August weather forecast
Riverdale Junction, ND

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Weather in August

The last month of the summer, August, is also a moderately hot month in Riverdale Junction, North Dakota, with an average temperature fluctuating between 81.1°F (27.3°C) and 58.6°F (14.8°C).

Temperature

Riverdale Junction marks the onset of August with an average high-temperature of a still moderately hot 81.1°F (27.3°C), a subtle shift from July's 81.9°F (27.7°C). Following the sharp contrast to daytime warmth, an average nighttime temperature of 58.6°F (14.8°C) gets registered in Riverdale Junction during August.

Heat index

In August, the heat index is appraised at 82.4°F (28°C). If one endures exposure and continues to be active, it might result in tiredness and heat cramps.
Metrics for the heat index primarily focus on shaded spots and light wind conditions. Direct sunshine exposure could raise heat index values by as much as 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'apparent temperature' or 'felt air temperature', is calculated by taking the relative humidity value for a specific location and factoring it into the air temperature reading. Additional elements encompassing metabolic differences, the degree of physical activity, and attire can impact the individual's perception of temperature. Should you be directly under the sun, anticipate a possible increase in the heat index by up to 15 Fahrenheit (8 Celsius) degrees. Heat index values hold particular importance for children. Children regularly disregard the necessity to rest and replenish fluids. Thirst is a late symptom of dehydration - thus, maintaining hydration, particularly during long-lasting physical activities, is essential.

Humidity

With an average relative humidity of 54%, August is the least humid month.

Rainfall

In Riverdale Junction, North Dakota, in August, during 10.3 rainfall days, 1.46" (37mm) of precipitation is typically accumulated. Throughout the year, there are 95.9 rainfall days, and 14.65" (372mm) of precipitation is accumulated.

Snowfall

In Riverdale Junction, snow does not fall in June through September.

Daylight

In Riverdale Junction, the average length of the day in August is 14h and 12min.
On the first day of August in Riverdale Junction, sunrise is at 6:23 am and sunset at 9:18 pm. On the last day of the month, sunrise is at 7:03 am and sunset at 8:26 pm CDT.

Sunshine

In Riverdale Junction, the average sunshine in August is 10.8h.

UV index

The average daily maximum UV index in August in Riverdale Junction is 5. A UV Index reading of 3 to 5 represents a medium health hazard from exposure to the Sun's UV rays for ordinary individuals.
Note: A daily maximum UV index of 5 in August translates into the following instructions:
Stay alert. Light-skinned people could suffer burns in less than 30 minutes. The Sun's most harmful UV rays are emitted around midday; avoid staying outdoors for long during this time. Opt for tightly woven and loose clothing to enhance protection from the Sun.
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Frequently asked questions

What are August temperatures in Riverdale Junction?

The high-temperature, in August, in Riverdale Junction, is 81.1°F (27.3°C), while the low-temperature averages to 58.6°F (14.8°C). The average heat index (a.k.a. 'apparent temperature', 'felt air temperature'), which combines relative humidity and air temperature, in August is appraised at 82.4°F (28°C).

What is the least humid month in Riverdale Junction?

With an average relative humidity of 54%, August is the least humid month.

What is the average humidity in August in Riverdale Junction?

The average relative humidity in August is 54%.

How much does it rain in Riverdale Junction in August?

In August, in Riverdale Junction, the rain falls for 10.3 days. Throughout August, 1.46" (37mm) of precipitation is accumulated.

When it does not snow in Riverdale Junction?

June through September are months without snowfall.

What is the average length of the day in August in Riverdale Junction?

The average day length in August in Riverdale Junction, North Dakota, is 14h and 12min.

When is the sunrise / sunset in August in Riverdale Junction?

In August, on the first day of the month, sunrise is at 6:23 am and sunset at 9:18 pm. On the last day of the month, in Riverdale Junction, North Dakota, sunrise is at 7:03 am and sunset at 8:26 pm CDT.

