Boyd
Montana, USA
Long-term weather forecast
Long-term weather forecast

Monthly weather forecast and climate
Boyd, MT

January in Boyd, Montana, is a cold winter month, with temperature in the range of an average low of 18.7°F (-7.4°C) and an average high of 32°F (0°C). In January, the average high-temperature is practically the same as in December - a wintry 32°F (0°C). Weather in January »

The last month of the winter, February, is also a wintry month in Boyd, Montana, with temperature in the range of an average high of 32.4°F (0.2°C) and an average low of 16.7°F (-8.5°C). In February, the average high-temperature is relatively the same as in January - a still cold 32.4°F (0.2°C). Weather in February »

The first month of the spring, March, is a chilly month in Boyd, Montana, with average temperature varying between 43.5°F (6.4°C) and 27.5°F (-2.5°C). In March, the average high-temperature increases, from a cold 32.4°F (0.2°C) in February, to a chilly 43.5°F (6.4°C). Weather in March »

April is a fresh spring month in Boyd, Montana, with temperature in the range of an average low of 33.3°F (0.7°C) and an average high of 51.3°F (10.7°C). In Boyd, Montana, the average high-temperature in April marginally rises, from a frosty 43.5°F (6.4°C) in March, to a fresh 51.3°F (10.7°C). Weather in April »

The last month of the spring, May, is a comfortable month in Boyd, Montana, with temperature in the range of an average high of 61°F (16.1°C) and an average low of 41.4°F (5.2°C). In Boyd, Montana, the average high-temperature increases, from a cool 51.3°F (10.7°C) in April, to an enjoyable 61°F (16.1°C). Weather in May »

June, the first month of the summer, in Boyd, is a pleasant month, with temperature in the range of an average high of 72.7°F (22.6°C) and an average low of 49.6°F (9.8°C). In Boyd, the average high-temperature in June increases, from a comfortable 61°F (16.1°C) in May, to a pleasant 72.7°F (22.6°C). Weather in June »

July in Boyd, Montana, is a warm summer month, with average temperature fluctuating between 82.9°F (28.3°C) and 57.2°F (14°C). The warmest month is July, with an average high-temperature of 82.9°F (28.3°C) and an average low-temperature of 57.2°F (14°C). The average heat index in July is calculated to 82.8°F (28.2°C). Weather in July »

August, the last month of the summer, in Boyd, is also a moderately hot month, with average temperature ranging between max 81.1°F (27.3°C) and min 57.2°F (14°C). In Boyd, the average high-temperature in August is essentially the same as in July - a still moderately hot 81.1°F (27.3°C). Weather in August »

September, the first month of the autumn, in Boyd, is still a pleasant month, with average temperature ranging between max 72°F (22.2°C) and min 50.2°F (10.1°C). In September, the average high-temperature decreases, from a moderately hot 81.1°F (27.3°C) in August, to a pleasant 72°F (22.2°C). Weather in September »

October, the same as September, is another fresh autumn month in Boyd, Montana, with average temperature varying between 55.2°F (12.9°C) and 37.9°F (3.3°C). In Boyd, the average high-temperature significantly decreases, from an agreeable 72°F (22.2°C) in September, to a fresh 55.2°F (12.9°C). Weather in October »

November, the last month of the autumn, in Boyd, is another cold month, with average temperature fluctuating between 41.9°F (5.5°C) and 26.8°F (-2.9°C). In Boyd, the average high-temperature in November drops, from a fresh 55.2°F (12.9°C) in October, to a wintry 41.9°F (5.5°C). Weather in November »

December, the first month of the winter, in Boyd, is also a subzero cold month, with temperature in the range of an average high of 30.7°F (-0.7°C) and an average low of 17.4°F (-8.1°C). The coldest month is December, with an average high-temperature of 30.7°F (-0.7°C) and an average low-temperature of 17.4°F (-8.1°C). Weather in December »

What is the most humid month in Boyd?

The most humid month is January, with an average relative humidity of 76%.

How many days does it rain in Boyd?

Throughout the year, in Boyd, there are 108.1 rainfall days, and 12.83" (326mm) of precipitation is accumulated.

What is the driest month in Boyd?

The month with the least rainfall in Boyd is January when the rain falls for 6 days and typically collects 0.51" (13mm) of precipitation.

When does it snow in Boyd?

January through June, September through December are months with snowfall in Boyd.

How many days does it snow in Boyd?

In Boyd, Montana, during the entire year, snow falls for 61.5 days, and aggregates up to 41.77" (1061mm) of snow.

When is the lowest UV index in Boyd?

January through March, November and December, with an average maximum UV index of 2, are months with the lowest UV index in Boyd.

When does it snow the most in Boyd?

February is the month with the most snowfall in Boyd, Montana. Snow falls for 10.8 days and accumulates 6.81" (173mm) of snow.

What is the month with the least sunshine in Boyd?

The month with the least sunshine in Boyd is February, with an average of 6.2h of sunshine.

What is the wettest month in Boyd?

May is the month with the most rainfall in Boyd. Rain falls for 16.3 days and accumulates 2.09" (53mm) of precipitation.

When are the longest days in Boyd?

The month with the longest days is June, with an average of 15.6h of daylight.

What is the warmest month in Boyd?

With an average high-temperature of 82.9°F (28.3°C) and an average low-temperature of 57.2°F (14°C), July is the warmest month in Boyd.

When it does not snow in Boyd?

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

What month has the most sunshine in Boyd?

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

When is the highest UV index in Boyd?

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

What is the least humid month in Boyd?

With an average relative humidity of 41%, August is the least humid month in Boyd.

What is the coldest month in Boyd?

With an average high-temperature of 30.7°F (-0.7°C) and an average low-temperature of 17.4°F (-8.1°C), December is the coldest month in Boyd, Montana.

What is the month with the shortest days in Boyd?

With an average of 8.8h of daylight, December has the shortest days of the year in Boyd, Montana.
Average temperature - Boyd, MT
Average rainfall - Boyd, MT
Average rainfall days - Boyd, MT
Average snowfall - Boyd, MT
Average snowfall days - Boyd, MT

The month with the highest number of snowfall days is February (10.8 days).
Months with the least snowfall days are July and August (0 days).

Average daylight / Average sunshine - Boyd, MT

The month with the longest days is June (Average daylight: 15.6h).
The month with the shortest days is December (Average daylight: 8.8h).

The month with the most sunshine is July (Average sunshine: 11.9h).
The month with the least sunshine is February (Average sunshine: 6.2h).

Average UV index - Boyd, MT