Monthly weather forecast and climate
Brockton, MT

Weather in January

January, like December, is a freezing cold winter month in Brockton, Montana, with average temperature varying between 23.7°F (-4.6°C) and 10.2°F (-12.1°C). In January, the average high-temperature is practically the same as in December - a still subzero cold 23.7°F (-4.6°C). Weather in January »

Weather in February

February, the last month of the winter, in Brockton, is another freezing cold month, with average temperature fluctuating between 23°F (-5°C) and 10.2°F (-12.1°C). With an average high-temperature of 23°F (-5°C) and an average low-temperature of 10.2°F (-12.1°C), February is the coldest month. Weather in February »

Weather in March

March, the first month of the spring, in Brockton, is a wintry month, with temperature in the range of an average high of 39.2°F (4°C) and an average low of 24.3°F (-4.3°C). In Brockton, Montana, the average high-temperature in March soars, from a freezing cold 23°F (-5°C) in February, to a cold 39.2°F (4°C). Weather in March »

Weather in April

April is a fresh spring month in Brockton, Montana, with temperature in the range of an average high of 52.3°F (11.3°C) and an average low of 36°F (2.2°C). In Brockton, the average high-temperature in April increases, from a wintry 39.2°F (4°C) in March, to a fresh 52.3°F (11.3°C). Weather in April »

Weather in May

The last month of the spring, May, is a comfortable month in Brockton, Montana, with average temperature ranging between min 47.3°F (8.5°C) and max 65.8°F (18.8°C). In May, the average high-temperature increases, from a fresh 52.3°F (11.3°C) in April, to a comfortable 65.8°F (18.8°C). Weather in May »

Weather in June

June, the first month of the summer, in Brockton, is a moderately hot month, with average temperature fluctuating between 56.8°F (13.8°C) and 76.1°F (24.5°C). In Brockton, the average high-temperature in June increases, from an enjoyable 65.8°F (18.8°C) in May, to a moderately hot 76.1°F (24.5°C). Weather in June »

Weather in July

July, like June, in Brockton, Montana, is a moderately hot summer month, with temperature in the range of an average high of 84.4°F (29.1°C) and an average low of 63.7°F (17.6°C). July is the warmest month, with an average high-temperature of 84.4°F (29.1°C) and an average low-temperature of 63.7°F (17.6°C). The average heat index is estimated at 84.4°F (29.1°C). Weather in July »

Weather in August

August, the last month of the summer, in Brockton, is another warm month, with average temperature varying between 63.1°F (17.3°C) and 82.9°F (28.3°C). In Brockton, Montana, the average high-temperature in August is relatively the same as in July - a still moderately hot 82.9°F (28.3°C). Weather in August »

Weather in September

September, the first month of the autumn, in Brockton, is still a pleasant month, with average temperature fluctuating between 71.6°F (22°C) and 54.3°F (12.4°C). In Brockton, Montana, the average high-temperature drops, from a moderately hot 82.9°F (28.3°C) in August, to an agreeable 71.6°F (22°C). Weather in September »

Weather in October

October, the same as September, is a cool autumn month in Brockton, Montana, with temperature in the range of an average low of 39.6°F (4.2°C) and an average high of 54.5°F (12.5°C). In October, the average high-temperature plummets, from an agreeable 71.6°F (22°C) in September, to a cool 54.5°F (12.5°C). Weather in October »

Weather in November

November, the last month of the autumn, in Brockton, is another cold month, with average temperature varying between 38.7°F (3.7°C) and 25.7°F (-3.5°C). In November, the average high-temperature declines considerably, from a fresh 54.5°F (12.5°C) in October, to a wintry 38.7°F (3.7°C). Weather in November »

Weather in December

The first month of the winter, December, is also a subzero cold month in Brockton, Montana, with temperature in the range of an average high of 24.6°F (-4.1°C) and an average low of 12.4°F (-10.9°C). In December, the average high-temperature drops, from a wintry 38.7°F (3.7°C) in November, to a subzero cold 24.6°F (-4.1°C). Weather in December »
[Resources]

FAQ

What is the most humid month in Brockton?

With an average relative humidity of 86%, January is the most humid month in Brockton.

How much does it rain in Brockton?

Throughout the year, there are 95.7 rainfall days, and 11.69" (297mm) of precipitation is accumulated.

What is the driest month in Brockton?

January is the month with the least rainfall in Brockton, Montana. Rain falls for 5.4 days and accumulates 0.51" (13mm) of precipitation.

When does it snow in Brockton?

Months with snowfall in Brockton, Montana, are January through May, October through December.

How many days does it snow in Brockton?

In Brockton, during the entire year, snow falls for 63.4 days, and aggregates up to 17.99" (457mm) of snow.

What is the coldest month in Brockton?

February is the coldest month, with an average high-temperature of 23°F (-5°C) and an average low-temperature of 10.2°F (-12.1°C).

What is the snowiest month in Brockton?

February is the month with the most snowfall in Brockton, Montana. Snow falls for 13.4 days and accumulates 3.82" (97mm) of snow.

What is the month with the least sunshine in Brockton?

February has the least sunshine of the year, with an average of 4.4h of sunshine.

What is the rainiest month in Brockton?

The month with the most rainfall in Brockton is May when the rain falls for 13.1 days and typically aggregates up to 1.89" (48mm) of precipitation.

When it does not snow in Brockton?

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

When are the longest days in Brockton?

With an average of 16h of daylight, June has the longest days of the year.

What is the warmest month in Brockton?

July is the warmest month in Brockton, Montana, with an average high-temperature of 84.4°F (29.1°C) and an average low-temperature of 63.7°F (17.6°C).

What month has the most sunshine in Brockton?

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

When is the highest UV index in Brockton?

With an average maximum UV index of 7, July is the month with the highest UV index.

What is the least humid month in Brockton?

August is the least humid month in Brockton, with an average relative humidity of 42%.

What is the month with the shortest days in Brockton?

With an average of 8.4h of daylight, December has the shortest days of the year in Brockton, Montana.

When is the lowest UV index in Brockton?

With an average maximum UV index of 1, December is the month with the lowest UV index.

Average temperature
Brockton, MT

Average temperature - Brockton, MT

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).

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).

[Resources]

Average pressure
Brockton, MT

Average pressure - Brockton, MT

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

[Resources]

Average wind speed
Brockton, MT

Average wind speed - Brockton, MT

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).

[Resources]

Average rainfall
Brockton, MT

Average rainfall - Brockton, MT

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

[Resources]

Average rainfall days
Brockton, MT

Average rainfall days - Brockton, MT

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).

[Resources]

Average snowfall
Brockton, MT

Average snowfall - Brockton, MT

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

[Resources]

Average snowfall days
Brockton, MT

Average snowfall days - Brockton, MT

The month with the highest number of snowfall days is December (13.6 days).
Months with the least snowfall days are June, July and August (0 days).

[Resources]

Average daylight / Average sunshine
Brockton, MT

Average daylight / Average sunshine - Brockton, MT

The month with the longest days is June (Average daylight: 16h).
The month with the shortest days is December (Average daylight: 8.4h).

The month with the most sunshine is July (Average sunshine: 11.9h).
The month with the least sunshine is February (Average sunshine: 4.4h).

[Resources]

Average sunshine days
Brockton, MT

Average sunshine days - Brockton, MT

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

[Resources]

Average visibility
Brockton, MT

Average visibility - Brockton, MT

Months with the highest visibility are January, February, March, April, May, June, July, August, September, October, November and December (6mi).
Months with the lowest visibility are January, February, March, April, May, June, July, August, September, October, November and December (6mi).

[Resources]