Climate and monthly weather forecast
Lima, MT

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Weather in January

January, like December, is a freezing cold winter month in Lima, Montana, with temperature in the range of an average low of 10.8°F (-11.8°C) and an average high of 27°F (-2.8°C). The ushering in of January brings an average high-temperature of a still subzero cold 27°F (-2.8°C), closely mirroring the 24.3°F (-4.3°C) of December. Weather in January »

Weather in February

The last month of the winter, February, is also a subzero cold month in Lima, Montana, with temperature in the range of an average low of 10.4°F (-12°C) and an average high of 27.1°F (-2.7°C). Lima's shift into February is marked by a subtle change to a still freezing cold 27.1°F (-2.7°C) from January's 27°F (-2.8°C) in temperature. Weather in February »

Weather in March

March, the first month of the spring in Lima, is an icy month, with an average temperature fluctuating between 19°F (-7.2°C) and 34.3°F (1.3°C). A soft shift in the average high-temperature is noticeable in March, transitioning from a subzero cold 27.1°F (-2.7°C) in February to a wintry 34.3°F (1.3°C). Weather in March »

Weather in April

April is a frosty spring month in Lima, Montana, with an average temperature fluctuating between 26.4°F (-3.1°C) and 44.1°F (6.7°C). With the onset of April, Lima's average high-temperature sees a rise, moving from March's wintry 34.3°F (1.3°C) to a chilly 44.1°F (6.7°C). Weather in April »

Weather in May

The last month of the spring, May, is a moderate month in Lima, Montana, with an average temperature varying between 34.7°F (1.5°C) and 55.6°F (13.1°C). Lima's weather in May shows a rise in the average high-temperature, moving up from April's chilly 44.1°F (6.7°C) to a moderate 55.6°F (13.1°C). Weather in May »

Weather in June

The first month of the summer, June, is a comfortable month in Lima, Montana, with temperature in the range of an average low of 40.6°F (4.8°C) and an average high of 65.8°F (18.8°C). June brings an increase in the average high-temperature, progressing from a mild 55.6°F (13.1°C) in May to a still refreshing 65.8°F (18.8°C). Weather in June »

Weather in July

July is a warm summer month in Lima, Montana, with an average temperature fluctuating between 47.1°F (8.4°C) and 76.6°F (24.8°C). The warmest temperatures occur during July, when averages reach a peak of 76.6°F (24.8°C) and a low of 47.1°F (8.4°C). Weather in July »

Weather in August

August, the last month of the summer in Lima, is another warm month, with temperature in the range of an average low of 46.9°F (8.3°C) and an average high of 75.4°F (24.1°C). Lima records an average high-temperature of a still warm 75.4°F (24.1°C) in August, maintaining a close correlation with July's 76.6°F (24.8°C). Weather in August »

Weather in September

The first month of the autumn, September, is also an enjoyable month in Lima, Montana, with temperature in the range of an average high of 65.8°F (18.8°C) and an average low of 42.1°F (5.6°C). The arrival of September corresponds with a temperature reduction, down from August's moderately hot 75.4°F (24.1°C) to a refreshing 65.8°F (18.8°C). Weather in September »

Weather in October

October, the same as September, in Lima, Montana, is a frosty autumn month, with an average temperature ranging between min 31.3°F (-0.4°C) and max 49.1°F (9.5°C). October is marked by a significant decrease, with the average high-temperature retreating from an enjoyable 65.8°F (18.8°C) in September to a chilly 49.1°F (9.5°C). Weather in October »

Weather in November

The last month of the autumn, November, is also an icy month in Lima, Montana, with temperature in the range of an average low of 20.1°F (-6.6°C) and an average high of 34.9°F (1.6°C). Onset of November comes with a temperature decline, the average high falling from a chilly 49.1°F (9.5°C) in October to a wintry 34.9°F (1.6°C). Weather in November »

Weather in December

The first month of the winter, December, is also a subzero cold month in Lima, Montana, with an average temperature ranging between max 24.3°F (-4.3°C) and min 9.9°F (-12.3°C). December is the coldest month, with the temperature often reaching an average high of 24.3°F (-4.3°C) and an average low of 9.9°F (-12.3°C). Weather in December »
Updated: Aug 25, 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 are January and February, with an average relative humidity of 86%.

