May weather forecast
Aurora, CO

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Beautiful city lights and speedy car lights on the highway in Aurora City, Colorado
Beautiful city lights and speedy car lights on the highway in Aurora City, Colorado

Weather in May

The city basks in the warmth of the sun in May, thanks to the temperature steadily yet significantly rising up to 67.8°F (19.9°C) This month indicates the true start of the summer season, as the city transitions from spring. The commencement of warmer months also brings a marked increase in daylight hours. Nevertheless, the city witnesses an increase in rainfall this month, leading to frequent downpours interspersed with sunny intervals. Overall, May in Aurora signifies the beginning of longer days, warmer temperatures, and frequent showers.

Temperature

The shift from April to May introduces a subtle increase in the average high-temperature, moving from a mild 59.5°F (15.3°C) to a still refreshing 67.8°F (19.9°C). Aurora anticipates a considerable daily temperature fluctuation in May, with low temperatures averaging a chilly 44.1°F (6.7°C).

Humidity

In May, the average relative humidity in Aurora is 53%.

Rainfall

The month with the most rainfall in Aurora, Colorado, is May, when the rain falls for 13.3 days and typically aggregates up to 1.97" (50mm) of precipitation.

Snowfall

January through May, October through December are months with snowfall in Aurora. May is the last month it regularly snows in Aurora. During 1.4 snowfall days, in May, Aurora aggregates 2.56" (65mm) of snow. In Aurora, during the entire year, snow falls for 41.6 days and aggregates up to 27.95" (710mm) of snow.

Daylight

In May, the average length of the day is 14h and 23min.
On the first day of the month, sunrise is at 5:58 am and sunset at 7:53 pm. On the last day of May, sunrise is at 5:33 am and sunset at 8:20 pm MDT.

Sunshine

In May, the average sunshine in Aurora is 11.2h.

UV index

In May, the average daily maximum UV index is 5. A UV Index estimate of 3 to 5 represents a moderate threat to health from unsafe exposure to UV radiation for average individuals.
Note: The maximum daily UV index of 5 in May interprets into the following recommendations:
Undertake precautions - Obligation exists to protect against skin and eye damage. The Sun's harshest UV rays are around midday; it's wise to seek shade and limit time outdoors. Outfit yourself in sun-safe attire, like long sleeves, pants, a hat, and UV-blocking sunglasses. Take into account! The reflection from snow can nearly double the Sun's UV radiation intensity.
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Frequently asked questions

What are May temperatures in Aurora?

In May, the average high-temperature and low-temperature in Aurora are 67.8°F (19.9°C) and 44.1°F (6.7°C) respectively.

What is the average humidity in May in Aurora?

The average relative humidity in May in Aurora is 53%.

What is the wettest month in Aurora?

The month with the most rainfall in Aurora, Colorado, is May, when the rain falls for 13.3 days and typically aggregates up to 1.97" (50mm) of precipitation.

How many days does it rain in May in Aurora?

In Aurora, Colorado, in May, during 13.3 rainfall days, 1.97" (50mm) of precipitation is typically accumulated.

What is the last month it snows in Aurora?

May is the last month it regularly snows in Aurora. During 1.4 snowfall days, in May, Aurora aggregates 2.56" (65mm) of snow.

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

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

What time are sunrise and sunset in May in Aurora?

In May, on the first day of the month, sunrise is at 5:58 am and sunset at 7:53 pm. On the last day of the month, in Aurora, Colorado, sunrise is at 5:33 am and sunset at 8:20 pm MDT.

How long on average sun shines in May in Aurora?

In Aurora, Colorado, the average sunshine duration in May is 11.2h.

What is the UV index reading in May in Aurora?

The average daily maximum UV index in May in Aurora is 5. A UV Index of 3 to 5 symbolizes a moderate health threat 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
Aurora, CO

Average temperature in May - Aurora, CO
  • Average high temperature in May: 67.8°F

The warmest month (with the highest average high temperature) is July (86.5°F).
The month with the lowest average high temperature is December (40.1°F).

  • Average low temperature in May: 44.1°F

The month with the highest average low temperature is July (61°F).
The coldest month (with the lowest average low temperature) is December (21.7°F).

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Average pressure in May
Aurora, CO

Average pressure in May - Aurora, CO
  • Average pressure in May: 29.91"Hg

The month with the highest atmospheric pressure is January (30.13"Hg).
The months with the lowest atmospheric pressure are April and June (29.9"Hg).

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Average wind speed in May
Aurora, CO

Average wind speed in May - Aurora, CO
  • Average wind speed in May: 7.1mph

The windiest month (with the highest average wind speed) is April (8mph).
The calmest months (with the lowest average wind speed) are September and December (6.5mph).

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Average humidity in May
Aurora, CO

Average humidity in May - Aurora, CO
  • Average humidity in May: 53%

The months with the highest relative humidity are January and February (64%).
The month with the lowest relative humidity is August (42%).

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Average rainfall in May
Aurora, CO

Average rainfall in May - Aurora, CO
  • Average rainfall in May: 1.97"

The wettest month (with the highest rainfall) is May (1.97").
The driest month (with the least rainfall) is December (0.43").

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Average rainfall days in May
Aurora, CO

Average rainfall days in May - Aurora, CO
  • Average rainfall days in May: 13.3 days

The month with the highest number of rainy days is July (14.1 days).
The month with the least rainy days is February (3 days).

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Average snowfall in May
Aurora, CO

Average snowfall in May - Aurora, CO
  • Average snowfall in May: 2.56"

The month with the highest snowfall is March (4.49").
The months with the least snowfall are June, July, August and September (0").

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Average snowfall days in May
Aurora, CO

Average snowfall days in May - Aurora, CO
  • Average snowfall days in May: 1.4 days

The month with the highest number of snowfall days is February (8 days).
The months with the least snowfall days are June, July and August (0 days).

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

Average daylight in May / Average sunshine in May - Aurora, 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 1min

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).

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Average sunshine days in May
Aurora, CO

Average sunshine days in May - Aurora, CO
  • Average sunshine days in May: 14.8 days

The month with the most sunshine days is January (22.9 days).
The month with the least sunshine days is July (12.2 days).

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Average UV index in May
Aurora, CO

Average UV index in May - Aurora, 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).

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Average cloud cover in May
Aurora, CO

Average cloud cover in May - Aurora, CO
  • Average cloud cover in May: 25

The month with the most cloud cover is April (Cloud cover 27).
The month with the least cloud cover is September (Cloud cover 15).

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Average visibility in May
Aurora, CO

Average visibility in May - Aurora, 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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Aurora, Colorado, USA

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