July weather forecast
Dillon, MT

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Weather in July

July stands as the driest month in Dillon, leaning into the peak of summer with its clear skies and longer daylight hours. With temperatures reaching their zenith, air conditioning becomes a necessity for indoor comfort. Remarkably, this month does not witness any snowfall, letting the summer unfurl in its full glory. July is an optimum time for all sorts of summer activities, from hiking to fishing. This dry and warm weather, coupled with a lower humidity, makes for an enjoyable, sweat-free summer day out.

Temperature

Dillon's warmest month, July, generally records average temperatures ranging from a high of 77.5°F (25.3°C) to a low of 47.5°F (8.6°C).

Humidity

July and August, with an average relative humidity of 45%, are the least humid months.

Rainfall

In Dillon, in July, it is raining for 8.5 days, with typically 0.75" (19mm) of accumulated precipitation. Throughout the year, there are 126.7 rainfall days, and 10.35" (263mm) of precipitation is accumulated.

Snowfall

July and August are months without snowfall in Dillon, Montana.

Daylight

In July, the average length of the day in Dillon is 15h and 14min.
On the first day of the month, sunrise is at 5:47 am and sunset at 9:21 pm. On the last day of July, in Dillon, sunrise is at 6:15 am and sunset at 8:58 pm MDT.

Sunshine

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

UV index

The month with the highest UV index in Dillon is July, with an average maximum UV index of 5. A UV Index of 3 to 5 symbolizes a medium vulnerability from unprotected exposure to Sun's UV rays for ordinary individuals.
Note: The daily maximum UV index of 5 in July interprets into the following advice:
Undertake precautions - Guarding against sun damage is counselled. Avoiding the Sun during its peak radiation time around midday is a healthy practice. Wearing a wide-brim hat can block approximately 50% of UV radiation, protecting the eyes.
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Frequently asked questions

What month is the hottest in Dillon?

In Dillon, the average temperatures in July are the highest, with a peak at 77.5°F (25.3°C) and a low of 47.5°F (8.6°C).

What is the temperature in July in Dillon?

An average high-temperature, in July, in Dillon, is 77.5°F (25.3°C) and the average low-temperature is 47.5°F (8.6°C).

What is the least humid month in Dillon?

The months with the lowest humidity in Dillon are July and August, with an average relative humidity of 45%.

What is the average humidity in July in Dillon?

In Dillon, the average relative humidity in July is 45%.

How many days does it rain in July in Dillon?

In Dillon, in July, it is raining for 8.5 days, with typically 0.75" (19mm) of accumulated precipitation.

When it does not snow in Dillon?

In Dillon, Montana, snow does not fall in July and August.

Does it snow in Dillon in July?

In July, it doesn't snow. June is the latest month when it typically snows.

What is the average length of the day in July in Dillon?

In July, the average day length in Dillon is 15h and 14min.

What time are sunrise and sunset in July in Dillon?

On the first day of July, sunrise is at 5:47 am and sunset at 9:21 pm. On the last day of the month, sunrise is at 6:15 am and sunset at 8:58 pm MDT.

What month has the most sunshine in Dillon?

July has the most sunshine of the year, with an average of 12h of sunshine.

How long on average sun shines in July in Dillon?

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

What is the month with the highest UV index in Dillon?

The month with the highest UV index is July, with an average maximum UV index of 5.

What is the UV index intensity in July in Dillon?

The average daily maximum UV index in July in Dillon, Montana, is 5. A UV Index value of 3 to 5 symbolizes a moderate vulnerability 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
Dillon, MT

Average temperature in July - Dillon, MT
  • Average high temperature in July: 77.5°F

The warmest month (with the highest average high temperature) is July (77.5°F).
The month with the lowest average high temperature is December (25.2°F).

  • Average low temperature in July: 47.5°F

The month with the highest average low temperature is July (47.5°F).
The coldest month (with the lowest average low temperature) is December (10.6°F).

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Average pressure in July
Dillon, MT

Average pressure in July - Dillon, MT
  • Average pressure in July: 29.98"Hg

The month with the highest atmospheric pressure is January (30.24"Hg).
The month with the lowest atmospheric pressure is June (29.92"Hg).

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Average wind speed in July
Dillon, MT

Average wind speed in July - Dillon, MT
  • Average wind speed in July: 5.2mph

The windiest month (with the highest average wind speed) is November (6.8mph).
The calmest month (with the lowest average wind speed) is August (4.8mph).

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Average humidity in July
Dillon, MT

Average humidity in July - Dillon, MT
  • Average humidity in July: 45%

The month with the highest relative humidity is February (86%).
The months with the lowest relative humidity are July and August (45%).

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Average rainfall in July
Dillon, MT

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

The wettest month (with the highest rainfall) is June (1.5").
The driest month (with the least rainfall) is January (0.51").

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Average rainfall days in July
Dillon, MT

Average rainfall days in July - Dillon, MT
  • Average rainfall days in July: 8.5 days

The month with the highest number of rainy days is May (15.3 days).
The month with the least rainy days is February (7.7 days).

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Average snowfall in July
Dillon, MT

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

The month with the highest snowfall is February (5.51").
The months with the least snowfall are July and August (0").

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Average snowfall days in July
Dillon, MT

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

The month with the highest number of snowfall days is February (14.1 days).
The months with the least snowfall days are July and August (0 days).

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

Average daylight in July / Average sunshine in July - Dillon, MT
  • Average daylight in July: 15h and 1min

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 month with the least sunshine is December (Average sunshine: 6h and 6min).

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Average sunshine days in July
Dillon, MT

Average sunshine days in July - Dillon, MT
  • Average sunshine days in July: 18.2 days

The month with the most sunshine days is July (18.2 days).
The month with the least sunshine days is April (10.1 days).

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Average UV index in July
Dillon, MT

Average UV index in July - Dillon, MT
  • Average UV index in July: 5

The month with the highest UV index is July (UV index 5).
The month with the lowest UV index is February (UV index 1).

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Average cloud cover in July
Dillon, MT

Average cloud cover in July - Dillon, MT
  • Average cloud cover in July: 13

The month with the most cloud cover is February (Cloud cover 42).
The months with the least cloud cover are July and August (Cloud cover 13).

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Average visibility in July
Dillon, MT

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

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

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Dillon, Montana, USA

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