May weather forecast
Florence, CO

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Weather in May

May, the last month of the spring in Florence, is a comfortable month, with an average temperature ranging between min 40.1°F (4.5°C) and max 64.8°F (18.2°C).

Temperature

As May arrives, Florence's weather shows an increase in high-temperatures, moving from April's refreshing 55.8°F (13.2°C) to a comfortable 64.8°F (18.2°C). Florence, during the nights of May, registers a substantial plunge from the daytime high, averaging at an icy 40.1°F (4.5°C).

Humidity

In Florence, the average relative humidity in May is 47%.

Rainfall

In Florence, in May, it is raining for 14.6 days, with typically 1.3" (33mm) of accumulated precipitation. Throughout the year, in Florence, there are 108.6 rainfall days, and 10.83" (275mm) of precipitation is accumulated.

Snowfall

Months with snowfall in Florence are January through May, October through December. May is the last month it regularly snows. During 1.1 snowfall days, in May, Florence aggregates 0.71" (18mm) of snow. In Florence, during the entire year, snow falls for 38 days and aggregates up to 23.94" (608mm) of snow.

Daylight

In May, the average length of the day is 14h and 17min.
On the first day of the month, sunrise is at 6:02 am and sunset at 7:52 pm. On the last day of May, sunrise is at 5:38 am and sunset at 8:18 pm MDT.

Sunshine

In Florence, the average sunshine in May is 11.5h.

UV index

In May, the average daily maximum UV index is 4. A UV Index estimate of 3 to 5 represents a medium health hazard from unprotected exposure to Sun's UV rays for the average person.
Note: A maximum daily UV index of 4 during May morphs into the following directions:
Exercise caution. The susceptibility of light skin individuals to burns is less than 30 minutes. The Sun's most harmful UV rays are emitted around midday; avoid staying outdoors for long during this time. Sun protection is enhanced with clothing that boasts a tight weave yet offers a loose fit. Take careful note! The UV radiation of the Sun can be nearly doubled by snow reflection.
Updated: Jul 23, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What are May temperatures?

Florence in May has an average high-temperature of 64.8°F (18.2°C) and an average low-temperature of 40.1°F (4.5°C).

What is the average humidity in May?

In May, the average relative humidity in Florence is 47%.

How much does it rain in May?

In May, the rain falls for 14.6 days. Throughout May, 1.3" (33mm) of precipitation is accumulated.

What is the last month it snows?

May is the last month it regularly snows. During 1.1 snowfall days, in May, Florence aggregates 0.71" (18mm) of snow.

How many hours of daylight does Florence have in May?

The average day length in May is 14h and 17min.

When are sunrise and sunset in May?

In May, on the first day of the month, sunrise is at 6:02 am and sunset at 7:52 pm. On the last day of the month, sunrise is at 5:38 am and sunset at 8:18 pm MDT.

How long on average sun shines in May in Florence?

The average sunshine duration in May is 11.5h.

What is the UV index reading in May?

In Florence, the average daily maximum UV index in May is 4. A UV Index of 3 to 5 symbolizes a medium health risk from unprotected exposure to UV radiation.
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
Florence, CO

Average temperature in May - Florence, CO
  • Average high temperature in May: 64.8°F

The warmest month (with the highest average high temperature) is July (81.5°F).
The month with the lowest average high temperature is January (37°F).

  • Average low temperature in May: 40.1°F

The month with the highest average low temperature is July (55.8°F).
The coldest month (with the lowest average low temperature) is December (18.5°F).

Average pressure in May
Florence, CO

Average pressure in May - Florence, CO
  • Average pressure in May: 29.93"Hg

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

Average wind speed in May
Florence, CO

Average wind speed in May - Florence, CO
  • Average wind speed in May: 6.8mph

The windiest months (with the highest average wind speed) are January, February and March (7.5mph).
The calmest month (with the lowest average wind speed) is August (5.7mph).

Average humidity in May
Florence, CO

Average humidity in May - Florence, CO
  • Average humidity in May: 47%

The months with the highest relative humidity are January and February (69%).
The month with the lowest relative humidity is June (40%).

Average rainfall in May
Florence, CO

Average rainfall in May - Florence, CO
  • Average rainfall in May: 1.3"

The wettest month (with the highest rainfall) is July (2.2").
The driest months (with the least rainfall) are January and November (0.31").

Average rainfall days in May
Florence, CO

Average rainfall days in May - Florence, CO
  • Average rainfall days in May: 14.6 days

The month with the highest number of rainy days is July (19.5 days).
The month with the least rainy days is November (2.7 days).

Average snowfall in May
Florence, CO

Average snowfall in May - Florence, CO
  • Average snowfall in May: 0.71"

The month with the highest snowfall is February (5.63").
The months with the least snowfall are June, July, August and September (0").

Average snowfall days in May
Florence, CO

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

The month with the highest number of snowfall days is February (8.8 days).
The months with the least snowfall days are June, July, August and September (0 days).

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

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

The month with the longest days is June (Average daylight: 14h and 48min).
The month with the shortest days is December (Average daylight: 9h and 30min).

  • Average sunshine in May: 11h and 3min

The month with the most sunshine is June (Average sunshine: 11h and 54min).
The month with the least sunshine is February (Average sunshine: 7h and 0min).

Average sunshine days in May
Florence, CO

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

The month with the most sunshine days is November (24.7 days).
The month with the least sunshine days is July (4.7 days).

Average UV index in May
Florence, CO

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

The months with the highest UV index are June, July and August (UV index 5).
The months with the lowest UV index are January, February, October, November and December (UV index 2).

Average cloud cover in May
Florence, CO

Average cloud cover in May - Florence, CO
  • Average cloud cover in May: 20

The months with the most cloud cover are February and April (Cloud cover 23).
The months with the least cloud cover are June, September, October and November (Cloud cover 14).

Average visibility in May
Florence, CO

Average visibility in May - Florence, 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).

Florence, Colorado, USA

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