Climate and monthly weather forecast
Moscow, ID

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Clean paths and scenic, neat lawns surrounding lone red barn in a field in Moscow, Idaho
Clean paths and scenic, neat lawns surrounding lone red barn in a field in Moscow, Idaho

The climate of Moscow

Moscow, Idaho, USA falls under the Köppen climate classification of 'Csb'. This classification is representative of a Mediterranean climate with a warm summer. The climate maintains a balance between hot, dry summers and cold, moist winters, that comes with its geographical location in the Pacific Northwest region.

Throughout the year, Moscow's weather exhibits considerable changes in different parameters like temperature, rainfall, sunshine hours, and snowfall. Temperature fluctuates from a low of 24.1°F (-4.4°C) in December to a high of 83.7°F (28.7°C) in August. However, comfortable temperatures from 54.5°F (12.5°C) to 83.7°F (28.7°C) can be enjoyed from April to September.

The volume of rainfall ranges from a miniscule 0.47" (12mm) in July and August to a peak of 2.68" (68mm) in December. Snowfall, a noteworthy characteristic of the climate, is observed from high in December and January, 12.56" (319mm) and 11.57" (294mm) respectively, tapering off to virtually zero from May to September. Sunshine hours also exhibit a clear trend; less sunshine during the winter months, increasing substantially from March and peaking in June, July and August, then a decrease towards winter again.

Moscow's climate presents a remarkable study of changes, especially with regard to the diverse weather conditions throughout the year. The month of August stands out as a singular case with the highest temperature and the lowest rainfall, implying a hot and dry summer spell.

The best time to visit Moscow

Given the variability in weather parameters, the best time to visit Moscow would be from late spring to early autumn, that is from April to September. This period offers the most comfortable temperatures ranging from 54.5°F (12.5°C) in April to the peak of 83.7°F (28.7°C) in August. Additionally, it affords the highest amount of sunshine, with hours of daylight spanning from 13.6 in April to a high of 15.8 in June, making these months ideal for outdoor activities and sightseeing.

The worst time to visit Moscow

As for the least favourable time to visit, it would be in the heart of winter, specifically December and January. These months experience the lowest temperatures, sinking to 24.1°F (-4.4°C) in December and barely rising to 25.5°F (-3.6°C) in January. Coupled with the highest snowfall of the year, weather conditions can be quite severe, making outdoor activities an arduous task. These months also see the shortest daylight durations and decreased visibility due to fog that might restrict exploration or travel.

Spring weather in Moscow

Spring in Moscow, from March to May, witnesses a steady progression in temperature. The average highs go from 46.8°F (8.2°C) in March to a pleasant 63.9°F (17.7°C) by May. While the city receives rainfall ranging from 2.28" (58mm) in March to 2.28" (58mm) in May, it also enjoys increasing sunshine hours from 6.3 in March to 10.1 in May. The moderate weather conditions present the perfect opportunity to revel in the beauty of blossoming trees and an array of colourful flowers.

Summer weather in Moscow

The summer months, from June to August, display the warmest temperatures of the year. With the mercury reaching up to 70°F (21.1°C) in June and gradually climbing to 83.7°F (28.7°C) in August, these months offer the ideal conditions for hiking, cycling or simply soaking in the sun at a local park. Despite being the driest period with only 0.47" (12mm) of rainfall in both July and August, the humidity hovers at an average of 47%, keeping the environment comfortable.

Autumn weather in Moscow

Autumn starts showing its presence from September, when the temperatures start to fall from 73.4°F (23°C) to 57.7°F (14.3°C) in October and settling at a cool 43.7°F (6.5°C) in November. Although it sees a rise in rainfall from 0.63" (16mm) in September to 1.89" (48mm) in November, it carries the charm of changing colours of the leaves, making Moscow a picturesque place in autumn.

