May weather forecast
Saint Anthony, ID

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Weather in May

The last month of the spring, May, is a refreshing month in Saint Anthony, Idaho, with an average temperature ranging between max 63°F (17.2°C) and min 39.7°F (4.3°C).

Temperature

With the onset of May, Saint Anthony's average high-temperature experiences a rise, moving from April's fresh 50.7°F (10.4°C) to a refreshing 63°F (17.2°C). May nights are characterized by a notable drop from daytime highs, with an average low-temperature of 39.7°F (4.3°C).

Humidity

In May, the average relative humidity in Saint Anthony is 55%.

Rainfall

In Saint Anthony, in May, it is raining for 11.4 days, with typically 1.1" (28mm) of accumulated precipitation. In Saint Anthony, during the entire year, the rain falls for 97.5 days and collects up to 11.85" (301mm) of precipitation.

Snowfall

Months with snowfall in Saint Anthony are January through May, September through December. May is the last month it regularly snows. During 0.5 snowfall days, in May, Saint Anthony aggregates 0.59" (15mm) of snow. In Saint Anthony, during the entire year, snow falls for 83.8 days and aggregates up to 41.93" (1065mm) of snow.

Daylight

The average length of the day in May in Saint Anthony is 14h and 46min.
On the first day of May, sunrise is at 6:16 am and sunset at 8:30 pm. On the last day of the month, sunrise is at 5:46 am and sunset at 9:02 pm MDT.

Sunshine

The average sunshine in May in Saint Anthony, Idaho, is 11h.

UV index

In Saint Anthony, Idaho, the average daily maximum UV index in May is 4. A UV Index estimate of 3 to 5 represents a moderate health risk from exposure to the Sun's UV radiation for average individuals.
Note: A daily maximum UV index of 4 in May translates into the following instructions:
Be mindful. Those with pale skin might receive burns in fewer than 30 minutes. Minimize direct exposure to the Sun during midday when its radiation is at its peak. For a sun-safe wardrobe, go for clothes that are tightly woven and generously sized. Take into account! The reflection from snow can nearly double the Sun's UV radiation intensity.
Updated: Feb 12, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What is the usual temperature for Saint Anthony in May?

In Saint Anthony, in May, the average high-temperature is 63°F (17.2°C), and the average low-temperature is 39.7°F (4.3°C).

What is the average humidity in May in Saint Anthony?

The average relative humidity in May in Saint Anthony, Idaho, is 55%.

How many days does it rain in May in Saint Anthony?

In Saint Anthony, in May, during 11.4 rainfall days, 1.1" (28mm) of precipitation is typically accumulated.

What is the last month it snows in Saint Anthony?

May is the last month it regularly snows in Saint Anthony. During 0.5 snowfall days, in May, Saint Anthony aggregates 0.59" (15mm) of snow.

How many hours of daylight does Saint Anthony have in May?

The average day length in May is 14h and 46min.

When is the sunrise / sunset in May in Saint Anthony?

In May, on the first day of the month, sunrise is at 6:16 am and sunset at 8:30 pm. On the last day of the month, sunrise is at 5:46 am and sunset at 9:02 pm MDT.

How many hours of sunshine does Saint Anthony have in May?

The average sunshine duration in May in Saint Anthony is 11h.

What is the UV index intensity in May in Saint Anthony?

The average daily maximum UV index in May is 4. A UV Index value of 3 to 5 symbolizes a medium health risk from exposure to Sun's UV rays.
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
Saint Anthony, ID

Average temperature in May - Saint Anthony, ID
  • Average high temperature in May: 63°F

The warmest month (with the highest average high temperature) is July (83.7°F).
The month with the lowest average high temperature is December (26.2°F).

  • Average low temperature in May: 39.7°F

The month with the highest average low temperature is August (52.5°F).
The coldest month (with the lowest average low temperature) is January (12.4°F).

Average pressure in May
Saint Anthony, ID

Average pressure in May - Saint Anthony, ID
  • Average pressure in May: 29.93"Hg

The month with the highest atmospheric pressure is January (30.28"Hg).
The month with the lowest atmospheric pressure is June (29.92"Hg).

Average wind speed in May
Saint Anthony, ID

Average wind speed in May - Saint Anthony, ID
  • Average wind speed in May: 6.7mph

The windiest month (with the highest average wind speed) is June (6.9mph).
The calmest month (with the lowest average wind speed) is January (4.2mph).

Average humidity in May
Saint Anthony, ID

Average humidity in May - Saint Anthony, ID
  • Average humidity in May: 55%

The month with the highest relative humidity is January (91%).
The month with the lowest relative humidity is August (39%).

Average rainfall in May
Saint Anthony, ID

Average rainfall in May - Saint Anthony, ID
  • Average rainfall in May: 1.1"

The wettest month (with the highest rainfall) is January (1.5").
The driest month (with the least rainfall) is July (0.28").

Average rainfall days in May
Saint Anthony, ID

Average rainfall days in May - Saint Anthony, ID
  • Average rainfall days in May: 11.4 days

The month with the highest number of rainy days is April (13 days).
The month with the least rainy days is July (5 days).

Average snowfall in May
Saint Anthony, ID

Average snowfall in May - Saint Anthony, ID
  • Average snowfall in May: 0.59"

The month with the highest snowfall is January (11.97").
The months with the least snowfall are June, July and August (0").

Average snowfall days in May
Saint Anthony, ID

Average snowfall days in May - Saint Anthony, ID
  • Average snowfall days in May: 0.5 days

The month with the highest number of snowfall days is January (18.1 days).
The months with the least snowfall days are July and August (0 days).

Average daylight in May /
Average sunshine in May
Saint Anthony, ID

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

The month with the longest days is June (Average daylight: 15h and 24min).
The month with the shortest days is December (Average daylight: 9h and 0min).

  • Average sunshine in May: 11h and 0min

The month with the most sunshine is July (Average sunshine: 12h and 6min).
The month with the least sunshine is January (Average sunshine: 4h and 18min).

Average sunshine days in May
Saint Anthony, ID

Average sunshine days in May - Saint Anthony, ID
  • Average sunshine days in May: 16.6 days

The month with the most sunshine days is July (24.8 days).
The month with the least sunshine days is February (10.6 days).

Average UV index in May
Saint Anthony, ID

Average UV index in May - Saint Anthony, 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, November and December (UV index 1).

Average cloud cover in May
Saint Anthony, ID

Average cloud cover in May - Saint Anthony, ID
  • Average cloud cover in May: 26

The month with the most cloud cover is February (Cloud cover 56).
The months with the least cloud cover are July and August (Cloud cover 11).

Average visibility in May
Saint Anthony, ID

Average visibility in May - Saint Anthony, ID
  • Average visibility in May: 6mi

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

Saint Anthony, Idaho, USA

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