Contents
- Weather in June
- Frequently asked questions
- Average temperature in June
- Average pressure in June
- Average wind speed in June
- Average humidity in June
- Average rainfall in June
- Average rainfall days in June
- Average snowfall in June
- Average snowfall days in June
- Average daylight in June
- Average sunshine in June
- Average sunshine days in June
- Average UV index in June
- Average cloud cover in June
- Average visibility in June
Weather in June
Temperature
The arrival of June brings an increase in high-temperatures, moving from a moderate 58.5°F (14.7°C) in May to a pleasant 68.5°F (20.3°C). During the nights in June, Lewistown observes an average low-temperature of 47.8°F (8.8°C).Humidity
In Lewistown, Montana, the average relative humidity in June is 62%.Rainfall
In Lewistown, during June, the rain falls for 17 days and regularly aggregates up to 2.83" (72mm) of precipitation. In Lewistown, Montana, during the entire year, the rain falls for 126.2 days and collects up to 17.83" (453mm) of precipitation.Snowfall
January through June, September through December are months with snowfall in Lewistown. June is the last month it regularly snows. During 0.2 snowfall days, in June, Lewistown aggregates 0.04" (1mm) of snow. In Lewistown, during the entire year, snow falls for 83.4 days and aggregates up to 45.51" (1156mm) of snow.Daylight
June has the longest days of the year in Lewistown, with an average of 15h and 48min of daylight.On the first day of the month, sunrise is at 5:25 am and sunset at 9:05 pm. On the last day of June, in Lewistown, sunrise is at 5:26 am and sunset at 9:16 pm MDT.
Sunshine
The average sunshine in June in Lewistown is 11.1h.UV index
The average daily maximum UV index in June is 5. A UV Index estimate of 3 to 5 represents a moderate threat to health from unprotected exposure to Sun's UV rays for the average person.Note: An average maximum UV index of 5 in June leads to these recommendations:
Undertake precautions - Obligation exists to protect against skin and eye damage. Limiting sun exposure during midday hours helps in reducing the harmful effects of UV radiation. On days when the sun blazes, arm yourself with sunglasses that block UVA and UVB radiation. On your guard! Snow's reflection can almost double the intensity of the Sun's UV radiation.
Frequently asked questions
What are June temperatures in Lewistown?
What is the average humidity in June in Lewistown?
How much does it rain in Lewistown in June?
What is the last month it snows in Lewistown?
When are the longest days in Lewistown?
How many hours of daylight does Lewistown have in June?
When is the sunrise / sunset in June in Lewistown?
How long on average sun shines in June in Lewistown?
How high is the UV index in June in Lewistown?
Average temperature in June
Lewistown, MT
- Average high temperature in June: 68.5°F
The warmest month (with the highest average high temperature) is July (78.8°F).
The months with the lowest average high temperature are February and December (29.1°F).
- Average low temperature in June: 47.8°F
The month with the highest average low temperature is August (54.5°F).
The coldest month (with the lowest average low temperature) is February (15.3°F).
Average pressure in June
Lewistown, MT
- Average pressure in June: 29.85"Hg
The month with the highest atmospheric pressure is January (30.13"Hg).
The month with the lowest atmospheric pressure is June (29.85"Hg).
Average wind speed in June
Lewistown, MT
- Average wind speed in June: 8.5mph
The windiest months (with the highest average wind speed) are January, April and October (9.9mph).
The calmest month (with the lowest average wind speed) is August (7.4mph).
Average humidity in June
Lewistown, MT
- Average humidity in June: 62%
The month with the highest relative humidity is February (79%).
The month with the lowest relative humidity is August (47%).
Average rainfall in June
Lewistown, MT
- Average rainfall in June: 2.83"
The wettest month (with the highest rainfall) is May (3.39").
The driest month (with the least rainfall) is December (0.71").
Average rainfall days in June
Lewistown, MT
- Average rainfall days in June: 17 days
The month with the highest number of rainy days is May (19.3 days).
The month with the least rainy days is January (5.4 days).
Average snowfall in June
Lewistown, MT
- Average snowfall in June: 0.04"
The month with the highest snowfall is April (9.13").
The months with the least snowfall are July and August (0").
Average snowfall days in June
Lewistown, MT
- Average snowfall days in June: 0.2 days
The month with the highest number of snowfall days is February (15.2 days).
The months with the least snowfall days are July and August (0 days).
Average daylight in June /
Average sunshine in June
Lewistown, MT
- Average daylight in June: 15h and 5min
The month with the longest days is June (Average daylight: 15h and 48min).
The month with the shortest days is December (Average daylight: 8h and 36min).
- Average sunshine in June: 11h and 1min
The month with the most sunshine is July (Average sunshine: 11h and 48min).
The month with the least sunshine is February (Average sunshine: 5h and 30min).
Average sunshine days in June
Lewistown, MT
- Average sunshine days in June: 9.9 days
The month with the most sunshine days is September (19.3 days).
The month with the least sunshine days is April (8.3 days).
Average UV index in June
Lewistown, MT
- Average UV index in June: 5
The month with the highest UV index is July (UV index 6).
The months with the lowest UV index are January, February, March, April, October, November and December (UV index 2).
Average cloud cover in June
Lewistown, MT
- Average cloud cover in June: 27
The month with the most cloud cover is February (Cloud cover 45).
The month with the least cloud cover is July (Cloud cover 16).
Average visibility in June
Lewistown, MT
- Average visibility in June: 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).
Lewistown, Montana, USA
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