June weather forecast
Westby, MT

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Weather in June

June, the first month of the summer in Westby, is a warm month, with temperature in the range of an average low of 55.2°F (12.9°C) and an average high of 74.1°F (23.4°C).

Temperature

Westby in June shows a temperature shift, moving from an average high of an enjoyable 64.2°F (17.9°C) in May to a warm 74.1°F (23.4°C). Throughout June, Westby records an average temperature of 55.2°F (12.9°C) at night.

Humidity

In June, the average relative humidity is 57%.

Rainfall

June is the month with the most rainfall. Rain falls for 13.9 days and accumulates 2.17" (55mm) of precipitation.

Snowfall

In Westby, snow does not fall in June through September.

Daylight

With an average of 16h and 6min of daylight, June has the longest days of the year in Westby.
On the first day of the month, sunrise is at 5:56 am and sunset at 9:51 pm. On the last day of June, sunrise is at 5:56 am and sunset at 10:03 pm CDT.

Sunshine

In June, the average sunshine is 10.8h.

UV index

In June, the average daily maximum UV index is 5. A UV Index of 3 to 5 symbolizes a moderate health risk from unsafe exposure to UV radiation for the ordinary person.
Note: The UV index of 5 during June leads to these advisories:
Make use of precautions - Shielding skin and eyes from injury is a requirement. The midday Sun can be dangerous due to its intense radiation; always find shade and reduce exposure. Experience reduced UV exposure by about half when donning a wide-brim hat.
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Frequently asked questions

What is the temperature in June in Westby?

Westby in June has an average high-temperature of 74.1°F (23.4°C) and an average low-temperature of 55.2°F (12.9°C).

What is the average humidity in June in Westby?

The average relative humidity in June is 57%.

What is the wettest month in Westby?

The month with the most rainfall in Westby is June, when the rain falls for 13.9 days and typically aggregates up to 2.17" (55mm) of precipitation.

How much does it rain in Westby in June?

In Westby, Montana, during June, the rain falls for 13.9 days and regularly aggregates up to 2.17" (55mm) of precipitation.

When it does not snow in Westby?

June through September are months without snowfall in Westby.

Does it snow in Westby in June?

In June, in Westby, Montana, it doesn't snow. May is the latest month when it typically snows.

When are the longest days in Westby?

June has the longest days of the year, with an average of 16h and 6min of daylight.

How many hours of daylight does Westby have in June?

The average day length in June is 16h and 7min.

When are sunrise and sunset in June in Westby?

On the first day of June, sunrise is at 5:56 am and sunset at 9:51 pm. On the last day of the month, sunrise is at 5:56 am and sunset at 10:03 pm CDT.

How long on average sun shines in June in Westby?

In Westby, Montana, the average sunshine duration in June is 10.8h.

What is the UV index intensity in June in Westby?

The average daily maximum UV index in June in Westby is 5. A UV Index of 3 to 5 symbolizes a medium hazard to health 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 June
Westby, MT

Average temperature in June - Westby, MT
  • Average high temperature in June: 74.1°F

The warmest month (with the highest average high temperature) is July (82°F).
The month with the lowest average high temperature is February (19.8°F).

  • Average low temperature in June: 55.2°F

The month with the highest average low temperature is July (61°F).
The coldest month (with the lowest average low temperature) is February (6.3°F).

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Average pressure in June
Westby, MT

Average pressure in June - Westby, MT
  • Average pressure in June: 29.83"Hg

The month with the highest atmospheric pressure is February (30.17"Hg).
The month with the lowest atmospheric pressure is June (29.83"Hg).

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Average wind speed in June
Westby, MT

Average wind speed in June - Westby, MT
  • Average wind speed in June: 10.2mph

The windiest month (with the highest average wind speed) is April (11.1mph).
The calmest month (with the lowest average wind speed) is February (9.2mph).

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Average humidity in June
Westby, MT

Average humidity in June - Westby, MT
  • Average humidity in June: 57%

The months with the highest relative humidity are January and February (88%).
The month with the lowest relative humidity is August (46%).

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Average rainfall in June
Westby, MT

Average rainfall in June - Westby, MT
  • Average rainfall in June: 2.17"

The wettest month (with the highest rainfall) is June (2.17").
The driest month (with the least rainfall) is February (0.47").

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Average rainfall days in June
Westby, MT

Average rainfall days in June - Westby, MT
  • Average rainfall days in June: 13.9 days

The month with the highest number of rainy days is June (13.9 days).
The month with the least rainy days is February (2.6 days).

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Average snowfall in June
Westby, MT

Average snowfall in June - Westby, MT
  • Average snowfall in June: 0"

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

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Average snowfall days in June
Westby, MT

Average snowfall days in June - Westby, MT
  • Average snowfall days in June: 0 days

The month with the highest number of snowfall days is February (13.5 days).
The months with the least snowfall days are June, July, August and September (0 days).

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Average daylight in June /
Average sunshine in June
Westby, MT

Average daylight in June / Average sunshine in June - Westby, MT
  • Average daylight in June: 16h and 1min

The month with the longest days is June (Average daylight: 16h and 6min).
The month with the shortest days is December (Average daylight: 8h and 18min).

  • Average sunshine in June: 10h and 5min

The month with the most sunshine is July (Average sunshine: 11h and 42min).
The month with the least sunshine is February (Average sunshine: 3h and 54min).

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Average sunshine days in June
Westby, MT

Average sunshine days in June - Westby, MT
  • Average sunshine days in June: 13.8 days

The month with the most sunshine days is August (20.1 days).
The months with the least sunshine days are February and June (13.8 days).

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Average UV index in June
Westby, MT

Average UV index in June - Westby, MT
  • Average UV index in June: 5

The month with the highest UV index is July (UV index 6).
The month with the lowest UV index is February (UV index 1).

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Average cloud cover in June
Westby, MT

Average cloud cover in June - Westby, MT
  • Average cloud cover in June: 29

The month with the most cloud cover is February (Cloud cover 60).
The months with the least cloud cover are July and August (Cloud cover 19).

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Average visibility in June
Westby, MT

Average visibility in June - Westby, MT
  • Average visibility in June: 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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Westby, Montana, USA

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