May 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

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. The wind maintains a gentle rhythm and the humidity takes on a descending trend. May brings its unique charm with a welcoming ambiance and vibrant green landscapes. Showcasing its more accommodating avatar, May registers temperatures ranging from 41.5°F (5.3°C) to 63.9°F (17.7°C).

Temperature

Moscow's May weather brings a rise in high-temperatures, moving from a cool 54.5°F (12.5°C) in April to a refreshing 63.9°F (17.7°C). Moscow, in the heat of May, registers a significant plunge to a mean of 41.5°F (5.3°C) during the nights.

Humidity

The average relative humidity in May in Moscow is 70%.

Rainfall

In Moscow, during May, the rain falls for 16.2 days and regularly aggregates up to 2.28" (58mm) of precipitation. Throughout the year, in Moscow, there are 143.2 rainfall days, and 20.51" (521mm) of precipitation is accumulated.

Snowfall

January through May, September through December are months with snowfall. May is the last month it regularly snows in Moscow. During 0.3 snowfall days, in May, Moscow aggregates 0.08" (2mm) of snow. Throughout the year, in Moscow, Idaho, there are 60.2 snowfall days, and 47.24" (1200mm) of snow is accumulated.

Daylight

In Moscow, Idaho, the average length of the day in May is 15h and 4min.
On the first day of the month, sunrise is at 5:31 am and sunset at 7:58 pm. On the last day of May, sunrise is at 4:57 am and sunset at 8:33 pm PDT.

Sunshine

In May, the average sunshine is 10.1h.

UV index

The average daily maximum UV index in May in Moscow is 4. A UV Index value of 3 to 5 symbolizes a medium health hazard from unsafe exposure to UV radiation for average individuals.
Note: The average daily UV index of 4 in May transforms into the following instructions:
Prioritize safety - The need to safeguard skin and eyes from harm is emphasized. For health reasons, it's advisable to reduce direct sun exposure during peak hours around midday. Outfit yourself in sun-safe attire, like long sleeves, pants, a hat, and UV-blocking sunglasses. Notice this! Nearly double the intensity of the Sun's UV radiation can be caused by snow reflection.
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Frequently asked questions

What is the usual temperature for Moscow in May?

In Moscow, 63.9°F (17.7°C) is the average high-temperature and 41.5°F (5.3°C) is the average low-temperature during May.

What is the average humidity in May in Moscow?

In May, the average relative humidity in Moscow, Idaho, is 70%.

How many days does it rain in May in Moscow?

In Moscow, Idaho, during May, the rain falls for 16.2 days and regularly aggregates up to 2.28" (58mm) of precipitation.

What is the last month it snows in Moscow?

May is the last month it regularly snows in Moscow. During 0.3 snowfall days, in May, Moscow aggregates 0.08" (2mm) of snow.

What is the average length of the day in May in Moscow?

In Moscow, Idaho, the average day length in May is 15h and 4min.

When are sunrise and sunset in May in Moscow?

In May, on the first day of the month, sunrise is at 5:31 am and sunset at 7:58 pm. On the last day of the month, in Moscow, Idaho, sunrise is at 4:57 am and sunset at 8:33 pm PDT.

How many hours of sunshine does Moscow have in May?

In May, the average sunshine duration is 10.1h.

How high is the UV index in May in Moscow?

In May, the average daily maximum UV index in Moscow, Idaho, is 4. A UV Index value of 3 to 5 symbolizes a medium hazard to health from unprotected exposure to UV radiation.
Average humidity
Average rainfall days
Average snowfall days
Average daylight
Average sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility

Average temperature in May
Moscow, ID

Average temperature in May - Moscow, ID
  • Average high temperature in May: 63.9°F

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).

  • Average low temperature in May: 41.5°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).

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Average pressure in May
Moscow, ID

Average pressure in May - Moscow, ID
  • Average pressure in May: 29.95"Hg

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

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Average wind speed in May
Moscow, ID

Average wind speed in May - Moscow, ID
  • Average wind speed in May: 5.1mph

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).

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Average humidity in May
Moscow, ID

Average humidity in May - Moscow, ID
  • Average humidity in May: 70%

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

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Average rainfall in May
Moscow, ID

Average rainfall in May - Moscow, ID
  • Average rainfall in May: 2.28"

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

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Average rainfall days in May
Moscow, ID

Average rainfall days in May - Moscow, ID
  • Average rainfall days in May: 16.2 days

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).

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Average snowfall in May
Moscow, ID

Average snowfall in May - Moscow, ID
  • Average snowfall in May: 0.08"

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

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Average snowfall days in May
Moscow, ID

Average snowfall days in May - Moscow, ID
  • Average snowfall days in May: 0.3 days

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).

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Average daylight in May /
Average sunshine in May
Moscow, ID

Average daylight in May / Average sunshine in May - Moscow, ID
  • Average daylight in May: 15h and 1min

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).

  • Average sunshine in May: 10h and 1min

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).

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Average sunshine days in May
Moscow, ID

Average sunshine days in May - Moscow, ID
  • Average sunshine days in May: 12.4 days

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

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Average UV index in May
Moscow, ID

Average UV index in May - Moscow, ID
  • Average UV index in May: 4

The month with the highest UV index is July (UV index 6).
The month with the lowest UV index is February (UV index 1).

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Average cloud cover in May
Moscow, ID

Average cloud cover in May - Moscow, ID
  • Average cloud cover in May: 33

The month with the most cloud cover is February (Cloud cover 54).
The months with the least cloud cover are July and August (Cloud cover 12).

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Average visibility in May
Moscow, ID

Average visibility in May - Moscow, ID
  • Average visibility in May: 6mi

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).

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Moscow, Idaho, USA

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