May weather forecast
Black Hawk, CO

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Weather in May

May, the last month of the spring in Black Hawk, is a fresh month, with an average temperature varying between 53.6°F (12°C) and 30.7°F (-0.7°C).

Temperature

The start of May is characterized by an increase in the average high-temperature, transitioning from a chilly 43.9°F (6.6°C) in April to a cool 53.6°F (12°C). May in Black Hawk is characterized by a distinct thermal shift, with nighttime lows averaging at a freezing cold 30.7°F (-0.7°C).

Humidity

In May, the average relative humidity in Black Hawk is 64%.

Rainfall

In Black Hawk, Colorado, during May, the rain falls for 11.2 days and regularly aggregates up to 1.61" (41mm) of precipitation. Throughout the year, there are 96 rainfall days, and 10.08" (256mm) of precipitation is accumulated.

Snowfall

January through December are months with snowfall in Black Hawk. In Black Hawk, in May, snow falls for 9.7 days, with typically accumulated 6.26" (159mm) of snow. In Black Hawk, during the entire year, snow falls for 74.9 days and aggregates up to 35.39" (899mm) of snow.

Daylight

In Black Hawk, Colorado, the average length of the day in May is 14h and 23min.
On the first day of May, sunrise is at 6:01 am and sunset at 7:56 pm. On the last day of the month, sunrise is at 5:35 am and sunset at 8:23 pm MDT.

Sunshine

The average sunshine in May is 10h.

UV index

In Black Hawk, the average daily maximum UV index in May is 3. A UV Index estimate of 3 to 5 represents a medium vulnerability from exposure to the Sun's UV rays for the ordinary person.
Note: The UV index of 3 in May translates into these instructions:
Put precautions into practice - Ensuring skin and eye safety is a necessity. Direct exposure to the Sun's intense radiation around midday should be avoided for health reasons. On sunny days, it's ideal to wear sunglasses that filter out UVA and UVB rays. Pay attention! The reflection of snow can enhance the Sun's UV radiation almost double.
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Frequently asked questions

What is the usual temperature for Black Hawk in May?

The high-temperature during May is 53.6°F (12°C) and the low-temperature is 30.7°F (-0.7°C).

What is the average humidity in May in Black Hawk?

The average relative humidity in May in Black Hawk is 64%.

How many days does it rain in May in Black Hawk?

In Black Hawk, Colorado, during May, the rain falls for 11.2 days and regularly aggregates up to 1.61" (41mm) of precipitation.

How many days does it snow in May in Black Hawk?

In May, it is snowing for 9.7 days. Throughout May, 6.26" (159mm) of snow is accumulated.

How many hours of daylight does Black Hawk have in May?

In Black Hawk, Colorado, the average day length in May is 14h and 23min.

When are sunrise and sunset in May in Black Hawk?

In May, on the first day of the month, sunrise is at 6:01 am and sunset at 7:56 pm. On the last day of the month, in Black Hawk, sunrise is at 5:35 am and sunset at 8:23 pm MDT.

How long on average sun shines in May in Black Hawk?

The average sunshine duration in May in Black Hawk, Colorado, is 10h.

What is the UV index reading in May in Black Hawk?

The average daily maximum UV index in May in Black Hawk is 3. A UV Index estimate of 3 to 5 represents a moderate vulnerability from unprotected exposure to 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
Black Hawk, CO

Average temperature in May - Black Hawk, CO
  • Average high temperature in May: 53.6°F

The warmest month (with the highest average high temperature) is July (72.3°F).
The month with the lowest average high temperature is December (29.3°F).

  • Average low temperature in May: 30.7°F

The month with the highest average low temperature is July (46.9°F).
The coldest month (with the lowest average low temperature) is February (11.3°F).

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Average pressure in May
Black Hawk, CO

Average pressure in May - Black Hawk, CO
  • Average pressure in May: 29.93"Hg

The month with the highest atmospheric pressure is January (30.16"Hg).
The month with the lowest atmospheric pressure is April (29.92"Hg).

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Average wind speed in May
Black Hawk, CO

Average wind speed in May - Black Hawk, CO
  • Average wind speed in May: 6mph

The windiest month (with the highest average wind speed) is January (9mph).
The calmest months (with the lowest average wind speed) are July and August (5.7mph).

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Average humidity in May
Black Hawk, CO

Average humidity in May - Black Hawk, CO
  • Average humidity in May: 64%

The month with the highest relative humidity is February (78%).
The month with the lowest relative humidity is June (50%).

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Average rainfall in May
Black Hawk, CO

Average rainfall in May - Black Hawk, CO
  • Average rainfall in May: 1.61"

The wettest month (with the highest rainfall) is July (1.65").
The driest month (with the least rainfall) is December (0.28").

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Average rainfall days in May
Black Hawk, CO

Average rainfall days in May - Black Hawk, CO
  • Average rainfall days in May: 11.2 days

The month with the highest number of rainy days is July (17.8 days).
The month with the least rainy days is November (2.2 days).

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Average snowfall in May
Black Hawk, CO

Average snowfall in May - Black Hawk, CO
  • Average snowfall in May: 6.26"

The month with the highest snowfall is March (6.73").
The months with the least snowfall are July and August (0.04").

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Average snowfall days in May
Black Hawk, CO

Average snowfall days in May - Black Hawk, CO
  • Average snowfall days in May: 9.7 days

The month with the highest number of snowfall days is March (11.6 days).
The months with the least snowfall days are July and August (0.1 days).

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Average daylight in May /
Average sunshine in May
Black Hawk, CO

Average daylight in May / Average sunshine in May - Black Hawk, 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 24min).

  • Average sunshine in May: 10h and 0min

The month with the most sunshine is June (Average sunshine: 11h and 18min).
The month with the least sunshine is February (Average sunshine: 6h and 12min).

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Average sunshine days in May
Black Hawk, CO

Average sunshine days in May - Black Hawk, CO
  • Average sunshine days in May: 12.4 days

The month with the most sunshine days is November (23.2 days).
The month with the least sunshine days is July (9.8 days).

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Average UV index in May
Black Hawk, CO

Average UV index in May - Black Hawk, CO
  • Average UV index in May: 3

The months with the highest UV index are June, July and August (UV index 4).
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
Black Hawk, CO

Average cloud cover in May - Black Hawk, CO
  • Average cloud cover in May: 35

The months with the most cloud cover are February, April and May (Cloud cover 35).
The month with the least cloud cover is June (Cloud cover 20).

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Average visibility in May
Black Hawk, CO

Average visibility in May - Black Hawk, 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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Black Hawk, Colorado, USA

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