May weather forecast
Cocolalla, ID

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Weather in May

The last month of the spring, May, is a refreshing month in Cocolalla, Idaho, with an average temperature ranging between min 38.5°F (3.6°C) and max 63.1°F (17.3°C).

Temperature

The onset of May brings a temperature shift, with the average high-temperature moving from a cool 50.9°F (10.5°C) in April to a comfortable 63.1°F (17.3°C). Cocolalla registers a pronounced decline from daytime peak temperatures, averaging a wintry 38.5°F (3.6°C) lows in May.

Humidity

The average relative humidity in May in Cocolalla, Idaho, is 68%.

Rainfall

In Cocolalla, during May, the rain falls for 15.3 days and regularly aggregates up to 2.05" (52mm) of precipitation. In Cocolalla, during the entire year, the rain falls for 145.7 days and collects up to 23.78" (604mm) of precipitation.

Snowfall

January through May, September through December are months with snowfall in Cocolalla. May is the last month it regularly snows. During 0.3 snowfall days, in May, Cocolalla aggregates 0.04" (1mm) of snow. In Cocolalla, during the entire year, snow falls for 78 days and aggregates up to 56.73" (1441mm) of snow.

Daylight

In May, the average length of the day in Cocolalla is 15h and 13min.
On the first day of May in Cocolalla, sunrise is at 5:26 am and sunset at 8:00 pm. On the last day of the month, sunrise is at 4:50 am and sunset at 8:37 pm PDT.

Sunshine

The average sunshine in May in Cocolalla, Idaho, is 9.7h.

UV index

In May, the average daily maximum UV index in Cocolalla is 4. A UV Index of 3 to 5 symbolizes a moderate threat to health from unprotected exposure to Sun's UV rays for the ordinary person.
Note: During May, 4 as the daily maximum UV index converts into the following advice:
Take necessary precautions - Defending against sun damage is advocated. The intensity of the Sun's UV radiation during midday suggests reducing time spent outdoors. On days when the sun blazes, arm yourself with sunglasses that block UVA and UVB radiation. Be vigilant! The reflective nature of snow can increase the Sun's UV radiation nearly twofold.
Updated: Feb 12, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What is the average May temperature in Cocolalla?

The average high-temperature and low-temperature in Cocolalla during May are 63.1°F (17.3°C) and 38.5°F (3.6°C) respectively.

What is the average humidity in May in Cocolalla?

The average relative humidity in May is 68%.

How many days does it rain in May in Cocolalla?

In Cocolalla, in May, during 15.3 rainfall days, 2.05" (52mm) of precipitation is typically accumulated.

What is the last month it snows in Cocolalla?

May is the last month it regularly snows in Cocolalla, Idaho. During 0.3 snowfall days, in May, Cocolalla aggregates 0.04" (1mm) of snow.

How many hours of daylight does Cocolalla have in May?

The average day length in May in Cocolalla, Idaho, is 15h and 13min.

What time are sunrise and sunset in May in Cocolalla?

On the first day of May in Cocolalla, Idaho, sunrise is at 5:26 am and sunset at 8:00 pm. On the last day of the month, sunrise is at 4:50 am and sunset at 8:37 pm PDT.

How many hours of sunshine does Cocolalla have in May?

The average sunshine duration in May in Cocolalla is 9.7h.

How high is the UV index in May in Cocolalla?

The average daily maximum UV index in May in Cocolalla is 4. A UV Index value of 3 to 5 symbolizes a moderate vulnerability from unsafe 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
Cocolalla, ID

Average temperature in May - Cocolalla, ID
  • Average high temperature in May: 63.1°F

The warmest month (with the highest average high temperature) is July (80.8°F).
The month with the lowest average high temperature is December (29.7°F).

  • Average low temperature in May: 38.5°F

The month with the highest average low temperature is August (49.6°F).
The coldest month (with the lowest average low temperature) is December (19.4°F).

Average pressure in May
Cocolalla, ID

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

The month with the highest atmospheric pressure is January (30.19"Hg).
The months with the lowest atmospheric pressure are June and August (29.92"Hg).

Average wind speed in May
Cocolalla, ID

Average wind speed in May - Cocolalla, ID
  • Average wind speed in May: 4.3mph

The windiest month (with the highest average wind speed) is April (4.5mph).
The calmest month (with the lowest average wind speed) is December (3.4mph).

Average humidity in May
Cocolalla, ID

Average humidity in May - Cocolalla, ID
  • Average humidity in May: 68%

The month with the highest relative humidity is January (94%).
The month with the lowest relative humidity is August (51%).

Average rainfall in May
Cocolalla, ID

Average rainfall in May - Cocolalla, ID
  • Average rainfall in May: 2.05"

The wettest months (with the highest rainfall) are January and December (3.07").
The driest month (with the least rainfall) is August (0.51").

Average rainfall days in May
Cocolalla, ID

Average rainfall days in May - Cocolalla, ID
  • Average rainfall days in May: 15.3 days

The month with the highest number of rainy days is April (18.1 days).
The month with the least rainy days is August (6.3 days).

Average snowfall in May
Cocolalla, ID

Average snowfall in May - Cocolalla, ID
  • Average snowfall in May: 0.04"

The month with the highest snowfall is January (15.94").
The months with the least snowfall are June, July and August (0").

Average snowfall days in May
Cocolalla, ID

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

The month with the highest number of snowfall days is December (17.7 days).
The months with the least snowfall days are June, July and August (0 days).

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

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

The month with the longest days is June (Average daylight: 16h and 0min).
The month with the shortest days is December (Average daylight: 8h and 24min).

  • Average sunshine in May: 9h and 4min

The month with the most sunshine is August (Average sunshine: 11h and 54min).
The months with the least sunshine are January and December (Average sunshine: 3h and 18min).

Average sunshine days in May
Cocolalla, ID

Average sunshine days in May - Cocolalla, ID
  • Average sunshine days in May: 13.5 days

The month with the most sunshine days is August (22.2 days).
The month with the least sunshine days is March (8.4 days).

Average UV index in May
Cocolalla, ID

Average UV index in May - Cocolalla, 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 February, November and December (UV index 1).

Average cloud cover in May
Cocolalla, ID

Average cloud cover in May - Cocolalla, ID
  • Average cloud cover in May: 36

The months with the most cloud cover are January and December (Cloud cover 66).
The month with the least cloud cover is August (Cloud cover 14).

Average visibility in May
Cocolalla, ID

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

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

Cocolalla, Idaho, USA

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