May weather forecast
McCoy, CO

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Weather in May

The last month of the spring, May, is a fresh month in McCoy, Colorado, with an average temperature ranging between max 55°F (12.8°C) and min 28.6°F (-1.9°C).

Temperature

McCoy sees an increase in average high-temperatures during May, moving from a frosty 42.8°F (6°C) in April to a fresh 55°F (12.8°C). McCoy reports a steady low-temperature average of 28.6°F (-1.9°C) throughout May, revealing a large deviation from the daytime high.

Humidity

In McCoy, the average relative humidity in May is 63%.

Rainfall

In McCoy, during May, the rain falls for 18.5 days and regularly aggregates up to 2.36" (60mm) of precipitation. Throughout the year, there are 134.3 rainfall days, and 18.23" (463mm) of precipitation is accumulated.

Snowfall

Months with snowfall are January through June, September through December. In McCoy, in May, during 4 snowfall days, 2.32" (59mm) of snow is typically accumulated. In McCoy, during the entire year, snow falls for 103.1 days and aggregates up to 76.73" (1949mm) of snow.

Daylight

In McCoy, the average length of the day in May is 14h and 24min.
On the first day of the month, sunrise is at 6:05 am and sunset at 8:01 pm. On the last day of May, sunrise is at 5:40 am and sunset at 8:29 pm MDT.

Sunshine

In May, the average sunshine is 11.1h.

UV index

In May, the average daily maximum UV index is 3. A UV Index estimate of 3 to 5 represents a moderate threat to health from exposure to the Sun's UV rays for the ordinary person.
Note: In May, an average UV index of 3 transforms into the following instructions:
Adopt protective measures - It is advised to guard against sun damage. Exposing oneself to the midday Sun can be harmful due to the strong UV radiation; limit your time outside. Fend off the sun's harsh rays with appropriate clothing, a wide-brim hat, and UV-protective sunglasses. On your guard! Snow's reflection can almost double the intensity of the Sun's UV radiation.
Updated: Jun 21, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What is the usual temperature for McCoy in May?

During May, McCoy experiences an average high-temperature of 55°F (12.8°C) and a low-temperature of 28.6°F (-1.9°C).

What is the average humidity in May?

In May, the average relative humidity is 63%.

How much does it rain in May?

In McCoy, during May, the rain falls for 18.5 days and regularly aggregates up to 2.36" (60mm) of precipitation.

How many days does it snow in May?

In May, it is snowing for 4 days. Throughout May, 2.32" (59mm) of snow is accumulated.

How many hours of daylight does McCoy have in May?

In McCoy, the average day length in May is 14h and 24min.

When are sunrise and sunset in May?

In May, on the first day of the month, sunrise is at 6:05 am and sunset at 8:01 pm. On the last day of the month, in McCoy, sunrise is at 5:40 am and sunset at 8:29 pm MDT.

How long on average sun shines in May?

The average sunshine duration in May is 11.1h.

How high is the UV index in May?

The average daily maximum UV index in May is 3. A UV Index of 3 to 5 symbolizes a medium health risk 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
McCoy, CO

Average temperature in May - McCoy, CO
  • Average high temperature in May: 55°F

The warmest month (with the highest average high temperature) is July (75.2°F).
The month with the lowest average high temperature is January (26.6°F).

  • Average low temperature in May: 28.6°F

The month with the highest average low temperature is July (43.3°F).
The coldest month (with the lowest average low temperature) is January (4.3°F).

Average pressure in May
McCoy, CO

Average pressure in May - McCoy, CO
  • Average pressure in May: 29.94"Hg

The month with the highest atmospheric pressure is January (30.24"Hg).
The months with the lowest atmospheric pressure are April and May (29.94"Hg).

Average wind speed in May
McCoy, CO

Average wind speed in May - McCoy, CO
  • Average wind speed in May: 5.3mph

The windiest month (with the highest average wind speed) is June (5.8mph).
The calmest month (with the lowest average wind speed) is January (4.3mph).

Average humidity in May
McCoy, CO

Average humidity in May - McCoy, CO
  • Average humidity in May: 63%

The month with the highest relative humidity is February (89%).
The month with the lowest relative humidity is June (49%).

Average rainfall in May
McCoy, CO

Average rainfall in May - McCoy, CO
  • Average rainfall in May: 2.36"

The wettest month (with the highest rainfall) is April (2.4").
The driest month (with the least rainfall) is September (0.67").

Average rainfall days in May
McCoy, CO

Average rainfall days in May - McCoy, CO
  • Average rainfall days in May: 18.5 days

The month with the highest number of rainy days is May (18.5 days).
The month with the least rainy days is November (6.3 days).

Average snowfall in May
McCoy, CO

Average snowfall in May - McCoy, CO
  • Average snowfall in May: 2.32"

The month with the highest snowfall is February (14.13").
The months with the least snowfall are July and August (0").

Average snowfall days in May
McCoy, CO

Average snowfall days in May - McCoy, CO
  • Average snowfall days in May: 4 days

The month with the highest number of snowfall days is February (19.4 days).
The months with the least snowfall days are July and August (0 days).

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

Average daylight in May / Average sunshine in May - McCoy, 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: 11h and 1min

The month with the most sunshine is June (Average sunshine: 11h and 54min).
The month with the least sunshine is February (Average sunshine: 5h and 48min).

Average sunshine days in May
McCoy, CO

Average sunshine days in May - McCoy, CO
  • Average sunshine days in May: 7.8 days

The months with the most sunshine days are September and November (17.6 days).
The month with the least sunshine days is April (5.9 days).

Average UV index in May
McCoy, CO

Average UV index in May - McCoy, CO
  • 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 February and December (UV index 1).

Average cloud cover in May
McCoy, CO

Average cloud cover in May - McCoy, CO
  • Average cloud cover in May: 25

The month with the most cloud cover is February (Cloud cover 43).
The months with the least cloud cover are June and September (Cloud cover 14).

Average visibility in May
McCoy, CO

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

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

McCoy, Colorado, USA

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