May weather forecast
Prospect Valley, CO

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Weather in May

The last month of the spring, May, is an agreeable month in Prospect Valley, Colorado, with an average temperature fluctuating between 44.4°F (6.9°C) and 69.1°F (20.6°C).

Temperature

With the onset of May, Prospect Valley observes a minor temperature ascent, with the average high-temperature adjusting from April's refreshing 60.3°F (15.7°C) to a pleasant 69.1°F (20.6°C). During May, the nighttime temperature in Prospect Valley presents a clear descent from the daily peaks, falling to an average of 44.4°F (6.9°C).

Humidity

In Prospect Valley, Colorado, the average relative humidity in May is 53%.

Rainfall

The month with the most rainfall is May, when the rain falls for 12.2 days and typically aggregates up to 1.57" (40mm) of precipitation.

Snowfall

Months with snowfall are January through May, October through December. May is the last month it regularly snows. During 1.3 snowfall days, in May, Prospect Valley aggregates 2.17" (55mm) of snow. In Prospect Valley, during the entire year, snow falls for 32 days and aggregates up to 15.35" (390mm) of snow.

Daylight

In May, the average length of the day is 14h and 25min.
On the first day of the month, sunrise is at 5:56 am and sunset at 7:53 pm. On the last day of May, sunrise is at 5:30 am and sunset at 8:20 pm MDT.

Sunshine

In Prospect Valley, the average sunshine in May is 11h.

UV index

The average daily maximum UV index in May is 5. A UV Index of 3 to 5 symbolizes a moderate health risk from unsafe exposure to UV radiation for the average person.
Note: The maximum UV index, 5 during May, leads to the following recommendations:
Ensure safety - Imperative it is to shield skin and eyes from damage. The Sun's most harmful UV rays are emitted around midday; avoid staying outdoors for long during this time. Employ a hat with a wide brim for robust protection, cutting UV exposure by half. Take heed! The reflection of snow can intensify the Sun's UV radiation nearly double.
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Frequently asked questions

What is the temperature in May in Prospect Valley?

The high-temperature in Prospect Valley during May is 69.1°F (20.6°C) and the low-temperature is 44.4°F (6.9°C).

What is the average humidity in May in Prospect Valley?

In May, the average relative humidity is 53%.

What is the rainiest month in Prospect Valley?

May is the month with the most rainfall. Rain falls for 12.2 days and accumulates 1.57" (40mm) of precipitation.

How many days does it rain in May in Prospect Valley?

In May, in Prospect Valley, the rain falls for 12.2 days. Throughout May, 1.57" (40mm) of precipitation is accumulated.

What is the last month it snows in Prospect Valley?

May is the last month it regularly snows in Prospect Valley, Colorado. During 1.3 snowfall days, in May, Prospect Valley aggregates 2.17" (55mm) of snow.

What is the average length of the day in May in Prospect Valley?

In Prospect Valley, Colorado, the average day length in May is 14h and 25min.

When are sunrise and sunset in May in Prospect Valley?

On the first day of May in Prospect Valley, Colorado, sunrise is at 5:56 am and sunset at 7:53 pm. On the last day of the month, sunrise is at 5:30 am and sunset at 8:20 pm MDT.

How many hours of sunshine does Prospect Valley have in May?

In Prospect Valley, Colorado, the average sunshine duration in May is 11h.

What is the UV index reading in May in Prospect Valley?

The average daily maximum UV index in May in Prospect Valley is 5. 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
Prospect Valley, CO

Average temperature in May - Prospect Valley, CO
  • Average high temperature in May: 69.1°F

The warmest month (with the highest average high temperature) is July (87.6°F).
The month with the lowest average high temperature is December (40.1°F).

  • Average low temperature in May: 44.4°F

The month with the highest average low temperature is July (62.2°F).
The coldest month (with the lowest average low temperature) is December (21.4°F).

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Average pressure in May
Prospect Valley, CO

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

The month with the highest atmospheric pressure is January (30.13"Hg).
The month with the lowest atmospheric pressure is June (29.89"Hg).

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Average wind speed in May
Prospect Valley, CO

Average wind speed in May - Prospect Valley, CO
  • Average wind speed in May: 7.2mph

The windiest month (with the highest average wind speed) is April (8.1mph).
The calmest months (with the lowest average wind speed) are September and December (6.5mph).

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Average humidity in May
Prospect Valley, CO

Average humidity in May - Prospect Valley, CO
  • Average humidity in May: 53%

The months with the highest relative humidity are January and February (64%).
The months with the lowest relative humidity are August and September (42%).

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Average rainfall in May
Prospect Valley, CO

Average rainfall in May - Prospect Valley, CO
  • Average rainfall in May: 1.57"

The wettest month (with the highest rainfall) is May (1.57").
The driest month (with the least rainfall) is December (0.16").

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Average rainfall days in May
Prospect Valley, CO

Average rainfall days in May - Prospect Valley, CO
  • Average rainfall days in May: 12.2 days

The month with the highest number of rainy days is July (12.6 days).
The month with the least rainy days is January (1.4 days).

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Average snowfall in May
Prospect Valley, CO

Average snowfall in May - Prospect Valley, CO
  • Average snowfall in May: 2.17"

The month with the highest snowfall is February (2.36").
The months with the least snowfall are June, July, August and September (0").

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Average snowfall days in May
Prospect Valley, CO

Average snowfall days in May - Prospect Valley, CO
  • Average snowfall days in May: 1.3 days

The month with the highest number of snowfall days is February (6.6 days).
The months with the least snowfall days are June, July and August (0 days).

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Average daylight in May /
Average sunshine in May
Prospect Valley, CO

Average daylight in May / Average sunshine in May - Prospect Valley, 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 0min

The months with the most sunshine are June and July (Average sunshine: 11h and 54min).
The month with the least sunshine is February (Average sunshine: 6h and 36min).

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Average sunshine days in May
Prospect Valley, CO

Average sunshine days in May - Prospect Valley, CO
  • Average sunshine days in May: 15.4 days

The month with the most sunshine days is December (26.4 days).
The month with the least sunshine days is July (13 days).

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Average UV index in May
Prospect Valley, CO

Average UV index in May - Prospect Valley, 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
Prospect Valley, CO

Average cloud cover in May - Prospect Valley, CO
  • Average cloud cover in May: 26

The month with the most cloud cover is April (Cloud cover 28).
The months with the least cloud cover are June and September (Cloud cover 16).

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Average visibility in May
Prospect Valley, CO

Average visibility in May - Prospect Valley, 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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Prospect Valley, Colorado, USA

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