July weather forecast
Halfmoon, MT

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Weather in July

July in Halfmoon, Montana, is a moderately hot summer month, with an average temperature fluctuating between 45.1°F (7.3°C) and 77.9°F (25.5°C).

Temperature

In Halfmoon, the month of July registers the highest temperatures, averaging 77.9°F (25.5°C) at the peak and 45.1°F (7.3°C) at the lowest.

Humidity

The average relative humidity in July is 56%.

Rainfall

In Halfmoon, during July, the rain falls for 6.9 days and regularly aggregates up to 0.47" (12mm) of precipitation. Throughout the year, in Halfmoon, there are 126.4 rainfall days, and 11.22" (285mm) of precipitation is accumulated.

Snowfall

June through August are months without snowfall.

Daylight

In Halfmoon, the average length of the day in July is 15h and 38min.
On the first day of July, sunrise is at 5:40 am and sunset at 9:41 pm. On the last day of the month, sunrise is at 6:11 am and sunset at 9:14 pm MDT.

Sunshine

July has the most sunshine of the year, with an average of 11.9h of sunshine.

UV index

July is the month with the highest UV index, with an average maximum UV index of 6. A UV Index value of 6 to 7 symbolizes a high threat to health from exposure to the Sun's UV rays for ordinary individuals.
Note: The UV index of 6 during July translates into the following guidance:
Persist with safeguards and heed sun safety doctrines. Keeping sunburn at bay is of prime importance. Stay in the shade and limit sun exposure from 10 a.m. to 4 p.m., when UV radiation is most potent. Keep in mind that shade structures like parasols or canopies do not offer full protection. For holistic sun protection encompassing the eyes, ears, face, and neck, a wide-brim hat is key.
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Frequently asked questions

What are the warmest months in Halfmoon?

The average temperatures in Halfmoon reach their apex in July, averaging 77.9°F (25.5°C) at the high end and 45.1°F (7.3°C) at the low end.

What is the temperature in July in Halfmoon?

During July, Halfmoon experiences an average high-temperature of 77.9°F (25.5°C) and a low-temperature of 45.1°F (7.3°C).

What is the average humidity in July in Halfmoon?

In July, the average relative humidity in Halfmoon, Montana, is 56%.

How much does it rain in Halfmoon in July?

In Halfmoon, Montana, during July, the rain falls for 6.9 days and regularly aggregates up to 0.47" (12mm) of precipitation.

When it does not snow in Halfmoon?

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

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

In Halfmoon, the average day length in July is 15h and 38min.

When are sunrise and sunset in July in Halfmoon?

On the first day of July in Halfmoon, sunrise is at 5:40 am and sunset at 9:41 pm. On the last day of the month, sunrise is at 6:11 am and sunset at 9:14 pm MDT.

What month has the most sunshine in Halfmoon?

The month with the most sunshine in Halfmoon, Montana, is July, with an average of 11.9h of sunshine.

How long on average sun shines in July in Halfmoon?

In July, the average sunshine duration is 11.9h.

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

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

How high is the UV index in July in Halfmoon?

In Halfmoon, Montana, the average daily maximum UV index in July is 6. A UV Index estimate of 6 to 7 represents a high health threat from unsafe 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
Halfmoon, MT

Average temperature in July - Halfmoon, MT
  • Average high temperature in July: 77.9°F

The warmest month (with the highest average high temperature) is July (77.9°F).
The month with the lowest average high temperature is December (25.7°F).

  • Average low temperature in July: 45.1°F

The month with the highest average low temperature is August (45.5°F).
The coldest month (with the lowest average low temperature) is February (13.5°F).

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Average pressure in July
Halfmoon, MT

Average pressure in July - Halfmoon, MT
  • Average pressure in July: 29.94"Hg

The month with the highest atmospheric pressure is January (30.16"Hg).
The month with the lowest atmospheric pressure is June (29.91"Hg).

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Average wind speed in July
Halfmoon, MT

Average wind speed in July - Halfmoon, MT
  • Average wind speed in July: 4mph

The windiest month (with the highest average wind speed) is April (4.6mph).
The calmest months (with the lowest average wind speed) are August and December (3.7mph).

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Average humidity in July
Halfmoon, MT

Average humidity in July - Halfmoon, MT
  • Average humidity in July: 56%

The month with the highest relative humidity is January (93%).
The month with the lowest relative humidity is August (55%).

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Average rainfall in July
Halfmoon, MT

Average rainfall in July - Halfmoon, MT
  • Average rainfall in July: 0.47"

The wettest month (with the highest rainfall) is June (1.42").
The driest month (with the least rainfall) is August (0.43").

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Average rainfall days in July
Halfmoon, MT

Average rainfall days in July - Halfmoon, MT
  • Average rainfall days in July: 6.9 days

The month with the highest number of rainy days is April (15.8 days).
The month with the least rainy days is August (6.3 days).

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Average snowfall in July
Halfmoon, MT

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

The month with the highest snowfall is January (7.72").
The months with the least snowfall are June, July and August (0").

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Average snowfall days in July
Halfmoon, MT

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

The month with the highest number of snowfall days is December (19.1 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
Halfmoon, MT

Average daylight in July / Average sunshine in July - Halfmoon, MT
  • Average daylight in July: 15h and 4min

The month with the longest days is June (Average daylight: 16h and 0min).
The month with the shortest days is December (Average daylight: 8h and 24min).

  • Average sunshine in July: 11h and 5min

The month with the most sunshine is July (Average sunshine: 11h and 54min).
The month with the least sunshine is January (Average sunshine: 3h and 30min).

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Average sunshine days in July
Halfmoon, MT

Average sunshine days in July - Halfmoon, MT
  • Average sunshine days in July: 21.5 days

The month with the most sunshine days is July (21.5 days).
The month with the least sunshine days is March (7.7 days).

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Average UV index in July
Halfmoon, MT

Average UV index in July - Halfmoon, 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, November and December (UV index 1).

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Average cloud cover in July
Halfmoon, MT

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

The month with the most cloud cover is January (Cloud cover 65).
The months with the least cloud cover are July and August (Cloud cover 15).

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Average visibility in July
Halfmoon, MT

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

The months with the highest visibility are May, June, July, August, September and October (6mi).
The month with the lowest visibility is January (3mi).

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Halfmoon, Montana, USA

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