May weather forecast and climate
Silverton, CO

The view of Silverton, Colorado, via the beauty of the brown and yellow trees in the fall
The view of Silverton, Colorado, via the beauty of the brown and yellow trees in the fall

Weather in May

The last month of the spring, May, is a cool month in Silverton, Colorado, with temperature in the range of an average high of 50°F (10°C) and an average low of 27°F (-2.8°C).

Temperature

In Silverton, the average high-temperature increases, from a cold 39°F (3.9°C) in April, to a cool 50°F (10°C). In Silverton, in May, the average low-temperature is 27°F (-2.8°C).

Humidity

In May, the average relative humidity is 62%.

Rainfall

In Silverton, in May, it is raining for 9.1 days, with typically 2.2" (56mm) of accumulated precipitation. In Silverton, during the entire year, the rain falls for 107.5 days and collects up to 26.34" (669mm) of precipitation.

Snowfall

January through December are months with snowfall. In Silverton, in May, snow falls for 11.1 days, with typically accumulated 11.81" (300mm) of snow. In Silverton, Colorado, during the entire year, snow falls for 117.7 days, and aggregates up to 123.82" (3145mm) of snow.

Daylight

In May, the average length of the day in Silverton is 14.2h.

Sunshine

In May, the average sunshine is 10.9h.

UV index

In May, the average daily maximum UV index is 3. A UV Index estimate of 3 to 5 represents a medium vulnerability from the exposure to the Sun's UV rays for average individuals.
Note: In May, the average maximum UV index of 3 translate into the following recommendations:
Take precautions - Protection against sun damage is advised. The Sun's most intense and consequently most harmful UV radiation during midday hours should be decreased by minimizing exposure and seeking shade. On bright days sunglasses that block both UVA and UVB rays should be worn. A hat with a wide brim is extremely helpful, as it can prevent roughly 50% of UV radiation from reaching the eyes. Beware! The strength of the UV rays is increased nearly double-fold by the reflection of the snow.
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FAQ

What is the temperature in May in Silverton?

The average high-temperature, in May, is 50°F (10°C), while the average low-temperature is 27°F (-2.8°C).

What is the average humidity in May in Silverton?

In Silverton, the average relative humidity in May is 62%.

How many days does it rain in May in Silverton?

In Silverton, Colorado, during May, the rain falls for 9.1 days and regularly aggregates up to 2.2" (56mm) of precipitation.

How many days does it snow in May in Silverton?

In Silverton, during May, snow falls for 11.1 days and regularly aggregates up to 11.81" (300mm) of snow.

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

In May, the average length of the day in Silverton, Colorado, is 14.2h.

How many hours of sunshine does Silverton have in May?

In Silverton, Colorado, the average sunshine in May is 10.9h.

What is the UV index reading in May in Silverton?

The average daily maximum UV index in May is 3. A UV Index reading of 3 to 5 represents a medium health risk from the exposure to the Sun's UV rays.

Average temperature in May
Silverton, CO

Average temperature in May - Silverton, CO
  • Average high temperature in May: 50°F

The warmest month (with the highest average high temperature) is July (66.7°F).
The month with the lowest average high temperature is December (25.7°F).

  • Average low temperature in May: 27°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).

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Average pressure in May
Silverton, CO

Average pressure in May - Silverton, CO
  • Average pressure in May: 29.92"

The month with the highest atmospheric pressure is January (30.23").
Months with the lowest atmospheric pressure are April and May (29.92").

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Average wind speed in May
Silverton, CO

Average wind speed in May - Silverton, CO
  • Average wind speed in May: 6.6mph

The windiest month (with the highest average wind speed) is June (7.1mph).
The calmest months (with the lowest average wind speed) are July and August (4.7mph).

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Average humidity in May
Silverton, CO

Average humidity in May - Silverton, CO
  • Average humidity in May: 62%

The month with the highest relative humidity is February (86%).
The month with the lowest relative humidity is June (45%).

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Average rainfall in May
Silverton, CO

Average rainfall in May - Silverton, CO
  • Average rainfall in May: 2.2"

The wettest month (with the highest rainfall) is July (4.02").
The driest month (with the least rainfall) is June (1.3").

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Average rainfall days in May
Silverton, CO

Average rainfall days in May - Silverton, CO
  • Average rainfall days in May: 9.1 days

The month with the highest number of rainy days is July (21.4 days).
The month with the least rainy days is November (3.1 days).

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Average snowfall in May
Silverton, CO

Average snowfall in May - Silverton, CO
  • Average snowfall in May: 11.81"

The month with the highest snowfall is March (19.88").
The month with the least snowfall is July (0.12").

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Average snowfall days in May
Silverton, CO

Average snowfall days in May - Silverton, CO
  • Average snowfall days in May: 11.1 days

The month with the highest number of snowfall days is February (17.3 days).
The month with the least snowfall days is July (0.3 days).

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

Average daylight in May / Average sunshine in May - Silverton, CO
  • Average daylight in May: 14.2h

The month with the longest days is June (Average daylight: 14.8h).
The month with the shortest days is December (Average daylight: 9.6h).

  • Average sunshine in May: 10.9h

The month with the most sunshine is June (Average sunshine: 11.8h).
The month with the least sunshine is December (Average sunshine: 5.8h).

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Average sunshine days in May
Silverton, CO

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

The month with the most sunshine days is November (19.1 days).
The month with the least sunshine days is July (8.1 days).

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Average UV index in May
Silverton, CO

Average UV index in May - Silverton, CO
  • Average UV index in May: 3

Months with the highest UV index are June, July and August (UV index 4).
The month with the lowest UV index is December (UV index 1).

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Average cloud cover in May
Silverton, CO

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

The month with the most cloud cover is February (Cloud cover 42).
The month with the least cloud cover is June (Cloud cover 14).

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Average visibility in May
Silverton, CO

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

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

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