Climate and monthly weather forecast
Lemhi, ID

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Weather in January

January, like December, is a freezing cold winter month in Lemhi, Idaho, with an average temperature ranging between min 9.5°F (-12.5°C) and max 27.3°F (-2.6°C). Lemhi marks the onset of January with an average high-temperature of a still freezing cold 27.3°F (-2.6°C), a subtle shift from December's 25.2°F (-3.8°C). Weather in January »

Weather in February

The last month of the winter, February, is another freezing cold month in Lemhi, Idaho, with an average temperature fluctuating between 27.9°F (-2.3°C) and 10.8°F (-11.8°C). February's advent notes a subtle adjustment in average high-temperature to a still subzero cold 27.9°F (-2.3°C) from January. Weather in February »

Weather in March

March, the first month of the spring in Lemhi, is an icy month, with an average temperature varying between 17.8°F (-7.9°C) and 34°F (1.1°C). The shift from February to March sees a slight increase in the average high-temperature, transitioning from a subzero cold 27.9°F (-2.3°C) to a cold 34°F (1.1°C). Weather in March »

Weather in April

April, the same as March, is an icy spring month in Lemhi, Idaho, with an average temperature fluctuating between 25°F (-3.9°C) and 41.9°F (5.5°C). The shift into April is marked by a modest rise in the average high-temperature, moving from March's wintry 34°F (1.1°C) to a still icy 41.9°F (5.5°C). Weather in April »

Weather in May

May, the last month of the spring in Lemhi, is a cool month, with an average temperature fluctuating between 33.8°F (1°C) and 54.1°F (12.3°C). Lemhi's weather in May shows a rise in the average high-temperature, moving up from April's icy 41.9°F (5.5°C) to a fresh 54.1°F (12.3°C). Weather in May »

Weather in June

June, the first month of the summer in Lemhi, is an enjoyable month, with an average temperature varying between 64.4°F (18°C) and 39.9°F (4.4°C). The shift into June is accompanied by a temperature increase, with the average high-temperature rising from a fresh 54.1°F (12.3°C) in May to an enjoyable 64.4°F (18°C). Weather in June »

Weather in July

July is a moderately hot summer month in Lemhi, Idaho, with an average temperature fluctuating between 75.7°F (24.3°C) and 47.3°F (8.5°C). With an average high-temperature of 75.7°F (24.3°C) and an average low-temperature of 47.3°F (8.5°C), July is the warmest month. Weather in July »

Weather in August

The last month of the summer, August, is another warm month in Lemhi, Idaho, with an average temperature fluctuating between 47.5°F (8.6°C) and 74.7°F (23.7°C). August notes an average high-temperature of a still warm 74.7°F (23.7°C), subtly differing from July's 75.7°F (24.3°C). Weather in August »

Weather in September

The first month of the autumn, September, is still a refreshing month in Lemhi, Idaho, with an average temperature varying between 65.3°F (18.5°C) and 40.6°F (4.8°C). The onset of September comes with a shift in the average high-temperature, falling from a moderately hot 74.7°F (23.7°C) in August to a refreshing 65.3°F (18.5°C). Weather in September »

Weather in October

October, like September, is another chilly autumn month in Lemhi, Idaho, with an average temperature varying between 48.7°F (9.3°C) and 30.4°F (-0.9°C). October is characterized by a clear drop in the average high-temperature, falling from September's enjoyable 65.3°F (18.5°C) to a chilly 48.7°F (9.3°C). Weather in October »

Weather in November

November, the last month of the autumn in Lemhi, is also a wintry month, with an average temperature varying between 19.2°F (-7.1°C) and 35.2°F (1.8°C). Stepping into November, Lemhi observes a temperature decline, with the average high falling from October's frosty 48.7°F (9.3°C) to a wintry 35.2°F (1.8°C). Weather in November »

Weather in December

December, the first month of the winter in Lemhi, is also a subzero cold month, with temperature in the range of an average high of 25.2°F (-3.8°C) and an average low of 9.5°F (-12.5°C). December is the coldest month, exhibiting average temperatures of 25.2°F (-3.8°C) at the peak and 9.5°F (-12.5°C) at the base. Weather in December »
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Frequently asked questions

How much does it rain in Lemhi?

Throughout the year, in Lemhi, Idaho, there are 129.5 rainfall days, and 12.4" (315mm) of precipitation is accumulated.

