July weather forecast
Columbus, MT

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Weather in July

In July, Columbus, Montana, experiences the peak of summer, with a shift from the traditional weather conditions of June. Notably, the month hosts the highest recorded temperature at a peak of 82.6°F (28.1°C), making it the warmest month of the year. Evenings are often filled with surreal sunsets, lending an air of beauty to the overall scenery. High pressure sustains clear skies, although sporadic showers cannot be ruled out. The long days and short nights characterize the summer solstice of July.

Temperature

July, with its average high-temperature of 82.6°F (28.1°C) and an average low-temperature of 57°F (13.9°C), holds the record as the warmest month.

Heat index

July's average heat index is evaluated at 82.4°F (28°C). Staying active during long-term exposure might result in a state of exhaustion and cause heat cramps.
Records show heat index calculations are tailored for shaded regions and mild winds. The heat index has the potential to rise by 15 Fahrenheit (8 Celsius) degrees with direct sunshine exposure.
Note: The heat index, also known as 'felt air temperature' or 'feels like', measures the perceived warmth when incorporating the humidity present in the air. Additional factors encompassing metabolic differences, the level of physical activity, and clothing can impact the individual's perception of temperature. With direct sunlight, be aware that it might enhance the heat sensation, raising the heat index by up to 15 Fahrenheit (8 Celsius) degrees. Heat index values are of high significance for children. Young individuals are generally in more danger than adults due to their lower capacity to sweat. Moreover, their large skin surface in relation to their small bodies and the increased heat generation from their activities makes them more vulnerable.

Humidity

In Columbus, the average relative humidity in July is 44%.

Rainfall

In July, the rain falls for 8.8 days. Throughout July, 0.75" (19mm) of precipitation is accumulated. In Columbus, during the entire year, the rain falls for 125.4 days and collects up to 14.49" (368mm) of precipitation.

Snowfall

In Columbus, snow does not fall in June through August.

Daylight

In July, the average length of the day in Columbus is 15h and 17min.
On the first day of July, sunrise is at 5:32 am and sunset at 9:09 pm. On the last day of the month, sunrise is at 6:00 am and sunset at 8:46 pm MDT.

Sunshine

The month with the most sunshine is July, with an average of 12h of sunshine.

UV index

The month with the highest UV index is July, with an average maximum UV index of 6. A UV Index of 6 to 7 symbolizes a high health risk from unsafe exposure to UV radiation for the average person.
Note: The UV index of 6 during July translates into the following guidance:
Beware of overexposure. Fair-skinned individuals risk burning in less than 20 minutes. Avoid direct Sun exposure from 10 a.m. to 4 p.m., a period when UV radiation is most intense, and remember that not all shade structures provide full protection. A hat with a generous brim can prevent nearly 50% of UV rays from reaching your eyes.
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Frequently asked questions

What time of the year is the hottest in Columbus?

Temperature readings in Columbus reach their annual highs in July, averaging 82.6°F (28.1°C) and a minimum average of 57°F (13.9°C).

How hot is it in Columbus in July?

Columbus in July has an average high-temperature of 82.6°F (28.1°C) and an average low-temperature of 57°F (13.9°C). The average heat index (a.k.a. 'felt air temperature', 'feels like'), which combines air temperature and relative humidity, in July is evaluated at 82.4°F (28°C).

What is the average humidity in July in Columbus?

In July, the average relative humidity is 44%.

How much does it rain in Columbus in July?

In July, in Columbus, the rain falls for 8.8 days. Throughout July, 0.75" (19mm) of precipitation is accumulated.

When it does not snow in Columbus?

June through August are months without snowfall in Columbus.

How many hours of daylight does Columbus have in July?

In Columbus, the average day length in July is 15h and 17min.

When are sunrise and sunset in July in Columbus?

On the first day of July in Columbus, Montana, sunrise is at 5:32 am and sunset at 9:09 pm. On the last day of the month, sunrise is at 6:00 am and sunset at 8:46 pm MDT.

