May weather forecast
Commerce City, CO

Share

Weather in May

May in Commerce City is characterized by a significant increase in temperatures, climbing to 69.1°F (20.6°C). The warmer days are complimented by an increase in daily sunshine duration and humidity levels. Rainfall peaks to an average of 0.55" (14mm), providing refreshment to the flora and fauna of the city. While May is warmer than April, it's noticeably cooler than June. The pleasant springtime weather has residents and tourists alike enjoying outdoor activities.

Temperature

Commerce City perceives a slight temperature ascent during May, with average high-temperatures adjusting from a mild 60.3°F (15.7°C) in April to a pleasant 69.1°F (20.6°C). Commerce City, amidst the high May temperatures, experiences a substantial shift to an average nighttime low of 44.4°F (6.9°C).

Humidity

In May, the average relative humidity in Commerce City is 51%.

Rainfall

In Commerce City, during May, the rain falls for 6.2 days and regularly aggregates up to 0.55" (14mm) of precipitation. In Commerce City, during the entire year, the rain falls for 48.3 days and collects up to 3.19" (81mm) of precipitation.

Snowfall

January through May, October through December are months with snowfall. May is the last month it regularly snows in Commerce City. During 0.8 snowfall days, in May, Commerce City aggregates 1.26" (32mm) of snow. Throughout the year, in Commerce City, there are 19.6 snowfall days, and 8.5" (216mm) of snow is accumulated.

Daylight

In Commerce City, the average length of the day in May is 14h and 23min.
On the first day of the month, sunrise is at 5:58 am and sunset at 7:54 pm. On the last day of May, in Commerce City, sunrise is at 5:33 am and sunset at 8:21 pm MDT.

Sunshine

The average sunshine in May in Commerce City is 11.3h.

UV index

The average daily maximum UV index in May in Commerce City, Colorado, is 5. A UV Index reading of 3 to 5 represents a moderate threat to health from unprotected exposure to Sun's UV rays for the average person.
Note: The maximum UV index, 5 during May, leads to the following recommendations:
Prioritize safety - Suggestions to prevent sun damage are offered. Around midday, solar radiation is most harmful; hence, exposure should be limited. Wearing a wide-brim hat can block approximately 50% of UV radiation, protecting the eyes. Observe! Snow reflection can nearly intensify the Sun's UV radiation twofold.
Updated: Feb 10, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What are May temperatures in Commerce City?

May temperatures in Commerce City vary between a high-temperature of 69.1°F (20.6°C) and a low-temperature of 44.4°F (6.9°C).

What is the average humidity in May in Commerce City?

The average relative humidity in May is 51%.

How many days does it rain in May in Commerce City?

In Commerce City, Colorado, in May, it is raining for 6.2 days, with typically 0.55" (14mm) of accumulated precipitation.

What is the last month it snows in Commerce City?

May is the last month it regularly snows in Commerce City, Colorado. During 0.8 snowfall days, in May, Commerce City aggregates 1.26" (32mm) of snow.

What is the average length of the day in May in Commerce City?

The average day length in May in Commerce City, Colorado, is 14h and 23min.

When is the sunrise / sunset in May in Commerce City?

In May, on the first day of the month, sunrise is at 5:58 am and sunset at 7:54 pm. On the last day of the month, sunrise is at 5:33 am and sunset at 8:21 pm MDT.

How long on average sun shines in May in Commerce City?

The average sunshine duration in May is 11.3h.

What is the UV index reading in May in Commerce City?

In Commerce City, the average daily maximum UV index in May is 5. A UV Index estimate of 3 to 5 represents a moderate vulnerability from unsafe 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
Commerce City, CO

Average temperature in May - Commerce City, CO
  • Average high temperature in May: 69.1°F

The warmest month (with the highest average high temperature) is July (88.3°F).
The month with the lowest average high temperature is December (41.2°F).

  • Average low temperature in May: 44.4°F

The month with the highest average low temperature is July (61.7°F).
The coldest month (with the lowest average low temperature) is December (21.9°F).

Average pressure in May
Commerce City, CO

Average pressure in May - Commerce City, CO
  • Average pressure in May: 29.92"Hg

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

Average wind speed in May
Commerce City, CO

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

The windiest month (with the highest average wind speed) is April (6.9mph).
The calmest month (with the lowest average wind speed) is December (5.8mph).

Average humidity in May
Commerce City, CO

Average humidity in May - Commerce City, CO
  • Average humidity in May: 51%

The month with the highest relative humidity is February (64%).
The month with the lowest relative humidity is August (39%).

Average rainfall in May
Commerce City, CO

Average rainfall in May - Commerce City, CO
  • Average rainfall in May: 0.55"

The wettest month (with the highest rainfall) is July (0.59").
The driest months (with the least rainfall) are January and December (0.08").

Average rainfall days in May
Commerce City, CO

Average rainfall days in May - Commerce City, CO
  • Average rainfall days in May: 6.2 days

The month with the highest number of rainy days is July (8.2 days).
The month with the least rainy days is February (1.2 days).

Average snowfall in May
Commerce City, CO

Average snowfall in May - Commerce City, CO
  • Average snowfall in May: 1.26"

The month with the highest snowfall is October (1.42").
The months with the least snowfall are June, July, August and September (0").

Average snowfall days in May
Commerce City, CO

Average snowfall days in May - Commerce City, CO
  • Average snowfall days in May: 0.8 days

The month with the highest number of snowfall days is February (4.7 days).
The months with the least snowfall days are June, July, August and September (0 days).

Average daylight in May /
Average sunshine in May
Commerce City, CO

Average daylight in May / Average sunshine in May - Commerce City, 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: 11h and 2min

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 42min).

Average sunshine days in May
Commerce City, CO

Average sunshine days in May - Commerce City, CO
  • Average sunshine days in May: 21.9 days

The month with the most sunshine days is December (28.5 days).
The month with the least sunshine days is July (19.6 days).

Average UV index in May
Commerce City, CO

Average UV index in May - Commerce City, 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).

Average cloud cover in May
Commerce City, CO

Average cloud cover in May - Commerce City, CO
  • Average cloud cover in May: 25

The months with the most cloud cover are February, April and May (Cloud cover 25).
The month with the least cloud cover is September (Cloud cover 14).

Average visibility in May
Commerce City, CO

Average visibility in May - Commerce City, 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).

Commerce City, Colorado, USA

Weather forecast for your location

1. Click Locate me button
2. Allow the app to use your location