When does it snow in Lemhi?

January through May, September through December are months with snowfall in Lemhi, Idaho.

How many days does it snow in Lemhi?

Throughout the year, in Lemhi, there are 63.5 snowfall days, and 22.76" (578mm) of snow is accumulated.

What is the month with the least sunshine in Lemhi?

With an average of 5.1h of sunshine, January has the least sunshine of the year in Lemhi, Idaho.

What are the months with the lowest UV index in Lemhi?

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

What is the most humid month in Lemhi?

With an average relative humidity of 89%, February is the most humid month in Lemhi, Idaho.

What is the snowiest month in Lemhi?

February is the month with the most snowfall. Snow falls for 12.3 days and accumulates 5" (127mm) of snow.

When is Daylight Saving Time (DST) in Lemhi?

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 in Lemhi?

The month with the most rainfall is June, when the rain falls for 14.9 days and typically aggregates up to 2.05" (52mm) of precipitation.

When it does not snow in Lemhi?

June through August are months without snowfall in Lemhi, Idaho.

When are the longest days in Lemhi?

The month with the longest days in Lemhi, Idaho, is June, with an average of 15h and 30min of daylight.

What part of the year is the hottest in Lemhi?

July, having an average high-temperature of 75.7°F (24.3°C) and an average low-temperature of 47.3°F (8.5°C), is the warmest month.

What is the driest month in Lemhi?

The months with the least rainfall in Lemhi are July and August Rain falls for 7.8 days and accumulates 0.51" (13mm) of rain.

What month has the most sunshine in Lemhi?

The month with the most sunshine is July, with an average of 11.8h of sunshine.

What is the month with the highest UV index in Lemhi?

July is the month with the highest UV index in Lemhi, Idaho, with an average maximum UV index of 5.

What is the least humid month in Lemhi?

With an average relative humidity of 43%, August is the least humid month in Lemhi.

What are the coldest months in Lemhi?

Lemhi's coldest month, December, registers temperatures that range 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 in Lemhi?

December has the shortest days of the year, with an average of 8h and 54min of daylight.

Average temperature
Lemhi, ID

Average temperature - Lemhi, ID

The warmest month (with the highest average high temperature) is July (75.7°F).
The month with the lowest average high temperature is December (25.2°F).

The month with the highest average low temperature is August (47.5°F).
The coldest months (with the lowest average low temperature) are January and December (9.5°F).

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Average pressure
Lemhi, ID

Average pressure - Lemhi, ID

The month with the highest atmospheric pressure is January (30.25"Hg).
The month with the lowest atmospheric pressure is June (29.93"Hg).

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Average wind speed
Lemhi, ID

Average wind speed - Lemhi, ID

The windiest months (with the highest average wind speed) are March and April (5.2mph).
The calmest month (with the lowest average wind speed) is August (4.3mph).

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Average rainfall
Lemhi, ID

Average rainfall - Lemhi, ID

The wettest month (with the highest rainfall) is June (2.05").
The driest months (with the least rainfall) are July and August (0.51").

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Average rainfall days
Lemhi, ID

Average rainfall days - Lemhi, ID

The month with the highest number of rainy days is May (18.3 days).
The month with the least rainy days is January (6.3 days).

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Average snowfall
Lemhi, ID

Average snowfall - Lemhi, ID

The month with the highest snowfall is February (5").
The months with the least snowfall are June, July and August (0").

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Average snowfall days
Lemhi, ID

Average snowfall days - Lemhi, ID

The month with the highest number of snowfall days is February (12.3 days).
The months with the least snowfall days are June, July and August (0 days).

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Average daylight / Average sunshine
Lemhi, ID

Average daylight / Average sunshine - Lemhi, ID

The month with the longest days is June (Average daylight: 15h and 30min).
The month with the shortest days is December (Average daylight: 8h and 54min).

The month with the most sunshine is July (Average sunshine: 11h and 48min).
The month with the least sunshine is January (Average sunshine: 5h and 6min).

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Average sunshine days
Lemhi, ID

Average sunshine days - Lemhi, ID

The month with the most sunshine days is July (19.4 days).
The month with the least sunshine days is April (7.7 days).

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Average visibility
Lemhi, ID

Average visibility - Lemhi, ID

The months with the highest visibility are May, June, July, August, September and October (6mi).
The months with the lowest visibility are January, February, March and December (4mi).

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Lemhi, Idaho, USA

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