What month has the most sunshine in Columbus?

With an average of 12h of sunshine, July has the most sunshine of the year in Columbus, Montana.

How many hours of sunshine does Columbus have in July?

In July, the average sunshine duration in Columbus is 12h.

When is the highest UV index in Columbus?

With an average maximum UV index of 6, July is the month with the highest UV index in Columbus, Montana.

How high is the UV index in July in Columbus?

The average daily maximum UV index in July in Columbus is 6. A UV Index estimate of 6 to 7 represents a high hazard to health 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 July
Columbus, MT

Average temperature in July - Columbus, MT
  • Average high temperature in July: 82.6°F

The warmest month (with the highest average high temperature) is July (82.6°F).
The month with the lowest average high temperature is December (30.9°F).

  • Average low temperature in July: 57°F

The month with the highest average low temperature is August (57.2°F).
The coldest month (with the lowest average low temperature) is February (17.4°F).

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Average pressure in July
Columbus, MT

Average pressure in July - Columbus, MT
  • Average pressure in July: 29.93"Hg

The months with the highest atmospheric pressure are January and December (30.15"Hg).
The month with the lowest atmospheric pressure is June (29.88"Hg).

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Average wind speed in July
Columbus, MT

Average wind speed in July - Columbus, MT
  • Average wind speed in July: 6.2mph

The windiest month (with the highest average wind speed) is January (8.9mph).
The calmest month (with the lowest average wind speed) is August (6.1mph).

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Average humidity in July
Columbus, MT

Average humidity in July - Columbus, MT
  • Average humidity in July: 44%

The month with the highest relative humidity is January (76%).
The month with the lowest relative humidity is August (41%).

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Average rainfall in July
Columbus, MT

Average rainfall in July - Columbus, MT
  • Average rainfall in July: 0.75"

The wettest month (with the highest rainfall) is May (2.6").
The driest month (with the least rainfall) is January (0.63").

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Average rainfall days in July
Columbus, MT

Average rainfall days in July - Columbus, MT
  • Average rainfall days in July: 8.8 days

The month with the highest number of rainy days is May (17.5 days).
The month with the least rainy days is February (6.7 days).

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Average snowfall in July
Columbus, MT

Average snowfall in July - Columbus, MT
  • Average snowfall in July: 0"

The month with the highest snowfall is February (7.36").
The months with the least snowfall are June, July and August (0").

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Average snowfall days in July
Columbus, MT

Average snowfall days in July - Columbus, MT
  • Average snowfall days in July: 0 days

The month with the highest number of snowfall days is February (13.4 days).
The months with the least snowfall days are June, July and August (0 days).

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Average daylight in July /
Average sunshine in July
Columbus, MT

Average daylight in July / Average sunshine in July - Columbus, MT
  • Average daylight in July: 15h and 2min

The month with the longest days is June (Average daylight: 15h and 36min).
The month with the shortest days is December (Average daylight: 8h and 48min).

  • Average sunshine in July: 12h and 0min

The month with the most sunshine is July (Average sunshine: 12h and 0min).
The months with the least sunshine are February and December (Average sunshine: 6h and 12min).

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Average sunshine days in July
Columbus, MT

Average sunshine days in July - Columbus, MT
  • Average sunshine days in July: 17.5 days

The month with the most sunshine days is September (18.9 days).
The month with the least sunshine days is April (9.5 days).

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Average UV index in July
Columbus, MT

Average UV index in July - Columbus, MT
  • Average UV index in July: 6

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

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Average cloud cover in July
Columbus, MT

Average cloud cover in July - Columbus, MT
  • Average cloud cover in July: 15

The month with the most cloud cover is February (Cloud cover 39).
The month with the least cloud cover is August (Cloud cover 14).

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Average visibility in July
Columbus, MT

Average visibility in July - Columbus, MT
  • Average visibility in July: 6mi

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

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Columbus, Montana, USA

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