Climate and monthly weather forecast
Montpelier, ID

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Weather in January

January, like December, is another subzero cold winter month in Montpelier, Idaho, with an average temperature ranging between min 7.9°F (-13.4°C) and max 26.2°F (-3.2°C). January's beginning signals an average high-temperature of a still freezing cold 26.2°F (-3.2°C), barely different from December's 25.2°F (-3.8°C). Weather in January »

Weather in February

February, the last month of the winter in Montpelier, is also a subzero cold month, with an average temperature varying between 10.2°F (-12.1°C) and 27.3°F (-2.6°C). Montpelier, Idaho, records a slight change with February's average high-temperatures adjusting to a still subzero cold 27.3°F (-2.6°C) from January's 26.2°F (-3.2°C). Weather in February »

Weather in March

The first month of the spring, March, is a wintry month in Montpelier, Idaho, with an average temperature fluctuating between 34.5°F (1.4°C) and 18°F (-7.8°C). As March sets, the average high-temperature shows a slight increase, moving up from a freezing cold 27.3°F (-2.6°C) in February to an icy 34.5°F (1.4°C). Weather in March »

Weather in April

April is a frosty spring month in Montpelier, Idaho, with an average temperature fluctuating between 44.2°F (6.8°C) and 25°F (-3.9°C). Montpelier in April shows a temperature shift, moving from an average high of a wintry 34.5°F (1.4°C) in March to a frosty 44.2°F (6.8°C). Weather in April »

Weather in May

May, the last month of the spring in Montpelier, is a moderate month, with an average temperature varying between 33.3°F (0.7°C) and 56.3°F (13.5°C). A shift in the average high-temperature is noticeable in May, changing from a chilly 44.2°F (6.8°C) in April to a refreshing 56.3°F (13.5°C). Weather in May »

Weather in June

The first month of the summer, June, is a pleasant month in Montpelier, Idaho, with an average temperature varying between 68.9°F (20.5°C) and 40.6°F (4.8°C). With the transition into June, Montpelier experiences an increase in average high-temperatures, moving up from a refreshing 56.3°F (13.5°C) in May to an agreeable 68.9°F (20.5°C). Weather in June »

Weather in July

July in Montpelier, Idaho, is a warm summer month, with an average temperature varying between 48.9°F (9.4°C) and 79°F (26.1°C). July, with its average high-temperature of 79°F (26.1°C) and an average low-temperature of 48.9°F (9.4°C), holds the record as the warmest month. Weather in July »

Weather in August

The last month of the summer, August, is also a moderately hot month in Montpelier, Idaho, with an average temperature ranging between max 77.7°F (25.4°C) and min 48.6°F (9.2°C). Montpelier, Idaho, experiences an average high-temperature of a still warm 77.7°F (25.4°C) in August, marking an insignificant shift from 79°F (26.1°C) in July. Weather in August »

Weather in September

The first month of the autumn, September, is also an agreeable month in Montpelier, Idaho, with an average temperature fluctuating between 68°F (20°C) and 42.3°F (5.7°C). Montpelier's September weather features a mild decline in high-temperatures, reducing from a warm 77.7°F (25.4°C) in August to a pleasant 68°F (20°C). Weather in September »

Weather in October

October, like September, in Montpelier, Idaho, is another fresh autumn month, with an average temperature fluctuating between 30.4°F (-0.9°C) and 50.5°F (10.3°C). October's arrival sees a clear drop in the average high-temperature, decreasing from September's agreeable 68°F (20°C) to a fresh 50.5°F (10.3°C). Weather in October »

Weather in November

The last month of the autumn, November, is another cold month in Montpelier, Idaho, with an average temperature fluctuating between 19.4°F (-7°C) and 36.5°F (2.5°C). The arrival of November indicates a decrease in the average high-temperature, moving from a fresh 50.5°F (10.3°C) in October to a cold 36.5°F (2.5°C). Weather in November »

Weather in December

December, the first month of the winter in Montpelier, is also a subzero cold month, with an average temperature ranging between max 25.2°F (-3.8°C) and min 9.5°F (-12.5°C). Montpelier's December weather, marked by an average high temperature of 25.2°F (-3.8°C) and an average low temperature of 9.5°F (-12.5°C), is the coldest in the year. Weather in December »
Updated: Jun 20, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What is the most humid month?

The months with the highest humidity in Montpelier are January and February, with an average relative humidity of 92%.

How many days does it rain?

Throughout the year, there are 117.5 rainfall days, and 20.24" (514mm) of precipitation is accumulated.

