July weather forecast
Lustre, MT

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Weather in July

July, the same as June, is another warm summer month in Lustre, Montana, with an average temperature varying between 84.4°F (29.1°C) and 63.7°F (17.6°C).

Temperature

In Lustre, July is the month with the highest recorded average temperatures, measuring a high of 84.4°F (29.1°C) and a low of 63.7°F (17.6°C).

Heat index

The heat index value during July is computed to be 84.2°F (29°C). Long-standing exposure and activity could induce a feeling of tiredness and lead to heat cramps.
Heat index guidelines indicate values are for light wind scenarios and shaded regions. In the presence of direct sunshine, the heat index could be augmented by 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'feels like' or 'felt air temperature', is an aggregate value of air's warmth and moisture to show the human-felt temperature. Depending on the activity and the individual's heat perception, which may vary due to factors including wind, clothing, and metabolic variations, this effect remains subjective. Recognize that direct exposure to the sun can escalate the heat effect, potentially adding 15 Fahrenheit (8 Celsius) degrees to the heat index. Heat index values are especially crucial for babies and toddlers. Young children are more at risk than adults since they tend to sweat less. Moreover, their large skin surface in proportion to their small bodies and the high heat production due to their activities contribute to their vulnerability.

Humidity

In July, the average relative humidity is 44%.

Rainfall

In July, the rain falls for 8.7 days. Throughout July, 0.94" (24mm) of precipitation is accumulated. Throughout the year, there are 95.7 rainfall days, and 11.69" (297mm) of precipitation is accumulated.

Snowfall

June through September are months without snowfall.

Daylight

The average length of the day in July in Lustre is 15h and 38min.
On the first day of July in Lustre, sunrise is at 5:06 am and sunset at 9:08 pm. On the last day of the month, sunrise is at 5:38 am and sunset at 8:41 pm MDT.

Sunshine

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

UV index

With an average maximum UV index of 7, July is the month with the highest UV index in Lustre. A UV Index value of 6 to 7 symbolizes a high threat to health from unsafe exposure to UV radiation for the average person.
Note: The daily maximum UV index of 7 in July interprets into the following advice:
Stand by precautions and apply sun safety measures. Evading sunburn is of great importance. Try to minimize direct Sun exposure between 10 a.m. and 4 p.m., the peak period for UV radiation. Also note that objects like parasols or canopies might not provide complete sun protection. By wearing a generously brimmed hat, you can cut UV radiation exposure significantly.
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Frequently asked questions

What is the warmest month in Lustre?

July, known for its average high temperature of 84.4°F (29.1°C) and an average low temperature of 63.7°F (17.6°C), is the warmest month.

How hot does it get in Lustre in July?

During July, Lustre experiences an average high-temperature of 84.4°F (29.1°C) and a low-temperature of 63.7°F (17.6°C). In July, the average heat index (a.k.a. 'felt air temperature', 'feels like'), which calculates the temperature value influenced by the moisture in the air, is computed to be 84.2°F (29°C).

What is the average humidity in July in Lustre?

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

How much does it rain in Lustre in July?

In Lustre, Montana, during July, the rain falls for 8.7 days and regularly aggregates up to 0.94" (24mm) of precipitation.

When it does not snow in Lustre?

In Lustre, Montana, snow does not fall in June through September.

How many hours of daylight does Lustre have in July?

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

What time are sunrise and sunset in July in Lustre?

In July, on the first day of the month, sunrise is at 5:06 am and sunset at 9:08 pm. On the last day of the month, sunrise is at 5:38 am and sunset at 8:41 pm MDT.

What month has the most sunshine in Lustre?

With an average of 11.9h of sunshine, July has the most sunshine of the year in Lustre.

How many hours of sunshine does Lustre have in July?

In Lustre, the average sunshine duration in July is 11.9h.

When is the highest UV index in Lustre?

The month with the highest UV index in Lustre is July, with an average maximum UV index of 7.

What is the UV index reading in July in Lustre?

In Lustre, Montana, the average daily maximum UV index in July is 7. A UV Index value of 6 to 7 symbolizes a high health risk 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
Lustre, MT

Average temperature in July - Lustre, MT
  • Average high temperature in July: 84.4°F

The warmest month (with the highest average high temperature) is July (84.4°F).
The month with the lowest average high temperature is February (23°F).

  • Average low temperature in July: 63.7°F

The month with the highest average low temperature is July (63.7°F).
The coldest months (with the lowest average low temperature) are January and February (10.2°F).

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Average pressure in July
Lustre, MT

Average pressure in July - Lustre, MT
  • Average pressure in July: 29.88"Hg

The month with the highest atmospheric pressure is February (30.16"Hg).
The month with the lowest atmospheric pressure is June (29.83"Hg).

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Average wind speed in July
Lustre, MT

Average wind speed in July - Lustre, MT
  • Average wind speed in July: 9.9mph

The windiest month (with the highest average wind speed) is April (11.2mph).
The calmest month (with the lowest average wind speed) is February (8.8mph).

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Average humidity in July
Lustre, MT

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

The month with the highest relative humidity is January (86%).
The month with the lowest relative humidity is August (42%).

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Average rainfall in July
Lustre, MT

Average rainfall in July - Lustre, MT
  • Average rainfall in July: 0.94"

The wettest month (with the highest rainfall) is May (1.89").
The driest month (with the least rainfall) is January (0.51").

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Average rainfall days in July
Lustre, MT

Average rainfall days in July - Lustre, MT
  • Average rainfall days in July: 8.7 days

The month with the highest number of rainy days is May (13.1 days).
The month with the least rainy days is February (3.8 days).

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Average snowfall in July
Lustre, MT

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

The month with the highest snowfall is February (3.82").
The months with the least snowfall are June, July, August and September (0").

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Average snowfall days in July
Lustre, MT

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

The month with the highest number of snowfall days is December (13.6 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
Lustre, MT

Average daylight in July / Average sunshine in July - Lustre, 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 February (Average sunshine: 4h and 24min).

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Average sunshine days in July
Lustre, MT

Average sunshine days in July - Lustre, MT
  • Average sunshine days in July: 19.5 days

The month with the most sunshine days is September (21.4 days).
The month with the least sunshine days is April (13.8 days).

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Average UV index in July
Lustre, MT

Average UV index in July - Lustre, MT
  • Average UV index in July: 7

The month with the highest UV index is July (UV index 7).
The month with the lowest UV index is December (UV index 1).

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Average cloud cover in July
Lustre, MT

Average cloud cover in July - Lustre, MT
  • Average cloud cover in July: 16

The month with the most cloud cover is February (Cloud cover 52).
The month with the least cloud cover is July (Cloud cover 16).

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Average visibility in July
Lustre, MT

Average visibility in July - Lustre, 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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Lustre, Montana, USA

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