker, the average sunshine in September is 8.3h.

UV index

In Walker, Minnesota, the average daily maximum UV index in September is 4. A UV Index of 3 to 5 symbolizes a moderate health risk from the exposure to the Sun's UV radiation for ordinary individuals.
Note: The daily maximum UV index of 4 interpret into the following advice:
Take precautions. Light skin individuals may get burned in less than 30 minutes. The solar radiation is most powerful near the mid-day, so the exposure to the direct Sun should be reduced accordingly. 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. Beware! The strength of the UV rays is increased nearly double-fold by the reflection of the snow.
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FAQ

What is the average humidity in September in Walker?

In September, the average relative humidity in Walker is 74%.

How many days does it rain in September in Walker?

In September, in Walker, Minnesota, the rain falls for 10.8 days. Throughout September, 1.57" (40mm) of precipitation is accumulated.

When it does not snow in Walker?

In Walker snow does not fall in June through September.

Does it snow in Walker in September?

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

How many hours of daylight does Walker have in September?

The average length of the day in September in Walker, Minnesota, is 12.5h.

How many hours of sunshine does Walker have in September?

In September, the average sunshine in Walker, Minnesota, is 8.3h.

What is the UV index reading in September in Walker?

In Walker, Minnesota, the average daily maximum UV index in September is 4. A UV Index reading of 3 to 5 represents a medium health risk from the exposure to the Sun's UV rays.

Average temperature in September
Walker, MN

Average temperature in September - Walker, MN
  • Average high temperature in September: 19.6°C

The warmest month (with the highest average high temperature) is July (26°C).
The month with the lowest average high temperature is January (-8.6°C).

  • Average low temperature in September: 9.2°C

The month with the highest average low temperature is July (14.2°C).
The coldest month (with the lowest average low temperature) is January (-16.3°C).

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Average pressure in September
Walker, MN

Average pressure in September - Walker, MN
  • Average pressure in September: 1015.1mbar

The month with the highest atmospheric pressure is February (1020.7mbar).
The month with the lowest atmospheric pressure is June (1011.5mbar).

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Average wind speed in September
Walker, MN

Average wind speed in September - Walker, MN
  • Average wind speed in September: 12.2km/h

The windiest month (with the highest average wind speed) is October (12.7km/h).
The calmest month (with the lowest average wind speed) is August (10.5km/h).

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Average humidity in September
Walker, MN

Average humidity in September - Walker, MN
  • Average humidity in September: 74%

The months with the highest relative humidity are January and February (93%).
The month with the lowest relative humidity is May (70%).

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Average rainfall in September
Walker, MN

Average rainfall in September - Walker, MN
  • Average rainfall in September: 40mm

The wettest month (with the highest rainfall) is June (78mm).
The driest month (with the least rainfall) is February (18mm).

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Average rainfall days in September
Walker, MN

Average rainfall days in September - Walker, MN
  • Average rainfall days in September: 10.8 days

The month with the highest number of rainy days is June (15.9 days).
The months with the least rainy days are January and February (2.1 days).

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Average snowfall in September
Walker, MN

Average snowfall in September - Walker, MN
  • Average snowfall in September: 0mm

The month with the highest snowfall is December (192mm).
The months with the least snowfall are June, July, August and September (0mm).

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Average snowfall days in September
Walker, MN

Average snowfall days in September - Walker, MN
  • Average snowfall days in September: 0.1 days

The month with the highest number of snowfall days is January (19.7 days).
The months with the least snowfall days are June, July and August (0 days).

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Average daylight in September /
Average sunshine in September
Walker, MN

Average daylight in September / Average sunshine in September - Walker, MN
  • Average daylight in September: 12.5h

The month with the longest days is June (Average daylight: 15.9h).
The month with the shortest days is December (Average daylight: 8.6h).

  • Average sunshine in September: 8.3h

The month with the most sunshine is July (Average sunshine: 10.1h).
The month with the least sunshine is January (Average sunshine: 2.2h).

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Average sunshine days in September
Walker, MN

Average sunshine days in September - Walker, MN
  • Average sunshine days in September: 17 days

The month with the most sunshine days is August (17.4 days).
The month with the least sunshine days is June (11.3 days).

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Average UV index in September
Walker, MN

Average UV index in September - Walker, 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
Walker, MN

Average cloud cover in September - Walker, MN
  • Average cloud cover in September: 39

The month with the most cloud cover is January (Cloud cover 78).
The month with the least cloud cover is August (Cloud cover 33).

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Average visibility in September
Walker, MN

Average visibility in September - Walker, MN
  • Average visibility in September: 9km

The months with the highest visibility are May, June, July, August, September and October (9km).
The months with the lowest visibility are January and February (6km).

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