When does it snow?

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

How many days does it snow?

In Montpelier, during the entire year, snow falls for 116.1 days and aggregates up to 91.14" (2315mm) of snow.

What is the month with the least sunshine?

The month with the least sunshine is January, with an average of 4.4h of sunshine.

What are the months with the lowest UV index?

The months with the lowest UV index are January, November and December, with an average maximum UV index of 1.

What is the snowiest month in Montpelier?

The month with the most snowfall is February, when snow falls for 21.3 days and typically aggregates up to 18.39" (467mm) of snow.

When is Daylight Saving Time (DST)?

On Sunday, March 10. 2024, at 2:00 am, Daylight Saving Time starts, and the time zone changes from MST to MDT. Daylight Saving Time ends Sunday, November 3. 2024, at 2:00 am, and the time zone reverts from MDT to MST.

What is the rainiest month?

May is the month with the most rainfall. Rain falls for 17.3 days and accumulates 2.6" (66mm) of precipitation.

When are the longest days?

With an average of 15h and 12min of daylight, June has the longest days of the year.

What is the month with the highest UV index?

The months with the highest UV index in Montpelier are June and July, with an average maximum UV index of 5.

What month is the hottest?

In Montpelier, July is known for its average highest temperatures, reaching a high of 79°F (26.1°C) and a low of 48.9°F (9.4°C).

What is the driest month?

July is the month with the least rainfall in Montpelier. Rain falls for 7.8 days and accumulates 0.63" (16mm) of precipitation.

When it does not snow?

In Montpelier, snow does not fall in July and August.

What month has the most sunshine?

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

What is the least humid month?

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

What is the coldest month?

December is the month that records the lowest temperatures, with averages ranging from a high of 25.2°F (-3.8°C) to a low of 9.5°F (-12.5°C).

What is the month with the shortest days?

December has the shortest days of the year, with an average of 9h and 6min of daylight.

Average temperature
Montpelier, ID

Average temperature - Montpelier, ID

The warmest month (with the highest average high temperature) is July (79°F).
The month with the lowest average high temperature is December (25.2°F).

The month with the highest average low temperature is July (48.9°F).
The coldest month (with the lowest average low temperature) is January (7.9°F).

Average pressure
Montpelier, ID

Average pressure - Montpelier, ID

The month with the highest atmospheric pressure is January (30.29"Hg).
The month with the lowest atmospheric pressure is June (29.9"Hg).

Average wind speed
Montpelier, ID

Average wind speed - Montpelier, ID

The windiest month (with the highest average wind speed) is June (5.8mph).
The calmest months (with the lowest average wind speed) are January and December (4.2mph).

Average humidity
Montpelier, ID

Average humidity - Montpelier, ID

The months with the highest relative humidity are January and February (92%).
The month with the lowest relative humidity is August (42%).

Average rainfall
Montpelier, ID

Average rainfall - Montpelier, ID

The wettest month (with the highest rainfall) is May (2.6").
The driest month (with the least rainfall) is July (0.63").

Average rainfall days
Montpelier, ID

Average rainfall days - Montpelier, ID

The month with the highest number of rainy days is May (17.3 days).
The month with the least rainy days is January (6 days).

Average snowfall
Montpelier, ID

Average snowfall - Montpelier, ID

The month with the highest snowfall is February (18.39").
The months with the least snowfall are July and August (0").

Average snowfall days
Montpelier, ID

Average snowfall days - Montpelier, ID

The month with the highest number of snowfall days is December (21.6 days).
The months with the least snowfall days are July and August (0 days).

Average daylight / Average sunshine
Montpelier, ID

Average daylight / Average sunshine - Montpelier, ID

The month with the longest days is June (Average daylight: 15h and 12min).
The month with the shortest days is December (Average daylight: 9h and 6min).

The month with the most sunshine is July (Average sunshine: 11h and 54min).
The month with the least sunshine is January (Average sunshine: 4h and 24min).

Average sunshine days
Montpelier, ID

Average sunshine days - Montpelier, ID

The month with the most sunshine days is July (18.8 days).
The month with the least sunshine days is February (6.8 days).

Average UV index
Montpelier, ID

Average UV index - Montpelier, ID

The months with the highest UV index are June and July (UV index 5).
The months with the lowest UV index are January, November and December (UV index 1).

Average visibility
Montpelier, ID

Average visibility - Montpelier, ID

The months with the highest visibility are May, June, July, August, September and October (6mi).
The months with the lowest visibility are January and February (3mi).

Montpelier, Idaho, USA

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