May weather forecast
Cobalt, ID

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Weather in May

The last month of the spring, May, is a cool month in Cobalt, Idaho, with temperature in the range of an average high of 54.1°F (12.3°C) and an average low of 33.8°F (1°C).

Temperature

Observing a rise in May, the average high-temperature goes from April's icy 41.9°F (5.5°C) to a fresh 54.1°F (12.3°C). May brings Cobalt a consistent average low-temperature of 33.8°F (1°C).

Humidity

In Cobalt, the average relative humidity in May is 64%.

Rainfall

In May, in Cobalt, the rain falls for 18.3 days. Throughout May, 1.89" (48mm) of precipitation is accumulated. Throughout the year, in Cobalt, Idaho, there are 129.5 rainfall days, and 12.4" (315mm) of precipitation is accumulated.

Snowfall

Months with snowfall are January through May, September through December. May is the last month it regularly snows in Cobalt, Idaho. During 1.7 snowfall days, in May, Cobalt aggregates 0.94" (24mm) of snow. In Cobalt, during the entire year, snow falls for 63.5 days and aggregates up to 22.76" (578mm) of snow.

Daylight

In May, the average length of the day in Cobalt is 14h and 53min.
On the first day of May, sunrise is at 6:24 am and sunset at 8:43 pm. On the last day of the month, sunrise is at 5:53 am and sunset at 9:16 pm MDT.

Sunshine

In May, the average sunshine is 10.5h.

UV index

In Cobalt, the average daily maximum UV index in May is 3. A UV Index value of 3 to 5 symbolizes a medium vulnerability from exposure to the Sun's UV rays for the ordinary person.
Note: In May, the maximum UV index of 3 suggests this advice:
Guard yourself - Precautionary measures against sun damage are advocated. The Sun is most powerful around mid-day, so it's a good practice to reduce direct exposure. Sun-related eye harm can be minimized with proper sunglasses offering UVA and UVB coverage. Be cautious! The UV radiation from the Sun can be magnified almost twofold by snow reflection.
Updated: Feb 12, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What is the temperature in May in Cobalt?

Cobalt in May has an average high-temperature of 54.1°F (12.3°C) and an average low-temperature of 33.8°F (1°C).

What is the average humidity in May in Cobalt?

In Cobalt, the average relative humidity in May is 64%.

How much does it rain in Cobalt in May?

In Cobalt, Idaho, during May, the rain falls for 18.3 days and regularly aggregates up to 1.89" (48mm) of precipitation.

What is the last month it snows in Cobalt?

May is the last month it regularly snows in Cobalt. During 1.7 snowfall days, in May, Cobalt aggregates 0.94" (24mm) of snow.

How many hours of daylight does Cobalt have in May?

The average day length in May in Cobalt, Idaho, is 14h and 53min.

When are sunrise and sunset in May in Cobalt?

In May, on the first day of the month, sunrise is at 6:24 am and sunset at 8:43 pm. On the last day of the month, in Cobalt, sunrise is at 5:53 am and sunset at 9:16 pm MDT.

How long on average sun shines in May in Cobalt?

In May, the average sunshine duration in Cobalt, Idaho, is 10.5h.

What is the UV index intensity in May in Cobalt?

The average daily maximum UV index in May is 3. A UV Index estimate of 3 to 5 represents a medium hazard to health 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
Cobalt, ID

Average temperature in May - Cobalt, ID
  • Average high temperature in May: 54.1°F

The warmest month (with the highest average high temperature) is July (75.7°F).
The month with the lowest average high temperature is December (25.2°F).

  • Average low temperature in May: 33.8°F

The month with the highest average low temperature is August (47.5°F).
The coldest months (with the lowest average low temperature) are January and December (9.5°F).

Average pressure in May
Cobalt, ID

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

The month with the highest atmospheric pressure is January (30.25"Hg).
The month with the lowest atmospheric pressure is June (29.93"Hg).

Average wind speed in May
Cobalt, ID

Average wind speed in May - Cobalt, ID
  • Average wind speed in May: 4.8mph

The windiest months (with the highest average wind speed) are March and April (5.2mph).
The calmest month (with the lowest average wind speed) is August (4.3mph).

Average humidity in May
Cobalt, ID

Average humidity in May - Cobalt, ID
  • Average humidity in May: 64%

The month with the highest relative humidity is February (89%).
The month with the lowest relative humidity is August (43%).

Average rainfall in May
Cobalt, ID

Average rainfall in May - Cobalt, ID
  • Average rainfall in May: 1.89"

The wettest month (with the highest rainfall) is June (2.05").
The driest months (with the least rainfall) are July and August (0.51").

Average rainfall days in May
Cobalt, ID

Average rainfall days in May - Cobalt, ID
  • Average rainfall days in May: 18.3 days

The month with the highest number of rainy days is May (18.3 days).
The month with the least rainy days is January (6.3 days).

Average snowfall in May
Cobalt, ID

Average snowfall in May - Cobalt, ID
  • Average snowfall in May: 0.94"

The month with the highest snowfall is February (5").
The months with the least snowfall are June, July and August (0").

Average snowfall days in May
Cobalt, ID

Average snowfall days in May - Cobalt, ID
  • Average snowfall days in May: 1.7 days

The month with the highest number of snowfall days is February (12.3 days).
The months with the least snowfall days are June, July and August (0 days).

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

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

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

  • Average sunshine in May: 10h and 3min

The month with the most sunshine is July (Average sunshine: 11h and 48min).
The month with the least sunshine is January (Average sunshine: 5h and 6min).

Average sunshine days in May
Cobalt, ID

Average sunshine days in May - Cobalt, ID
  • Average sunshine days in May: 8.1 days

The month with the most sunshine days is July (19.4 days).
The month with the least sunshine days is April (7.7 days).

Average UV index in May
Cobalt, ID

Average UV index in May - Cobalt, ID
  • Average UV index in May: 3

The month with the highest UV index is July (UV index 5).
The months with the lowest UV index are January, February and December (UV index 1).

Average cloud cover in May
Cobalt, ID

Average cloud cover in May - Cobalt, ID
  • Average cloud cover in May: 32

The month with the most cloud cover is February (Cloud cover 53).
The month with the least cloud cover is August (Cloud cover 13).

Average visibility in May
Cobalt, ID

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

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

Cobalt, Idaho, USA

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