September weather forecast
Wassaic, ND

Weather in September

The first month of the autumn, September, is also an agreeable month in Wassaic, North Dakota, with average temperature varying between 70.7°F (21.5°C) and 51.1°F (10.6°C).

Temperature

In September, the average high-temperature drops, from a warm 81.1°F (27.3°C) in August, to a pleasant 70.7°F (21.5°C). In September, the average low-temperature is 51.1°F (10.6°C).

Humidity

The average relative humidity in September is 54%.

Rainfall

In Wassaic, in September, during 6.9 rainfall days, 0.94" (24mm) of precipitation is typically accumulated. Throughout the year, in Wassaic, there are 69.9 rainfall days, and 6.77" (172mm) of precipitation is accumulated.

Snowfall

June through September are months without snowfall.

Daylight

In Wassaic, the average length of the day is 12.6h.

Sunshine

In Wassaic, the average sunshine is 8.5h.

UV index

The average daily maximum UV index in Wassaic is 4. A UV Index reading of 3 to 5 represents a medium health hazard from the exposure to the Sun's UV rays for the ordinary person.
Note: The average daily UV index of 4 in September transform into the following instructions:
Take precautions - Protection against the skin and eye damage is obliged. The solar radiation is most powerful near the mid-day, so the exposure to the direct Sun should be reduced accordingly. Sun-protective clothing, a long-sleeved shirt and pants, a wide-brimmed hat, and UVA and UVB-blocking sunglasses are particularly helpful in blocking UV radiation's harmful effects.
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FAQ

What is the average humidity in September in Wassaic?

In September, the average relative humidity in Wassaic, North Dakota, is 54%.

How many days does it rain in September in Wassaic?

In Wassaic, North Dakota, during September, the rain falls for 6.9 days and regularly aggregates up to 0.94" (24mm) of precipitation.

When it does not snow in Wassaic?

June through September are months without snowfall in Wassaic, North Dakota.

Does it snow in Wassaic in September?

In Wassaic, North Dakota, in September, it doesn't snow. In October, it regularly snows.

How many hours of daylight does Wassaic have in September?

In September, the average length of the day in Wassaic is 12.6h.

How long on average sun shines in September in Wassaic?

The average sunshine in September in Wassaic, North Dakota, is 8.5h.

How high is the UV index in September in Wassaic?

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

Average temperature in September
Wassaic, ND

Average temperature in September - Wassaic, ND
  • Average high temperature in September: 70.7°F

The warmest month (with the highest average high temperature) is July (82°F).
The month with the lowest average high temperature is January (19.8°F).

  • Average low temperature in September: 51.1°F

The month with the highest average low temperature is July (59.5°F).
The coldest month (with the lowest average low temperature) is January (5.7°F).

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Average pressure in September
Wassaic, ND

Average pressure in September - Wassaic, ND
  • Average pressure in September: 29.94"

The month with the highest atmospheric pressure is February (30.17").
The month with the lowest atmospheric pressure is June (29.84").

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Average wind speed in September
Wassaic, ND

Average wind speed in September - Wassaic, ND
  • Average wind speed in September: 9.8mph

The windiest months (with the highest average wind speed) are April and October (10.7mph).
The calmest month (with the lowest average wind speed) is August (8.6mph).

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Average humidity in September
Wassaic, ND

Average humidity in September - Wassaic, ND
  • Average humidity in September: 54%

The month with the highest relative humidity is January (90%).
The month with the lowest relative humidity is August (52%).

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Average rainfall in September
Wassaic, ND

Average rainfall in September - Wassaic, ND
  • Average rainfall in September: 0.94"

The wettest month (with the highest rainfall) is June (1.18").
The driest months (with the least rainfall) are January and February (0.2").

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Average rainfall days in September
Wassaic, ND

Average rainfall days in September - Wassaic, ND
  • Average rainfall days in September: 6.9 days

The month with the highest number of rainy days is June (11.3 days).
The month with the least rainy days is February (1.6 days).

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Average snowfall in September
Wassaic, ND

Average snowfall in September - Wassaic, ND
  • Average snowfall in September: 0"

The month with the highest snowfall is February (1.14").
Months with the least snowfall are June, July, August and September (0").

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Average snowfall days in September
Wassaic, ND

Average snowfall days in September - Wassaic, ND
  • Average snowfall days in September: 0 days

The month with the highest number of snowfall days is December (10.9 days).
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
Wassaic, ND

Average daylight in September / Average sunshine in September - Wassaic, ND
  • Average daylight in September: 12.6h

The month with the longest days is June (Average daylight: 16h).
The month with the shortest days is December (Average daylight: 8.4h).

  • Average sunshine in September: 8.5h

The month with the most sunshine is July (Average sunshine: 11.3h).
Months with the least sunshine are January and December (Average sunshine: 3.9).

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Average sunshine days in September
Wassaic, ND

Average sunshine days in September - Wassaic, ND
  • Average sunshine days in September: 21.1 days

The month with the most sunshine days is November (22.7 days).
The month with the least sunshine days is June (15.7 days).

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Average UV index in September
Wassaic, ND

Average UV index in September - Wassaic, ND
  • Average UV index in September: 4

The month with the highest UV index is July (UV index 6).
Months with the lowest UV index are January, February, March, October, November and December (UV index 2).

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Average cloud cover in September
Wassaic, ND

Average cloud cover in September - Wassaic, ND
  • Average cloud cover in September: 26

The month with the most cloud cover is February (Cloud cover 62).
Months with the least cloud cover are July and August (Cloud cover 22).

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Average visibility in September
Wassaic, ND

Average visibility in September - Wassaic, ND
  • Average visibility in September: 6mi

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

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