What is the driest month?

January is the month with the least rainfall. Rain falls for 4.6 days and accumulates 0.43" (11mm) of precipitation.

How much does it rain?

In Lima, Montana, during the entire year, the rain falls for 103.2 days and collects up to 9.84" (250mm) of precipitation.

When does it snow?

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

How much does it snow?

In Lima, during the entire year, snow falls for 81.9 days and aggregates up to 31.65" (804mm) of snow.

What is the month with the least sunshine?

With an average of 5.9h of sunshine, January has the least sunshine of the year.

When is the lowest UV index?

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

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.

When does it snow the most?

April is the month with the most snowfall. Snow falls for 10.8 days and accumulates 4.96" (126mm) of snow.

What is the rainiest month?

The month with the most rainfall is June, when the rain falls for 13.5 days and typically aggregates up to 1.73" (44mm) of precipitation.

When are the longest days?

June has the longest days of the year, with an average of 15h and 30min of daylight.

What month is the hottest?

July is the warmest month of the year, registering average temperatures as high as 76.6°F (24.8°C) and as low as 47.1°F (8.4°C).

What is the least humid month?

The months with the lowest humidity are July and August, with an average relative humidity of 43%.

When it does not snow?

July and August are months without snowfall.

What month has the most sunshine?

With an average of 11.9h of sunshine, July has the most sunshine of the year.

When is the highest UV index?

With an average maximum UV index of 5, July is the month with the highest UV index.

What is the coldest month?

December is Lima's coldest month, registering average high temperatures of 24.3°F (-4.3°C) and lows of 9.9°F (-12.3°C).

What is the month with the shortest days?

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

Average temperature
Lima, MT

Average temperature - Lima, MT

The warmest month (with the highest average high temperature) is July (76.6°F).
The month with the lowest average high temperature is December (24.3°F).

The month with the highest average low temperature is July (47.1°F).
The coldest month (with the lowest average low temperature) is December (9.9°F).

Average pressure
Lima, MT

Average pressure - Lima, MT

The month with the highest atmospheric pressure is January (30.25"Hg).
The month with the lowest atmospheric pressure is June (29.92"Hg).

Average wind speed
Lima, MT

Average wind speed - Lima, MT

The windiest months (with the highest average wind speed) are November and December (7.3mph).
The calmest month (with the lowest average wind speed) is August (5.4mph).

Average humidity
Lima, MT

Average humidity - Lima, MT

The months with the highest relative humidity are January and February (86%).
The months with the lowest relative humidity are July and August (43%).

Average rainfall
Lima, MT

Average rainfall - Lima, MT

The wettest month (with the highest rainfall) is June (1.73").
The driest month (with the least rainfall) is January (0.43").

Average rainfall days
Lima, MT

Average rainfall days - Lima, MT

The month with the highest number of rainy days is May (13.7 days).
The month with the least rainy days is January (4.6 days).

Average snowfall
Lima, MT

Average snowfall - Lima, MT

The month with the highest snowfall is April (4.96").
The months with the least snowfall are July and August (0").

Average snowfall days
Lima, MT

Average snowfall days - Lima, MT

The month with the highest number of snowfall days is February (13.3 days).
The months with the least snowfall days are July and August (0 days).

Average daylight / Average sunshine
Lima, MT

Average daylight / Average sunshine - Lima, MT

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 54min).
The month with the least sunshine is January (Average sunshine: 5h and 54min).

Average sunshine days
Lima, MT

Average sunshine days - Lima, MT

The month with the most sunshine days is July (20.7 days).
The month with the least sunshine days is April (10.7 days).

Average visibility
Lima, MT

Average visibility - Lima, MT

The months with the highest visibility are April, May, June, July, August, September, October and November (6mi).
The month with the lowest visibility is February (4mi).

Lima, Montana, USA

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