July weather forecast
Casselton, ND

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Weather in July

Come July, Casselton basks in the apex of summer glory. Characterized by average temperatures peaking at 80.8°F (27.1°C), it is undeniably the warmest month of the year. The warm temperatures accompany the high UV index, necessitating the wear of appropriate sun protection for those spending time outside. Long summer evenings are perfect for outdoor activities, with the warmth providing perfect respite against North Dakota’s long, harsh winters. With August on the horizon, Casselton's citizens eagerly anticipate another month of celebrating the midsummer joys.

Temperature

July and August, with an average high-temperature of 80.8°F (27.1°C), are the warmest months in Casselton.

Heat index

For most parts of July, the heat index is evaluated at 84.2°F (29°C). If exposure and activity persist, fatigue could ensue, possibly leading to heat cramps.
In terms of the heat index, values are set with light wind and shade conditions in mind. Facing direct sunlight may hike up the heat index by 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'felt air temperature' or 'real feel', evaluates the perceived heat by adding the effect of moisture in the air. This impact is subjective, influenced by the person's physical activity and individual heat perception, affected by factors including wind, attire, and metabolic differences. Consider that direct sun exposure can intensify the felt heat, adding potentially 15 Fahrenheit (8 Celsius) degrees to the heat index. Heat index values hold particular significance 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

The average relative humidity in July is 71%.

Rainfall

In Casselton, in July, it is raining for 12.8 days, with typically 1.97" (50mm) of accumulated precipitation. Throughout the year, in Casselton, there are 102.6 rainfall days, and 17.8" (452mm) of precipitation is accumulated.

Snowfall

June through September are months without snowfall.

Daylight

In July, the average length of the day is 15h and 26min.
On the first day of the month, sunrise is at 5:38 am and sunset at 9:27 pm. On the last day of July, sunrise is at 6:08 am and sunset at 9:02 pm CDT.

Sunshine

July has the most sunshine of the year in Casselton, with an average of 10.9h of sunshine.

UV index

The months with the highest UV index in Casselton are June and July, with an average maximum UV index of 6. A UV Index of 6 to 7 symbolizes a high health hazard from unprotected exposure to Sun's UV rays for the average person.
Note: A maximum high daily UV index of 6 during July translates into the following directions:
Stick with precautions and abide by sun safety procedures. Evading sunburn is essential. Avoid direct Sun exposure and seek shade from 10 a.m. to 4 p.m., the period of highest UV radiation. Remember, however, that not all shade structures offer full protection. Wearing a wide-brim hat can block approximately 50% of UV radiation, protecting the eyes.
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Frequently asked questions

What are the warmest months in Casselton?

Casselton experiences the peak of its temperatures in July and August, when the average high-temperatures rise to 80.8°F (27.1°C).

What are July temperatures in Casselton?

The high-temperature in Casselton during July is 80.8°F (27.1°C) and the low-temperature is 61.3°F (16.3°C). In July, the average heat index (a.k.a. 'felt air temperature', 'feels like'), which takes the relative humidity and factors it into the air temperature reading, is evaluated at 84.2°F (29°C).

What is the average humidity in July in Casselton?

In Casselton, the average relative humidity in July is 71%.

How much does it rain in Casselton in July?

In Casselton, during July, the rain falls for 12.8 days and regularly aggregates up to 1.97" (50mm) of precipitation.

When it does not snow in Casselton?

June through September are months without snowfall in Casselton.

How many hours of daylight does Casselton have in July?

In July, the average day length is 15h and 26min.

When are sunrise and sunset in July in Casselton?

On the first day of July in Casselton, sunrise is at 5:38 am and sunset at 9:27 pm. On the last day of the month, sunrise is at 6:08 am and sunset at 9:02 pm CDT.

What month has the most sunshine in Casselton?

With an average of 10.9h of sunshine, July has the most sunshine of the year.

How many hours of sunshine does Casselton have in July?

The average sunshine duration in July in Casselton, North Dakota, is 10.9h.

When is the highest UV index in Casselton?

June and July, with an average maximum UV index of 6, are months with the highest UV index in Casselton, North Dakota.

What is the UV index intensity in July in Casselton?

In July, the average daily maximum UV index in Casselton is 6. A UV Index of 6 to 7 symbolizes a high health risk from exposure to the Sun's 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 July
Casselton, ND

Average temperature in July - Casselton, ND
  • Average high temperature in July: 80.8°F

The warmest months (with the highest average high temperature) are July and August (80.8°F).
The month with the lowest average high temperature is January (16.7°F).

  • Average low temperature in July: 61.3°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 (3.2°F).

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Average pressure in July
Casselton, ND

Average pressure in July - Casselton, ND
  • Average pressure in July: 29.92"Hg

The month with the highest atmospheric pressure is February (30.17"Hg).
The month with the lowest atmospheric pressure is June (29.86"Hg).

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Average wind speed in July
Casselton, ND

Average wind speed in July - Casselton, ND
  • Average wind speed in July: 8.1mph

The windiest month (with the highest average wind speed) is October (10.8mph).
The calmest months (with the lowest average wind speed) are July and August (8.1mph).

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Average humidity in July
Casselton, ND

Average humidity in July - Casselton, ND
  • Average humidity in July: 71%

The month with the highest relative humidity is January (91%).
The month with the lowest relative humidity is September (62%).

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Average rainfall in July
Casselton, ND

Average rainfall in July - Casselton, ND
  • Average rainfall in July: 1.97"

The wettest month (with the highest rainfall) is June (3.46").
The driest month (with the least rainfall) is January (0.55").

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Average rainfall days in July
Casselton, ND

Average rainfall days in July - Casselton, ND
  • Average rainfall days in July: 12.8 days

The month with the highest number of rainy days is June (15.9 days).
The month with the least rainy days is February (1.9 days).

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Average snowfall in July
Casselton, ND

Average snowfall in July - Casselton, ND
  • Average snowfall in July: 0"

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

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Average snowfall days in July
Casselton, ND

Average snowfall days in July - Casselton, ND
  • Average snowfall days in July: 0 days

The month with the highest number of snowfall days is December (15.6 days).
The months with the least snowfall days are June, July, August and September (0 days).

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Average daylight in July /
Average sunshine in July
Casselton, ND

Average daylight in July / Average sunshine in July - Casselton, ND
  • Average daylight in July: 15h and 2min

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 July: 10h and 5min

The month with the most sunshine is July (Average sunshine: 10h and 54min).
The months with the least sunshine are January and December (Average sunshine: 3h and 30min).

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Average sunshine days in July
Casselton, ND

Average sunshine days in July - Casselton, ND
  • Average sunshine days in July: 15.7 days

The month with the most sunshine days is September (19.8 days).
The month with the least sunshine days is June (11 days).

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Average UV index in July
Casselton, ND

Average UV index in July - Casselton, ND
  • Average UV index in July: 6

The months with the highest UV index are June and 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 July
Casselton, ND

Average cloud cover in July - Casselton, ND
  • Average cloud cover in July: 25

The months with the most cloud cover are January and February (Cloud cover 63).
The month with the least cloud cover is August (Cloud cover 24).

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Average visibility in July
Casselton, ND

Average visibility in July - Casselton, ND
  • Average visibility in July: 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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Casselton, North Dakota, USA

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