May weather forecast
Greenhorn, CO

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Weather in May

The last month of the spring, May, is an agreeable month in Greenhorn, Colorado, with an average temperature ranging between max 70.3°F (21.3°C) and min 46.6°F (8.1°C).

Temperature

In May, the average high-temperature marginally rises from a refreshing 61.5°F (16.4°C) in April to an agreeable 70.3°F (21.3°C). Greenhorn anticipates a pronounced temperature drop from daily highs during the nights of May, with an average low of 46.6°F (8.1°C).

Humidity

The average relative humidity in May is 45%.

Rainfall

In May, the rain falls for 14 days. Throughout May, 1.81" (46mm) of precipitation is accumulated. In Greenhorn, during the entire year, the rain falls for 120.5 days and collects up to 14.92" (379mm) of precipitation.

Snowfall

January through May, October through December are months with snowfall. May is the last month it regularly snows in Greenhorn. During 0.6 snowfall days, in May, Greenhorn aggregates 0.24" (6mm) of snow. Throughout the year, there are 33.9 snowfall days, and 23.27" (591mm) of snow is accumulated.

Daylight

The average length of the day in May in Greenhorn is 14h and 14min.
On the first day of the month, sunrise is at 6:02 am and sunset at 7:50 pm. On the last day of May, sunrise is at 5:38 am and sunset at 8:15 pm MDT.

Sunshine

In May, the average sunshine is 11.5h.

UV index

In Greenhorn, the average daily maximum UV index in May is 5. A UV Index of 3 to 5 symbolizes a medium vulnerability from unsafe exposure to UV radiation for average individuals.
Note: The maximum daily UV index of 5 in May interprets into the following recommendations:
Undertake protective steps - Recommendations to avoid sunburn are issued. Midday Sun has the strongest UV rays, making it crucial to limit exposure and find shade. Limit sun-induced ocular harm with sunglasses that feature UVA and UVB filtration. Take into account! The reflection from snow can nearly double the Sun's UV radiation intensity.
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Frequently asked questions

What is the temperature in May in Greenhorn?

During May, Greenhorn experiences an average high-temperature of 70.3°F (21.3°C) and a low-temperature of 46.6°F (8.1°C).

What is the average humidity in May in Greenhorn?

In May, the average relative humidity in Greenhorn, Colorado, is 45%.

How many days does it rain in May in Greenhorn?

In Greenhorn, in May, it is raining for 14 days, with typically 1.81" (46mm) of accumulated precipitation.

What is the last month it snows in Greenhorn?

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

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

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

When is the sunrise / sunset in May in Greenhorn?

In May, on the first day of the month, sunrise is at 6:02 am and sunset at 7:50 pm. On the last day of the month, in Greenhorn, Colorado, sunrise is at 5:38 am and sunset at 8:15 pm MDT.

How many hours of sunshine does Greenhorn have in May?

The average sunshine duration in May in Greenhorn is 11.5h.

What is the UV index intensity in May in Greenhorn?

In Greenhorn, Colorado, the average daily maximum UV index in May is 5. A UV Index reading of 3 to 5 represents a moderate health threat 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
Greenhorn, CO

Average temperature in May - Greenhorn, CO
  • Average high temperature in May: 70.3°F

The warmest month (with the highest average high temperature) is July (86.2°F).
The month with the lowest average high temperature is December (41.5°F).

  • Average low temperature in May: 46.6°F

The month with the highest average low temperature is July (63.1°F).
The coldest month (with the lowest average low temperature) is December (23°F).

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Average pressure in May
Greenhorn, CO

Average pressure in May - Greenhorn, CO
  • Average pressure in May: 29.91"Hg

The month with the highest atmospheric pressure is January (30.12"Hg).
The month with the lowest atmospheric pressure is April (29.89"Hg).

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Average wind speed in May
Greenhorn, CO

Average wind speed in May - Greenhorn, CO
  • Average wind speed in May: 7.8mph

The windiest month (with the highest average wind speed) is April (8.3mph).
The calmest month (with the lowest average wind speed) is August (6.6mph).

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Average humidity in May
Greenhorn, CO

Average humidity in May - Greenhorn, CO
  • Average humidity in May: 45%

The month with the highest relative humidity is February (62%).
The month with the lowest relative humidity is June (38%).

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Average rainfall in May
Greenhorn, CO

Average rainfall in May - Greenhorn, CO
  • Average rainfall in May: 1.81"

The wettest month (with the highest rainfall) is July (2.76").
The driest month (with the least rainfall) is November (0.43").

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Average rainfall days in May
Greenhorn, CO

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

The month with the highest number of rainy days is July (20.4 days).
The month with the least rainy days is November (3.9 days).

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Average snowfall in May
Greenhorn, CO

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

The month with the highest snowfall is February (6.06").
The months with the least snowfall are June, July, August and September (0").

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Average snowfall days in May
Greenhorn, CO

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

The month with the highest number of snowfall days is February (7.9 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
Greenhorn, CO

Average daylight in May / Average sunshine in May - Greenhorn, CO
  • Average daylight in May: 14h and 1min

The month with the longest days is June (Average daylight: 14h and 48min).
The month with the shortest days is December (Average daylight: 9h and 36min).

  • Average sunshine in May: 11h and 3min

The month with the most sunshine is June (Average sunshine: 12h and 0min).
The month with the least sunshine is February (Average sunshine: 6h and 48min).

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Average sunshine days in May
Greenhorn, CO

Average sunshine days in May - Greenhorn, CO
  • Average sunshine days in May: 13.2 days

The month with the most sunshine days is November (23.8 days).
The month with the least sunshine days is July (5.1 days).

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Average UV index in May
Greenhorn, CO

Average UV index in May - Greenhorn, 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
Greenhorn, CO

Average cloud cover in May - Greenhorn, CO
  • Average cloud cover in May: 21

The months with the most cloud cover are February and April (Cloud cover 23).
The months with the least cloud cover are June and September (Cloud cover 14).

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Average visibility in May
Greenhorn, CO

Average visibility in May - Greenhorn, 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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Greenhorn, Colorado, USA

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