May weather forecast
Cooper, CO

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Weather in May

The last month of the spring, May, is an agreeable month in Cooper, Colorado, with an average temperature fluctuating between 69.3°F (20.7°C) and 47.3°F (8.5°C).

Temperature

In Cooper, stepping into May brings a gentle temperature nudge, moving slightly up from April's moderate 60.6°F (15.9°C) to a pleasant 69.3°F (20.7°C). Throughout May nights, a significant departure from daytime temperatures, with an average low of 47.3°F (8.5°C), is recognized.

Humidity

In May, the average relative humidity in Cooper is 54%.

Rainfall

The month with the most rainfall in Cooper is May, when the rain falls for 14 days and typically aggregates up to 2.2" (56mm) of precipitation.

Snowfall

January through May, October through December are months with snowfall in Cooper. May is the last month it regularly snows in Cooper. During 0.3 snowfall days, in May, Cooper aggregates 0.12" (3mm) of snow. Throughout the year, there are 33.8 snowfall days, and 12.83" (326mm) of snow is accumulated.

Daylight

In Cooper, the average length of the day in May is 14h and 26min.
On the first day of the month, sunrise is at 5:52 am and sunset at 7:50 pm. On the last day of May, in Cooper, sunrise is at 5:26 am and sunset at 8:17 pm MDT.

Sunshine

In Cooper, the average sunshine in May is 10.8h.

UV index

The average daily maximum UV index in May in Cooper is 5. A UV Index estimate of 3 to 5 represents a moderate health risk from unprotected exposure to Sun's UV rays for ordinary individuals.
Note: In May, the maximum UV index of 5 suggests these recommendations:
Undertake protective steps - Obligation to safeguard skin and eyes from harm is in place. Exposing oneself to the midday Sun can be harmful due to the strong UV radiation; limit your time outside. Sun protection is enhanced with clothing that boasts a tight weave yet offers a loose fit. Guard yourself! Snow reflection can almost double the UV radiation from the Sun.
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Frequently asked questions

What are May temperatures in Cooper?

An average high-temperature, in May, in Cooper, is 69.3°F (20.7°C) and the average low-temperature is 47.3°F (8.5°C).

What is the average humidity in May in Cooper?

In May, the average relative humidity in Cooper is 54%.

What is the wettest month in Cooper?

May is the month with the most rainfall in Cooper. Rain falls for 14 days and accumulates 2.2" (56mm) of precipitation.

How many days does it rain in May in Cooper?

In Cooper, during May, the rain falls for 14 days and regularly aggregates up to 2.2" (56mm) of precipitation.

What is the last month it snows in Cooper?

May is the last month it regularly snows. During 0.3 snowfall days, in May, Cooper aggregates 0.12" (3mm) of snow.

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

In May, the average day length in Cooper, Colorado, is 14h and 26min.

What time are sunrise and sunset in May in Cooper?

In May, on the first day of the month, sunrise is at 5:52 am and sunset at 7:50 pm. On the last day of the month, in Cooper, sunrise is at 5:26 am and sunset at 8:17 pm MDT.

How long on average sun shines in May in Cooper?

In Cooper, Colorado, the average sunshine duration in May is 10.8h.

What is the UV index reading in May in Cooper?

The average daily maximum UV index in May in Cooper is 5. A UV Index 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
Cooper, CO

Average temperature in May - Cooper, CO
  • Average high temperature in May: 69.3°F

The warmest month (with the highest average high temperature) is July (88.7°F).
The month with the lowest average high temperature is December (38.7°F).

  • Average low temperature in May: 47.3°F

The month with the highest average low temperature is July (65.3°F).
The coldest month (with the lowest average low temperature) is December (22.5°F).

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Average pressure in May
Cooper, CO

Average pressure in May - Cooper, CO
  • Average pressure in May: 29.89"Hg

The month with the highest atmospheric pressure is January (30.11"Hg).
The month with the lowest atmospheric pressure is June (29.85"Hg).

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Average wind speed in May
Cooper, CO

Average wind speed in May - Cooper, CO
  • Average wind speed in May: 9.4mph

The windiest month (with the highest average wind speed) is April (10.6mph).
The calmest month (with the lowest average wind speed) is December (7.8mph).

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Average humidity in May
Cooper, CO

Average humidity in May - Cooper, CO
  • Average humidity in May: 54%

The month with the highest relative humidity is January (64%).
The months with the lowest relative humidity are August and September (45%).

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Average rainfall in May
Cooper, CO

Average rainfall in May - Cooper, CO
  • Average rainfall in May: 2.2"

The wettest month (with the highest rainfall) is May (2.2").
The driest months (with the least rainfall) are January and December (0.39").

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Average rainfall days in May
Cooper, CO

Average rainfall days in May - Cooper, CO
  • Average rainfall days in May: 14 days

The month with the highest number of rainy days is July (14.4 days).
The month with the least rainy days is November (2.9 days).

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Average snowfall in May
Cooper, CO

Average snowfall in May - Cooper, CO
  • Average snowfall in May: 0.12"

The month with the highest snowfall is February (2.64").
The months with the least snowfall are June, July, August and September (0").

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Average snowfall days in May
Cooper, CO

Average snowfall days in May - Cooper, CO
  • Average snowfall days in May: 0.3 days

The month with the highest number of snowfall days is February (8.1 days).
The months with the least snowfall days are June, July, August and September (0 days).

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Average daylight in May /
Average sunshine in May
Cooper, CO

Average daylight in May / Average sunshine in May - Cooper, CO
  • Average daylight in May: 14h and 2min

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

  • Average sunshine in May: 10h and 5min

The months with the most sunshine are June, July and August (Average sunshine: 11h and 48min).
The months with the least sunshine are February and December (Average sunshine: 6h and 30min).

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Average sunshine days in May
Cooper, CO

Average sunshine days in May - Cooper, CO
  • Average sunshine days in May: 14.3 days

The month with the most sunshine days is November (23.4 days).
The month with the least sunshine days is July (12.8 days).

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Average UV index in May
Cooper, CO

Average UV index in May - Cooper, CO
  • Average UV index in May: 5

The months with the highest UV index are June, July and August (UV index 6).
The months with the lowest UV index are January, February, November and December (UV index 2).

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Average cloud cover in May
Cooper, CO

Average cloud cover in May - Cooper, CO
  • Average cloud cover in May: 27

The month with the most cloud cover is February (Cloud cover 31).
The month with the least cloud cover is August (Cloud cover 16).

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Average visibility in May
Cooper, CO

Average visibility in May - Cooper, CO
  • Average visibility in May: 6mi

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

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Cooper, Colorado, USA

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