May weather forecast
Smiths Ferry, ID

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Weather in May

The last month of the spring, May, is a moderate month in Smiths Ferry, Idaho, with an average temperature varying between 57.7°F (14.3°C) and 35.6°F (2°C).

Temperature

The transition to May introduces an increase in the average high-temperature, shifting from a frosty 46.2°F (7.9°C) in April to a mild 57.7°F (14.3°C). In Smiths Ferry, May nights witness a remarkable decline from the day's zenith to a cold 35.6°F (2°C).

Humidity

In Smiths Ferry, the average relative humidity in May is 69%.

Rainfall

In Smiths Ferry, in May, during 14.4 rainfall days, 1.93" (49mm) of precipitation is typically accumulated. In Smiths Ferry, during the entire year, the rain falls for 98.1 days and collects up to 22.64" (575mm) of precipitation.

Snowfall

Months with snowfall in Smiths Ferry are January through June, September through December. In Smiths Ferry, in May, snow falls for 2.8 days, with typically accumulated 1.42" (36mm) of snow. In Smiths Ferry, during the entire year, snow falls for 93.8 days and aggregates up to 104.45" (2653mm) of snow.

Daylight

In Smiths Ferry, the average length of the day in May is 14h and 49min.
On the first day of the month, sunrise is at 6:33 am and sunset at 8:48 pm. On the last day of May, in Smiths Ferry, sunrise is at 6:03 am and sunset at 9:20 pm MDT.

Sunshine

In May, the average sunshine in Smiths Ferry is 10.2h.

UV index

In May, the average daily maximum UV index is 4. A UV Index estimate of 3 to 5 represents a medium vulnerability from exposure to the Sun's UV radiation for the ordinary person.
Note: In May, the UV index of 4 transforms into the following advice:
Ensure safety - Sun damage prevention is strongly urged. Midday is the peak time for the Sun's radiation; stay in the shade and protect yourself. In the presence of strong sunlight, it's crucial to wear sunglasses that ward off UVA and UVB rays. Take note! UV radiation from the Sun can double in intensity due to snow reflection.
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Frequently asked questions

What are the temperatures in Smiths Ferry in May?

The average high-temperature and low-temperature during May are 57.7°F (14.3°C) and 35.6°F (2°C) respectively.

What is the average humidity in May in Smiths Ferry?

The average relative humidity in May in Smiths Ferry is 69%.

How much does it rain in Smiths Ferry in May?

In Smiths Ferry, Idaho, during May, the rain falls for 14.4 days and regularly aggregates up to 1.93" (49mm) of precipitation.

How much does it snow in Smiths Ferry in May?

In Smiths Ferry, in May, snow falls for 2.8 days, with typically accumulated 1.42" (36mm) of snow.

What is the average length of the day in May in Smiths Ferry?

The average day length in May in Smiths Ferry, Idaho, is 14h and 49min.

When is the sunrise / sunset in May in Smiths Ferry?

In May, on the first day of the month, sunrise is at 6:33 am and sunset at 8:48 pm. On the last day of the month, in Smiths Ferry, sunrise is at 6:03 am and sunset at 9:20 pm MDT.

How long on average sun shines in May in Smiths Ferry?

In May, the average sunshine duration in Smiths Ferry, Idaho, is 10.2h.

What is the UV index reading in May in Smiths Ferry?

The average daily maximum UV index in May in Smiths Ferry is 4. A UV Index of 3 to 5 symbolizes a moderate health threat from exposure to the Sun's 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
Smiths Ferry, ID

Average temperature in May - Smiths Ferry, ID
  • Average high temperature in May: 57.7°F

The warmest month (with the highest average high temperature) is July (79.2°F).
The month with the lowest average high temperature is December (28°F).

  • Average low temperature in May: 35.6°F

The month with the highest average low temperature is August (50°F).
The coldest month (with the lowest average low temperature) is January (14.7°F).

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Average pressure in May
Smiths Ferry, ID

Average pressure in May - Smiths Ferry, ID
  • Average pressure in May: 29.94"Hg

The month with the highest atmospheric pressure is January (30.24"Hg).
The month with the lowest atmospheric pressure is June (29.92"Hg).

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Average wind speed in May
Smiths Ferry, ID

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

The windiest months (with the highest average wind speed) are March and April (5.3mph).
The calmest month (with the lowest average wind speed) is January (4.2mph).

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Average humidity in May
Smiths Ferry, ID

Average humidity in May - Smiths Ferry, ID
  • Average humidity in May: 69%

The months with the highest relative humidity are January and February (91%).
The month with the lowest relative humidity is August (42%).

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Average rainfall in May
Smiths Ferry, ID

Average rainfall in May - Smiths Ferry, ID
  • Average rainfall in May: 1.93"

The wettest month (with the highest rainfall) is March (3.31").
The driest month (with the least rainfall) is July (0.31").

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Average rainfall days in May
Smiths Ferry, ID

Average rainfall days in May - Smiths Ferry, ID
  • Average rainfall days in May: 14.4 days

The month with the highest number of rainy days is May (14.4 days).
The month with the least rainy days is January (4.1 days).

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Average snowfall in May
Smiths Ferry, ID

Average snowfall in May - Smiths Ferry, ID
  • Average snowfall in May: 1.42"

The month with the highest snowfall is January (23.07").
The months with the least snowfall are July and August (0").

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Average snowfall days in May
Smiths Ferry, ID

Average snowfall days in May - Smiths Ferry, ID
  • Average snowfall days in May: 2.8 days

The month with the highest number of snowfall days is March (17 days).
The months with the least snowfall days are July and August (0 days).

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Average daylight in May /
Average sunshine in May
Smiths Ferry, ID

Average daylight in May / Average sunshine in May - Smiths Ferry, ID
  • Average daylight in May: 14h and 5min

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).

  • Average sunshine in May: 10h and 1min

The month with the most sunshine is July (Average sunshine: 12h and 0min).
The month with the least sunshine is January (Average sunshine: 4h and 12min).

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Average sunshine days in May
Smiths Ferry, ID

Average sunshine days in May - Smiths Ferry, ID
  • Average sunshine days in May: 13.3 days

The month with the most sunshine days is July (23.8 days).
The month with the least sunshine days is March (10.1 days).

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Average UV index in May
Smiths Ferry, ID

Average UV index in May - Smiths Ferry, ID
  • Average UV index in May: 4

The month with the highest UV index is July (UV index 6).
The months with the lowest UV index are January, February and November (UV index 1).

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Average cloud cover in May
Smiths Ferry, ID

Average cloud cover in May - Smiths Ferry, ID
  • Average cloud cover in May: 32

The month with the most cloud cover is February (Cloud cover 59).
The months with the least cloud cover are July and August (Cloud cover 10).

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Average visibility in May
Smiths Ferry, ID

Average visibility in May - Smiths Ferry, ID
  • Average visibility in May: 6mi

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

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Smiths Ferry, Idaho, USA

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