Winter weather in Moscow

Winter in Moscow, from December to February, is characterised by low temperatures, heavy snowfall, and minimal daylight. The temperatures drop to an average low of 25.5°F (-3.6°C) in December, 27.9°F (-2.3°C) in January and 31.8°F (-0.1°C) in February. Moscow sees significant snowfall of over 11" (279mm) in December and January - a fact that transforms the city into a winter wonderland despite the reduced daylight hours and lower visibility.

Weather in January

Winter is at its peak in Moscow, Idaho during January, with the weather predominantly leaning towards cold temperatures and high humidity. Nostalgic scenes of snowfall become a common sight, painting the city in beautiful white hues, justifying the societal image of a quintessential winter landscape. Weather in January »

Weather in February

February introduces a nuanced transition in Moscow's weather scene, with a subtle uptick in temperatures. The city retains its winter aura but with a mellowed intensity, marked by a gradual decrease in snowfall and a slight increase in daylight hours. Weather in February »

Weather in March

The arrival of March signals a significant transformation in Moscow’s weather, ushering in the initial signs of spring. The snowfall sees a downward trend and a marked increase in temperatures becomes evident, making the weather conditions more amenable. Weather in March »

Weather in April

April in Moscow, Idaho, fosters a lively atmosphere with the full bloom of spring. Signs of winter fade and yield to a warmer palette, with a noticeable rise in temperatures and a marked decline in humidity. The longer daylight hours invigorate the cityscape, and the gentle breeze compliments the pleasant weather conditions. Weather in April »

Weather in May

May accentuates the spring weather in Moscow, with further elevation in temperatures. This month exhibits a beautiful blend of mild temperatures, frequent rainfall, and extended daylight hours, forming an enticing canvas for outdoor enthusiasts. Weather in May »

Weather in June

June brings forth the summer season in Moscow, Idaho, characterized by a significant surge in temperatures. The city basks in the extended daylight hours, rejuvenating the cityscape with a sunny glow. The humidity level drops considerably, while the rainfall becomes less frequent. Weather in June »

Weather in July

July manifests the height of summer in Moscow, showcasing the highest temperatures, ranging from 54.7°F (12.6°C) to 82.6°F (28.1°C), of the year and a valley-low relative humidity level of 47%. Ambitiously bright sunshine competes with extended daylight hours, bringing a radiating glow to the city. Weather in July »

Weather in August

August retains the summer essence in Moscow’s weather with the continuation of high temperatures. The city reverberates with lively energy as the daylight hours, though gradually shortening, allow sufficient time for outdoor activities. Weather in August »

Weather in September

September in Moscow, Idaho, marks the onset of the fall season, introducing refreshing changes in temperature patterns. The city witnesses a tapering down of the radiant summer aura, transitioning into a calm and cooling ambiance. Weather in September »

Weather in October

October deepens the influence of the fall season in Moscow. The drop in temperature becomes more pronounced, bringing about a crispness in the air. The city beautifies under the autumn hues and the dwindling daylight hours induce a nostalgic appeal. Weather in October »

Weather in November

November in Moscow, Idaho welcomes back the winter chill, nostalgic of January, with temperatures falling to between 31.8°F (-0.1°C) and 43.7°F (6.5°C). The city prepares for the incoming winter season as daylight hours reduce dramatically and the force of the wind brings a sense of the frosty weather ahead. Weather in November »

Weather in December

December showers Moscow in a wintry ambiance, celebrating the holiday spirit with cooler temperatures and a flurry of snow. The city is cloaked in a winter veil, with extended hours of darkness painting a twilight scene. The wind contributes to the chill and occasional snowfall graces the city skylines. Weather in December »
Updated: Aug 24, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What is the most humid month in Moscow?

The most humid month is January, with an average relative humidity of 87%.

How much does it rain?

Throughout the year, there are 143.2 rainfall days, and 20.51" (521mm) of precipitation is accumulated.

When does it snow?

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

What is the snowiest month?

January is the month with the most snowfall. Snow falls for 13.7 days and accumulates 12.56" (319mm) of snow.

How much does it snow?

