May weather forecast
Fort Lupton, CO

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Weather in May

May, the last month of the spring in Fort Lupton, is a pleasant month, with temperature in the range of an average low of 45.1°F (7.3°C) and an average high of 69.4°F (20.8°C).

Temperature

Fort Lupton in May experiences a slight uptick in the average high-temperature, adjusting from April's refreshing 61.2°F (16.2°C) to an agreeable 69.4°F (20.8°C). A steady average of 45.1°F (7.3°C) throughout May underscores a considerable divergence from the daytime high.

Humidity

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

Rainfall

May is the month with the most rainfall. Rain falls for 14.6 days and accumulates 2.2" (56mm) of precipitation.

Snowfall

Months with snowfall in Fort Lupton are January through May, October through December. May is the last month it regularly snows in Fort Lupton, Colorado. During 1.5 snowfall days, in May, Fort Lupton aggregates 2.95" (75mm) of snow. In Fort Lupton, during the entire year, snow falls for 33 days and aggregates up to 22.44" (570mm) of snow.

Daylight

The average length of the day in May in Fort Lupton is 14h and 25min.
On the first day of May in Fort Lupton, sunrise is at 5:57 am and sunset at 7:54 pm. On the last day of the month, sunrise is at 5:32 am and sunset at 8:21 pm MDT.

Sunshine

In Fort Lupton, the average sunshine in May is 11h.

UV index

In May, the average daily maximum UV index is 5. A UV Index of 3 to 5 symbolizes a medium vulnerability from unprotected exposure to Sun's UV rays for average individuals.
Note: In May, the average maximum UV index of 5 translates into the following recommendations:
Be vigilant - Suggestions to stave off sun damage are provided. Sun exposure should be minimized, especially during midday, to avoid harmful UV radiation. In bright sunlight, prioritize sunglasses that grant protection from UVA and UVB radiation. Pay attention! The reflection of snow can enhance the Sun's UV radiation almost double.
Updated: Feb 10, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What is the usual temperature for Fort Lupton in May?

The high-temperature, in May, in Fort Lupton, records 69.4°F (20.8°C), while the low-temperature is 45.1°F (7.3°C).

What is the average humidity in May in Fort Lupton?

In May, the average relative humidity is 53%.

What is the wettest month in Fort Lupton?

May is the month with the most rainfall in Fort Lupton, Colorado. Rain falls for 14.6 days and accumulates 2.2" (56mm) of precipitation.

How many days does it rain in May in Fort Lupton?

In Fort Lupton, in May, it is raining for 14.6 days, with typically 2.2" (56mm) of accumulated precipitation.

What is the last month it snows in Fort Lupton?

May is the last month it regularly snows in Fort Lupton. During 1.5 snowfall days, in May, Fort Lupton aggregates 2.95" (75mm) of snow.

How many hours of daylight does Fort Lupton have in May?

The average day length in May in Fort Lupton is 14h and 25min.

When are sunrise and sunset in May in Fort Lupton?

In May, on the first day of the month, sunrise is at 5:57 am and sunset at 7:54 pm. On the last day of the month, in Fort Lupton, sunrise is at 5:32 am and sunset at 8:21 pm MDT.

How long on average sun shines in May in Fort Lupton?

The average sunshine duration in May is 11h.

How high is the UV index in May in Fort Lupton?

In Fort Lupton, Colorado, the average daily maximum UV index in May is 5. A UV Index reading of 3 to 5 represents a medium hazard to health 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
Fort Lupton, CO

Average temperature in May - Fort Lupton, CO
  • Average high temperature in May: 69.4°F

The warmest month (with the highest average high temperature) is July (88.9°F).
The month with the lowest average high temperature is December (40.1°F).

  • Average low temperature in May: 45.1°F

The month with the highest average low temperature is July (61.9°F).
The coldest month (with the lowest average low temperature) is December (21.2°F).

Average pressure in May
Fort Lupton, CO

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

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

Average wind speed in May
Fort Lupton, CO

Average wind speed in May - Fort Lupton, CO
  • Average wind speed in May: 6.6mph

The windiest month (with the highest average wind speed) is April (7.4mph).
The calmest month (with the lowest average wind speed) is December (5.7mph).

Average humidity in May
Fort Lupton, CO

Average humidity in May - Fort Lupton, 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 (41%).

Average rainfall in May
Fort Lupton, CO

Average rainfall in May - Fort Lupton, CO
  • Average rainfall in May: 2.2"

The wettest month (with the highest rainfall) is May (2.2").
The driest month (with the least rainfall) is January (0.28").

Average rainfall days in May
Fort Lupton, CO

Average rainfall days in May - Fort Lupton, CO
  • Average rainfall days in May: 14.6 days

The month with the highest number of rainy days is May (14.6 days).
The months with the least rainy days are January, February and December (2.4 days).

Average snowfall in May
Fort Lupton, CO

Average snowfall in May - Fort Lupton, CO
  • Average snowfall in May: 2.95"

The month with the highest snowfall is April (3.78").
The months with the least snowfall are June, July, August and September (0").

Average snowfall days in May
Fort Lupton, CO

Average snowfall days in May - Fort Lupton, CO
  • Average snowfall days in May: 1.5 days

The month with the highest number of snowfall days is February (6.7 days).
The months with the least snowfall days are June, July and August (0 days).

Average daylight in May /
Average sunshine in May
Fort Lupton, CO

Average daylight in May / Average sunshine in May - Fort Lupton, CO
  • Average daylight in May: 14h and 2min

The month with the longest days is June (Average daylight: 15h and 0min).
The month with the shortest days is December (Average daylight: 9h and 24min).

  • Average sunshine in May: 11h and 0min

The month with the most sunshine is June (Average sunshine: 11h and 54min).
The month with the least sunshine is February (Average sunshine: 6h and 36min).

Average sunshine days in May
Fort Lupton, CO

Average sunshine days in May - Fort Lupton, CO
  • Average sunshine days in May: 12.7 days

The month with the most sunshine days is December (25.3 days).
The month with the least sunshine days is July (10.7 days).

Average UV index in May
Fort Lupton, CO

Average UV index in May - Fort Lupton, 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
Fort Lupton, CO

Average cloud cover in May - Fort Lupton, CO
  • Average cloud cover in May: 26

The month with the most cloud cover is April (Cloud cover 27).
The months with the least cloud cover are June and September (Cloud cover 16).

Average visibility in May
Fort Lupton, CO

Average visibility in May - Fort Lupton, 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).

Fort Lupton, Colorado, USA

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