May weather forecast and climate
Bellvue, CO

Weather in May

May, the last month of the spring, in Bellvue, is a comfortable month, with average temperature ranging between min 40.6°F (4.8°C) and max 63.3°F (17.4°C).

Temperature

In Bellvue, the average high-temperature in May slightly increases, from a fresh 54.5°F (12.5°C) in April, to an enjoyable 63.3°F (17.4°C). In Bellvue, the average low-temperature is 40.6°F (4.8°C).

Humidity

In May, the average relative humidity in Bellvue is 56%.

Rainfall

May is the month with the most rainfall in Bellvue, Colorado. Rain falls for 12.1 days and accumulates 1.5" (38mm) of precipitation.

Snowfall

Months with snowfall are January through May, October through December. May is the last month it regularly snows in Bellvue. During 1.1 snowfall days, Bellvue aggregates 1.22" (31mm) of snow. Throughout the year, in Bellvue, there are 21.2 snowfall days, and 15.98" (406mm) of snow is accumulated.

Daylight

The average length of the day in May is 14.5h.

Sunshine

In Bellvue, the average sunshine in May is 10.8h.

UV index

In May, the average daily maximum UV index is 4. A UV Index estimate of 3 to 5 represents a moderate health risk from the exposure to the Sun's UV rays for the average person.
Note: The daily maximum UV index of 4 interpret into the following advice:
Take precautions - Protection against sunburn is recommended. The Sun's most intense and consequently most harmful UV radiation during midday hours should be decreased by minimizing exposure and seeking shade. On bright days sunglasses that block both UVA and UVB rays should be worn. A hat with a wide brim is extremely helpful, as it can prevent roughly 50% of UV radiation from reaching the eyes. Caution! The reflection of snow can nearly double the intensity of the Sun's UV radiation.
[Resources]

FAQ

What is the temperature in May in Bellvue?

In Bellvue, in May, the average high-temperature is 63.3°F (17.4°C), and the average low-temperature is 40.6°F (4.8°C).

What is the average humidity in May in Bellvue?

In Bellvue, Colorado, the average relative humidity in May is 56%.

How much does it rain in Bellvue in May?

In May, in Bellvue, the rain falls for 12.1 days. Throughout May, 1.5" (38mm) of precipitation is accumulated.

What is the rainiest month in Bellvue?

The month with the most rainfall is May when the rain falls for 12.1 days and typically aggregates up to 1.5" (38mm) of precipitation.

What is the last month it snows in Bellvue?

May is the last month it regularly snows in Bellvue, Colorado. During 1.1 snowfall days, in May, Bellvue aggregates 1.22" (31mm) of snow.

How many hours of daylight does Bellvue have in May?

In May, the average length of the day in Bellvue, Colorado, is 14.5h.

How long on average sun shines in May in Bellvue?

In Bellvue, Colorado, the average sunshine in May is 10.8h.

What is the UV index reading in May in Bellvue?

In May, the average daily maximum UV index is 4. A UV Index of 3 to 5 symbolizes a moderate vulnerability from unprotected exposure to the UV radiation.

Average temperature in May
Bellvue, CO

Average temperature in May - Bellvue, CO
  • Average high temperature in May: 63.3°F

The warmest month (with the highest average high temperature) is July (82.9°F).
The month with the lowest average high temperature is December (36.1°F).

  • Average low temperature in May: 40.6°F

The month with the highest average low temperature is July (56.8°F).
The coldest month (with the lowest average low temperature) is December (18.7°F).

[Resources]

Average pressure in May
Bellvue, CO

Average pressure in May - Bellvue, CO
  • Average pressure in May: 29.91"

The month with the highest atmospheric pressure is January (30.15").
The month with the lowest atmospheric pressure is June (29.9").

[Resources]

Average wind speed in May
Bellvue, CO

Average wind speed in May - Bellvue, CO
  • Average wind speed in May: 6.5mph

The windiest month (with the highest average wind speed) is April (7.6mph).
The calmest month (with the lowest average wind speed) is August (5.6mph).

[Resources]

Average humidity in May
Bellvue, CO

Average humidity in May - Bellvue, CO
  • Average humidity in May: 56%

The month with the highest relative humidity is February (67%).
Months with the lowest relative humidity are June, August and September (45%).

[Resources]

Average rainfall in May
Bellvue, CO

Average rainfall in May - Bellvue, CO
  • Average rainfall in May: 1.5"

The wettest month (with the highest rainfall) is May (1.5").
The driest month (with the least rainfall) is January (0.12").

[Resources]

Average rainfall days in May
Bellvue, CO

Average rainfall days in May - Bellvue, CO
  • Average rainfall days in May: 12.1 days

The month with the highest number of rainy days is July (14.6 days).
The month with the least rainy days is January (1.2 days).

[Resources]

Average snowfall in May
Bellvue, CO

Average snowfall in May - Bellvue, CO
  • Average snowfall in May: 1.22"

The month with the highest snowfall is April (3.27").
Months with the least snowfall are June, July, August and September (0").

[Resources]

Average snowfall days in May
Bellvue, CO

Average snowfall days in May - Bellvue, CO
  • Average snowfall days in May: 1.1 days

The month with the highest number of snowfall days is February (4.3 days).
Months with the least snowfall days are June, July, August and September (0 days).

[Resources]

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

Average daylight in May / Average sunshine in May - Bellvue, CO
  • Average daylight in May: 14.5h

The month with the longest days is June (Average daylight: 15h).
The month with the shortest days is December (Average daylight: 9.3h).

  • Average sunshine in May: 10.8h

The month with the most sunshine is June (Average sunshine: 11.8h).
The month with the least sunshine is February (Average sunshine: 6.7h).

[Resources]

Average sunshine days in May
Bellvue, CO

Average sunshine days in May - Bellvue, CO
  • Average sunshine days in May: 17.1 days

Months with the most sunshine days are January and December (27.5 days).
The month with the least sunshine days is July (14.9 days).

[Resources]

Average UV index in May
Bellvue, CO

Average UV index in May - Bellvue, CO
  • Average UV index in May: 4

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

[Resources]

Average cloud cover in May
Bellvue, CO

Average cloud cover in May - Bellvue, CO
  • Average cloud cover in May: 27

Months with the most cloud cover are February, April and May (Cloud cover 27).
The month with the least cloud cover is September (Cloud cover 16).

[Resources]

Average visibility in May
Bellvue, CO

Average visibility in May - Bellvue, 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).

[Resources]