Throughout the year, in Moscow, Idaho, there are 60.2 snowfall days, and 47.24" (1200mm) of snow is accumulated.

What are the months with the least sunshine?

January, February and December, with an average of 4.5h of sunshine, are months with the least sunshine.

When is the lowest UV index?

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

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 PST to PDT. Daylight Saving Time ends Sunday, November 3. 2024, at 2:00 am, and the time zone reverts from PDT to PST.

When it does not snow?

In Moscow, snow does not fall in June through August.

When are the longest days?

June has the longest days of the year, with an average of 15h and 48min of daylight.

What is the driest month?

The months with the least rainfall in Moscow, Idaho, are July and August Rain falls for 5.9 days and accumulates 0.47" (12mm) of rain.

What is the month with the highest UV index?

With an average maximum UV index of 6, July is the month with the highest UV index.

What month is the hottest?

The warmest period in Moscow tends to be August, when average temperatures fluctuate between a high of 83.7°F (28.7°C) and a low of 58.1°F (14.5°C).

What is the least humid month?

With an average relative humidity of 40%, August is the least humid month.

What month has the most sunshine?

August has the most sunshine of the year in Moscow, with an average of 12h of sunshine.

What time of the year is the coldest?

The month of December sees the average lowest temperatures, reaching 34°F (1.1°C) at the peak and 24.1°F (-4.4°C) at the low.

What is the wettest month?

The month with the most rainfall is December, when the rain falls for 11.6 days and typically aggregates up to 2.68" (68mm) of precipitation.

What is the month with the shortest days?

December has the shortest days of the year, with an average of 8h and 36min of daylight.

Average temperature
Moscow, ID

Average temperature - Moscow, ID

The warmest month (with the highest average high temperature) is August (83.7°F).
The month with the lowest average high temperature is December (34°F).

The month with the highest average low temperature is August (58.1°F).
The coldest month (with the lowest average low temperature) is December (24.1°F).

Average pressure
Moscow, ID

Average pressure - Moscow, ID

The month with the highest atmospheric pressure is January (30.2"Hg).
The month with the lowest atmospheric pressure is August (29.91"Hg).

Average wind speed
Moscow, ID

Average wind speed - Moscow, ID

The windiest month (with the highest average wind speed) is April (6.3mph).
The calmest months (with the lowest average wind speed) are July, August and September (4.8mph).

Average humidity
Moscow, ID

Average humidity - Moscow, ID

The month with the highest relative humidity is January (87%).
The month with the lowest relative humidity is August (40%).

Average rainfall
Moscow, ID

Average rainfall - Moscow, ID

The wettest month (with the highest rainfall) is December (2.68").
The driest months (with the least rainfall) are July and August (0.47").

Average rainfall days
Moscow, ID

Average rainfall days - Moscow, ID

The month with the highest number of rainy days is April (18.1 days).
The months with the least rainy days are July and August (5.9 days).

Average snowfall
Moscow, ID

Average snowfall - Moscow, ID

The month with the highest snowfall is January (12.56").
The months with the least snowfall are June, July and August (0").

Average snowfall days
Moscow, ID

Average snowfall days - Moscow, ID

The month with the highest number of snowfall days is December (14.1 days).
The months with the least snowfall days are June, July and August (0 days).

Average daylight / Average sunshine
Moscow, ID

Average daylight / Average sunshine - Moscow, ID

The month with the longest days is June (Average daylight: 15h and 48min).
The month with the shortest days is December (Average daylight: 8h and 36min).

The month with the most sunshine is August (Average sunshine: 12h and 0min).
The months with the least sunshine are January, February and December (Average sunshine: 4h and 30min).

Average sunshine days
Moscow, ID

Average sunshine days - Moscow, ID

The month with the most sunshine days is July (23.3 days).
The month with the least sunshine days is February (9.2 days).

Average visibility
Moscow, ID

Average visibility - Moscow, ID

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

Moscow, Idaho, USA

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