May weather forecast
Sillsville, CO

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Weather in May

May, the last month of the spring in Sillsville, is a refreshing month, with an average temperature varying between 55.4°F (13°C) and 30°F (-1.1°C).

Temperature

Observing a rise in May, the average high-temperature goes from April's frosty 43.3°F (6.3°C) to a moderate 55.4°F (13°C). Sillsville observes a substantial disparity between daytime high and the average low-temperature of 30°F (-1.1°C) during May nights.

Humidity

The average relative humidity in May is 54%.

Rainfall

In Sillsville, in May, during 8.6 rainfall days, 0.91" (23mm) of precipitation is typically accumulated. In Sillsville, during the entire year, the rain falls for 88.8 days and collects up to 9.61" (244mm) of precipitation.

Snowfall

January through June, October through December are months with snowfall in Sillsville. In Sillsville, during May, snow falls for 5.3 days and regularly aggregates up to 3.31" (84mm) of snow. In Sillsville, during the entire year, snow falls for 91.9 days and aggregates up to 51.77" (1315mm) of snow.

Daylight

The average length of the day in May in Sillsville is 14h and 17min.
On the first day of May, sunrise is at 6:08 am and sunset at 7:59 pm. On the last day of the month, sunrise is at 5:44 am and sunset at 8:24 pm MDT.

Sunshine

The average sunshine in May in Sillsville is 11.5h.

UV index

In May, the average daily maximum UV index is 3. A UV Index of 3 to 5 symbolizes a medium vulnerability from exposure to the Sun's UV radiation for the ordinary person.
Note: In May, the maximum UV index of 3 suggests these recommendations:
Take care. Persons with lighter skin might suffer burns in less than 30 minutes. The midday Sun can be dangerous due to its intense radiation; always find shade and reduce exposure. Tightly woven clothing, when worn loosely, shields effectively against the Sun. Take careful note! The UV radiation of the Sun can be nearly doubled by snow reflection.
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Frequently asked questions

What are May temperatures in Sillsville?

The high-temperature, in May, in Sillsville, records 55.4°F (13°C), while the low-temperature is 30°F (-1.1°C).

What is the average humidity in May in Sillsville?

In Sillsville, the average relative humidity in May is 54%.

How much does it rain in Sillsville in May?

In Sillsville, Colorado, during May, the rain falls for 8.6 days and regularly aggregates up to 0.91" (23mm) of precipitation.

How much does it snow in Sillsville in May?

In Sillsville, in May, during 5.3 snowfall days, 3.31" (84mm) of snow is typically accumulated.

How many hours of daylight does Sillsville have in May?

In Sillsville, the average day length in May is 14h and 17min.

When are sunrise and sunset in May in Sillsville?

On the first day of May in Sillsville, Colorado, sunrise is at 6:08 am and sunset at 7:59 pm. On the last day of the month, sunrise is at 5:44 am and sunset at 8:24 pm MDT.

How long on average sun shines in May in Sillsville?

In May, the average sunshine duration is 11.5h.

What is the UV index reading in May in Sillsville?

In May, the average daily maximum UV index is 3. A UV Index estimate of 3 to 5 represents a medium health risk from 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
Sillsville, CO

Average temperature in May - Sillsville, CO
  • Average high temperature in May: 55.4°F

The warmest month (with the highest average high temperature) is July (74.8°F).
The month with the lowest average high temperature is January (26.1°F).

  • Average low temperature in May: 30°F

The month with the highest average low temperature is July (44.6°F).
The coldest month (with the lowest average low temperature) is January (1.8°F).

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Average pressure in May
Sillsville, CO

Average pressure in May - Sillsville, CO
  • Average pressure in May: 29.95"Hg

The month with the highest atmospheric pressure is January (30.23"Hg).
The month with the lowest atmospheric pressure is April (29.94"Hg).

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Average wind speed in May
Sillsville, CO

Average wind speed in May - Sillsville, CO
  • Average wind speed in May: 6.3mph

The windiest months (with the highest average wind speed) are May and June (6.3mph).
The calmest month (with the lowest average wind speed) is December (4.5mph).

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Average humidity in May
Sillsville, CO

Average humidity in May - Sillsville, CO
  • Average humidity in May: 54%

The month with the highest relative humidity is February (88%).
The month with the lowest relative humidity is June (44%).

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Average rainfall in May
Sillsville, CO

Average rainfall in May - Sillsville, CO
  • Average rainfall in May: 0.91"

The wettest months (with the highest rainfall) are February and March (1.18").
The driest month (with the least rainfall) is September (0.35").

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Average rainfall days in May
Sillsville, CO

Average rainfall days in May - Sillsville, CO
  • Average rainfall days in May: 8.6 days

The month with the highest number of rainy days is July (10.3 days).
The month with the least rainy days is October (4.1 days).

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Average snowfall in May
Sillsville, CO

Average snowfall in May - Sillsville, CO
  • Average snowfall in May: 3.31"

The month with the highest snowfall is February (9.37").
The months with the least snowfall are July, August and September (0").

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Average snowfall days in May
Sillsville, CO

Average snowfall days in May - Sillsville, CO
  • Average snowfall days in May: 5.3 days

The month with the highest number of snowfall days is February (16.2 days).
The months with the least snowfall days are July and August (0 days).

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

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

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 30min).

  • 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 24min).

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Average sunshine days in May
Sillsville, CO

Average sunshine days in May - Sillsville, CO
  • Average sunshine days in May: 15.8 days

The month with the most sunshine days is June (23.1 days).
The month with the least sunshine days is February (10.3 days).

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Average UV index in May
Sillsville, CO

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

The month with the highest UV index is July (UV index 5).
The months with the lowest UV index are January, February, March, April, October, November and December (UV index 2).

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Average cloud cover in May
Sillsville, CO

Average cloud cover in May - Sillsville, CO
  • Average cloud cover in May: 19

The month with the most cloud cover is February (Cloud cover 35).
The months with the least cloud cover are June and September (Cloud cover 12).

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Average visibility in May
Sillsville, CO

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

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

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Sillsville, Colorado, USA

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