May weather forecast and climate
Broomfield, CO

Neat and well-manicured lawns of a golf course in Broomfield, Colorado, colorful brown and golden trees amid classy homes during the fall
Neat and well-manicured lawns of a golf course in Broomfield, Colorado, colorful brown and golden trees amid classy homes during the fall

Weather in May

May, the last month of the spring, in Broomfield, is a comfortable month, with temperature in the range of an average low of 41.7°F (5.4°C) and an average high of 66°F (18.9°C).

Temperature

In May, the average high-temperature slightly increases, from a mild 57.6°F (14.2°C) in April, to an enjoyable 66°F (18.9°C). In Broomfield, the average low-temperature is 41.7°F (5.4°C).

Humidity

In Broomfield, Colorado, the average relative humidity is 54%.

Rainfall

Months with the most rainfall in Broomfield are May and July, with an average 0.87" (22mm) of precipitation.

Snowfall

Months with snowfall are January through May, October through December. May is the last month it regularly snows. During 1.6 snowfall days, Broomfield aggregates 0.79" (20mm) of snow. In Broomfield, during the entire year, snow falls for 36.7 days, and aggregates up to 13.98" (355mm) of snow.

Daylight

In May, the average length of the day in Broomfield is 14.4h.

Sunshine

In May, the average sunshine is 11.1h.

UV index

In Broomfield, the average daily maximum UV index in May is 5. A UV Index reading of 3 to 5 represents a medium vulnerability from unsafe exposure to the UV radiation for the average person.
Note: The daily maximum UV index of 5 in May interpret into the following advice:
Take precautions. Light skin individuals may get burned in less than 30 minutes. The solar radiation is most powerful near the mid-day, so the exposure to the direct Sun should be reduced accordingly. Sun-protective clothing, a long-sleeved shirt and pants, a wide-brimmed hat, and UVA and UVB-blocking sunglasses are particularly helpful in blocking UV radiation's harmful effects. Caution! The reflection of snow can nearly double the intensity of the Sun's UV radiation.
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FAQ

What is the temperature in May in Broomfield?

In Broomfield, in May, the average high-temperature is 66°F (18.9°C), and the average low-temperature is 41.7°F (5.4°C).

What is the average humidity in May in Broomfield?

The average relative humidity in May in Broomfield, Colorado, is 54%.

How many days does it rain in May in Broomfield?

In Broomfield, in May, it is raining for 14.4 days, with typically 0.87" (22mm) of accumulated precipitation.

What is the rainiest month in Broomfield?

The wettest months are May and July, with an average 0.87" (22mm) of rainfall.

What is the last month it snows in Broomfield?

May is the last month it regularly snows in Broomfield. During 1.6 snowfall days, in May, Broomfield aggregates 0.79" (20mm) of snow.

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

In Broomfield, the average length of the day in May is 14.4h.

How many hours of sunshine does Broomfield have in May?

In Broomfield, the average sunshine in May is 11.1h.

What is the UV index reading in May in Broomfield?

In May, the average daily maximum UV index is 5. A UV Index of 3 to 5 symbolizes a medium health risk from the exposure to the Sun's UV radiation.

Average temperature in May
Broomfield, CO

Average temperature in May - Broomfield, CO
  • Average high temperature in May: 66°F

The warmest month (with the highest average high temperature) is July (85.5°F).
The month with the lowest average high temperature is December (39.4°F).

  • Average low temperature in May: 41.7°F

The month with the highest average low temperature is July (59°F).
The coldest months (with the lowest average low temperature) are February and December (20.7°F).

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Average pressure in May
Broomfield, CO

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

The month with the highest atmospheric pressure is January (30.14").
Months with the lowest atmospheric pressure are April and June (29.91").

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Average wind speed in May
Broomfield, CO

Average wind speed in May - Broomfield, CO
  • Average wind speed in May: 5.8mph

The windiest months (with the highest average wind speed) are March and April (6.5mph).
The calmest month (with the lowest average wind speed) is September (5.6mph).

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Average humidity in May
Broomfield, CO

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

The month with the highest relative humidity is February (67%).
The month with the lowest relative humidity is August (41%).

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Average rainfall in May
Broomfield, CO

Average rainfall in May - Broomfield, CO
  • Average rainfall in May: 0.87"

The wettest months (with the highest rainfall) are May and July (0.87").
The driest month (with the least rainfall) is January (0.16").

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Average rainfall days in May
Broomfield, CO

Average rainfall days in May - Broomfield, CO
  • Average rainfall days in May: 14.4 days

The month with the highest number of rainy days is May (14.4 days).
The month with the least rainy days is November (3.5 days).

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Average snowfall in May
Broomfield, CO

Average snowfall in May - Broomfield, CO
  • Average snowfall in May: 0.79"

The month with the highest snowfall is February (2.68").
Months with the least snowfall are June, July, August and September (0").

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Average snowfall days in May
Broomfield, CO

Average snowfall days in May - Broomfield, CO
  • Average snowfall days in May: 1.6 days

The month with the highest number of snowfall days is February (8.4 days).
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
Broomfield, CO

Average daylight in May / Average sunshine in May - Broomfield, CO
  • Average daylight in May: 14.4h

The month with the longest days is June (Average daylight: 15h).
The month with the shortest days is December (Average daylight: 9.4h).

  • Average sunshine in May: 11.1h

Months with the most sunshine are June, July and August (Average sunshine: 11.8h).
The month with the least sunshine is February (Average sunshine: 6.7h).

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Average sunshine days in May
Broomfield, CO

Average sunshine days in May - Broomfield, CO
  • Average sunshine days in May: 12 days

The month with the most sunshine days is November (23.7 days).
The month with the least sunshine days is July (10 days).

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Average UV index in May
Broomfield, CO

Average UV index in May - Broomfield, CO
  • Average UV index in May: 5

Months with the highest UV index are July and August (UV index 6).
Months with the lowest UV index are January, February, November and December (UV index 2).

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Average cloud cover in May
Broomfield, CO

Average cloud cover in May - Broomfield, CO
  • Average cloud cover in May: 26

Months with the most cloud cover are April and May (Cloud cover 26).
The month with the least cloud cover is September (Cloud cover 15).

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Average visibility in May
Broomfield, CO

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

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

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