May weather forecast
Collbran, CO

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Weather in May

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

Temperature

May marks a rise in the average high-temperature, moving from April's fresh 51.4°F (10.8°C) to an enjoyable 62.4°F (16.9°C). A stark contrast in day to night temperatures can be seen in Collbran in May, with an average low-temperature of 38.7°F (3.7°C).

Humidity

In May, the average relative humidity is 49%.

Rainfall

In May, in Collbran, the rain falls for 13.6 days. Throughout May, 1.61" (41mm) of precipitation is accumulated. Throughout the year, in Collbran, Colorado, there are 122.7 rainfall days, and 17.91" (455mm) of precipitation is accumulated.

Snowfall

January through May, October through December are months with snowfall. May is the last month it regularly snows in Collbran. During 0.6 snowfall days, in May, 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 14h and 21min.
On the first day of the month, sunrise is at 6:12 am and sunset at 8:05 pm. On the last day of May, sunrise is at 5:47 am and sunset at 8:32 pm MDT.

Sunshine

The average sunshine in May is 11.2h.

UV index

In Collbran, the average daily maximum UV index in May is 4. A UV Index of 3 to 5 symbolizes a moderate health risk from unprotected exposure to Sun's UV rays for average individuals.
Note: The maximum daily UV index, 4 in May, converts into the following recommendations:
Be cautious. Those with fair skin can be subjected to burns in fewer than 30 minutes. The midday Sun can be dangerous due to its intense radiation; always find shade and reduce exposure. Outfit yourself in sun-safe attire, like long sleeves, pants, a hat, and UV-blocking sunglasses. Mind this! Nearly twice the UV radiation from the Sun can be reflected by the snow.
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Frequently asked questions

What is the average May temperature in Collbran?

The average high-temperature, in May, in Collbran, 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?

The average relative humidity in May in Collbran is 49%.

How many days does it rain in May in Collbran?

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

What is the last month it snows in Collbran?

May is the last month it regularly snows in Collbran, Colorado. 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?

The average day length in May in Collbran, Colorado, is 14h and 21min.

When are sunrise and sunset in May in Collbran?

In May, on the first day of the month, sunrise is at 6:12 am and sunset at 8:05 pm. On the last day of the month, in Collbran, Colorado, sunrise is at 5:47 am and sunset at 8:32 pm MDT.

How long on average sun shines in May in Collbran?

In Collbran, Colorado, the average sunshine duration in May is 11.2h.

How high is the UV index in May in Collbran?

In May, the average daily maximum UV index in Collbran, Colorado, is 4. A UV Index value of 3 to 5 symbolizes a medium hazard to health from exposure to the Sun's UV radiation.
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
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"Hg

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

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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").
The 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).
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
Collbran, CO

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

The month with the longest days is June (Average daylight: 14h and 54min).
The month with the shortest days is December (Average daylight: 9h and 30min).

  • Average sunshine in May: 11h and 1min

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

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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

The months with the highest UV index are June, July and August (UV index 5).
The 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).
The 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

The 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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Collbran, Colorado, USA

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