How long on average sun shines in August in Riverdale Junction?

In August, the average sunshine duration in Riverdale Junction, North Dakota, is 10.8h.

How high is the UV index in August in Riverdale Junction?

In Riverdale Junction, North Dakota, the average daily maximum UV index in August is 5. A UV Index value of 3 to 5 symbolizes a moderate health threat from unprotected exposure to UV radiation.
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 August
Riverdale Junction, ND

Average temperature in August - Riverdale Junction, ND
  • Average high temperature in August: 81.1°F

The warmest month (with the highest average high temperature) is July (81.9°F).
The month with the lowest average high temperature is January (19.6°F).

  • Average low temperature in August: 58.6°F

The month with the highest average low temperature is July (59.7°F).
The coldest month (with the lowest average low temperature) is January (5.4°F).

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Average pressure in August
Riverdale Junction, ND

Average pressure in August - Riverdale Junction, ND
  • Average pressure in August: 29.9"Hg

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

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Average wind speed in August
Riverdale Junction, ND

Average wind speed in August - Riverdale Junction, ND
  • Average wind speed in August: 8.6mph

The windiest month (with the highest average wind speed) is October (11mph).
The calmest month (with the lowest average wind speed) is August (8.6mph).

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Average humidity in August
Riverdale Junction, ND

Average humidity in August - Riverdale Junction, ND
  • Average humidity in August: 54%

The month with the highest relative humidity is January (90%).
The month with the lowest relative humidity is August (54%).

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Average rainfall in August
Riverdale Junction, ND

Average rainfall in August - Riverdale Junction, ND
  • Average rainfall in August: 1.46"

The wettest month (with the highest rainfall) is June (2.64").
The driest month (with the least rainfall) is February (0.39").

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Average rainfall days in August
Riverdale Junction, ND

Average rainfall days in August - Riverdale Junction, ND
  • Average rainfall days in August: 10.3 days

The month with the highest number of rainy days is June (13.9 days).
The month with the least rainy days is February (2.1 days).

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Average snowfall in August
Riverdale Junction, ND

Average snowfall in August - Riverdale Junction, ND
  • Average snowfall in August: 0"

The month with the highest snowfall is January (3.31").
The months with the least snowfall are June, July, August and September (0").

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Average snowfall days in August
Riverdale Junction, ND

Average snowfall days in August - Riverdale Junction, ND
  • Average snowfall days in August: 0 days

The month with the highest number of snowfall days is December (13 days).
The months with the least snowfall days are June, July, August and September (0 days).

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Average daylight in August /
Average sunshine in August
Riverdale Junction, ND

Average daylight in August / Average sunshine in August - Riverdale Junction, ND
  • Average daylight in August: 14h and 1min

The month with the longest days is June (Average daylight: 15h and 54min).
The month with the shortest days is December (Average daylight: 8h and 30min).

  • Average sunshine in August: 10h and 5min

The month with the most sunshine is July (Average sunshine: 11h and 18min).
The months with the least sunshine are January and December (Average sunshine: 3h and 42min).

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Average sunshine days in August
Riverdale Junction, ND

Average sunshine days in August - Riverdale Junction, ND
  • Average sunshine days in August: 18.3 days

The month with the most sunshine days is September (19.8 days).
The month with the least sunshine days is March (13.9 days).

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Average UV index in August
Riverdale Junction, ND

Average UV index in August - Riverdale Junction, ND
  • Average UV index in August: 5

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

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Average cloud cover in August
Riverdale Junction, ND

Average cloud cover in August - Riverdale Junction, ND
  • Average cloud cover in August: 22

The month with the most cloud cover is February (Cloud cover 63).
The months with the least cloud cover are July and August (Cloud cover 22).

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Average visibility in August
Riverdale Junction, ND

Average visibility in August - Riverdale Junction, ND
  • Average visibility in August: 6mi

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

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Riverdale Junction, North Dakota, USA

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