May weather forecast and climate
Collbran, CO

Weather in May

The last month of the spring, May, is an enjoyable month in Collbran, Colorado, with average temperature varying between 62.4°F (16.9°C) and 38.7°F (3.7°C).

Temperature

In May, the average high-temperature increases, from a fresh 51.4°F (10.8°C) in April, to an enjoyable 62.4°F (16.9°C). The average low-temperature, in Collbran, is 38.7°F (3.7°C).

Humidity

In Collbran, Colorado, the average relative humidity in May is 49%.

Rainfall

In Collbran, Colorado, during May, the rain falls for 13.6 days and regularly aggregates up to 1.61" (41mm) of precipitation. In Collbran, Colorado, during the entire year, the rain falls for 122.7 days and collects up to 17.91" (455mm) of precipitation.

Snowfall

Months with snowfall are January through May, October through December. May is the last month it regularly snows. During 0.6 snowfall days, Collbran aggregates 0.24" (6mm) of snow. In Collbran, during the entire year, snow falls for 64.1 days, and aggregates up to 49.21" (1250mm) of snow.

Daylight

In May, the average length of the day is 14.4h.

Sunshine

The average sunshine in Collbran is 11.2h.

UV index

The average daily maximum UV index in May is 4. A UV Index estimate of 3 to 5 represents a medium vulnerability from unprotected exposure to the Sun's UV rays for the average person.
Note: The daily maximum UV index of 4 in May interpret into the following advice:
Take precautions - Protection against the skin and eye damage is obliged. The Sun's most intense and consequently most harmful UV radiation during midday hours should be decreased by minimizing exposure and seeking shade. Sun-protective clothing, a long-sleeved shirt and pants, a wide-brimmed hat, and UVA and UVB-blocking sunglasses are particularly helpful in blocking UV radiation's harmful effects. Caution! The reflection of snow can nearly double the intensity of the Sun's UV radiation.
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FAQ

What is the temperature in May in Collbran?

The average high-temperature, in May, in Collbran, Colorado, is 62.4°F (16.9°C), while the average low-temperature is 38.7°F (3.7°C).

What is the average humidity in May in Collbran?

In May, the average relative humidity is 49%.

How many days does it rain in May in Collbran?

In May, the rain falls for 13.6 days. Throughout May, 1.61" (41mm) of precipitation is accumulated.

What is the last month it snows in Collbran?

May is the last month it regularly snows. During 0.6 snowfall days, in May, Collbran aggregates 0.24" (6mm) of snow.

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

In May, the average length of the day in Collbran, Colorado, is 14.4h.

How many hours of sunshine does Collbran have in May?

The average sunshine in May in Collbran is 11.2h.

What is the UV index reading in May in Collbran?

In May, the average daily maximum UV index in Collbran is 4. A UV Index reading of 3 to 5 represents a moderate vulnerability from the exposure to the Sun's UV rays.

Average temperature in May
Collbran, CO

Average temperature in May - Collbran, CO
  • Average high temperature in May: 62.4°F

The warmest month (with the highest average high temperature) is July (81.5°F).
The month with the lowest average high temperature is January (30.6°F).

  • Average low temperature in May: 38.7°F

The month with the highest average low temperature is July (54.3°F).
The coldest month (with the lowest average low temperature) is January (13.5°F).

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Average pressure in May
Collbran, CO

Average pressure in May - Collbran, CO
  • Average pressure in May: 29.91"

The month with the highest atmospheric pressure is January (30.26").
The month with the lowest atmospheric pressure is May (29.91").

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Average wind speed in May
Collbran, CO

Average wind speed in May - Collbran, CO
  • Average wind speed in May: 6.7mph

The windiest month (with the highest average wind speed) is June (7.1mph).
The calmest month (with the lowest average wind speed) is January (4.2mph).

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Average humidity in May
Collbran, CO

Average humidity in May - Collbran, CO
  • Average humidity in May: 49%

The month with the highest relative humidity is January (84%).
The month with the lowest relative humidity is June (37%).

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Average rainfall in May
Collbran, CO

Average rainfall in May - Collbran, CO
  • Average rainfall in May: 1.61"

The wettest month (with the highest rainfall) is March (2.09").
The driest month (with the least rainfall) is August (0.83").

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Average rainfall days in May
Collbran, CO

Average rainfall days in May - Collbran, CO
  • Average rainfall days in May: 13.6 days

The month with the highest number of rainy days is April (15.5 days).
The month with the least rainy days is November (6.2 days).

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Average snowfall in May
Collbran, CO

Average snowfall in May - Collbran, CO
  • Average snowfall in May: 0.24"

The month with the highest snowfall is January (12.28").
Months with the least snowfall are June, July, August and September (0").

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Average snowfall days in May
Collbran, CO

Average snowfall days in May - Collbran, CO
  • Average snowfall days in May: 0.6 days

The month with the highest number of snowfall days is January (15.7 days).
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
Collbran, CO

Average daylight in May / Average sunshine in May - Collbran, CO
  • Average daylight in May: 14.4h

The month with the longest days is June (Average daylight: 14.9h).
The month with the shortest days is December (Average daylight: 9.5h).

  • Average sunshine in May: 11.2h

The month with the most sunshine is July (Average sunshine: 11.9h).
The month with the least sunshine is January (Average sunshine: 5.8h).

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Average sunshine days in May
Collbran, CO

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

The month with the most sunshine days is August (20.8 days).
The month with the least sunshine days is February (10.7 days).

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Average UV index in May
Collbran, CO

Average UV index in May - Collbran, CO
  • Average UV index in May: 4

Months with the highest UV index are June, July and August (UV index 5).
Months with the lowest UV index are January, February, March, October, November and December (UV index 2).

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Average cloud cover in May
Collbran, CO

Average cloud cover in May - Collbran, CO
  • Average cloud cover in May: 23

The month with the most cloud cover is February (Cloud cover 40).
Months with the least cloud cover are June and September (Cloud cover 14).

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Average visibility in May
Collbran, CO

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

Months with the highest visibility are March, April, May, June, July, August, September, October and November (6mi).
The month with the lowest visibility is January (4mi).

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