May weather forecast
Gunnison, CO

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Weather in May

May marks the definitive arrival of spring in Gunnison with mild, temperate weather. Another marked decrease in snowfall occurs in May, dropping down to an average of 3.35" (85mm), heralding the last vestiges of winter's departure. This month is characterized by longer days, an abundance of sunlight, and temperatures suitable for outdoor activities. The absence of extreme weather conditions in May, coupled with the noticeable increase in daylight, makes the month ideal for tourism and exploration. The weather in May thus reflects a period of balance and moderation, with placid, predictable conditions.

Temperature

With the onset of May, Gunnison sees a temperature rise, with the average high-temperature moving from April's chilly 44.4°F (6.9°C) to a refreshing 56.8°F (13.8°C). Nighttime temperatures exhibit a substantial dip from daytime highs during May, averaging at a freezing cold 30.4°F (-0.9°C).

Humidity

In Gunnison, Colorado, the average relative humidity in May is 54%.

Rainfall

In Gunnison, during May, the rain falls for 8 days and regularly aggregates up to 0.91" (23mm) of precipitation. Throughout the year, there are 83.5 rainfall days, and 9.33" (237mm) of precipitation is accumulated.

Snowfall

Months with snowfall are January through June, August, October through December. In Gunnison, in May, during 5.5 snowfall days, 3.35" (85mm) of snow is typically accumulated. Throughout the year, there are 77.9 snowfall days, and 41.65" (1058mm) of snow is accumulated.

Daylight

In May, the average length of the day is 14h and 17min.
On the first day of May, sunrise is at 6:09 am and sunset at 8:00 pm. On the last day of the month, sunrise is at 5:45 am and sunset at 8:25 pm MDT.

Sunshine

The average sunshine in May is 11.6h.

UV index

In May, the average daily maximum UV index is 4. A UV Index reading of 3 to 5 represents a moderate threat to health from exposure to the Sun's UV radiation for average individuals.
Note: The daily maximum UV index of 4 in May interprets into the following advice:
Stay alert. Light-skinned people could suffer burns in less than 30 minutes. To guard against the harmful effects of the Sun, minimize exposure during midday. A wide-brimmed hat provides unparalleled sun protection for sensitive areas like the eyes, ears, and neck. Guard yourself! Snow reflection can almost double the UV radiation from the Sun.
Updated: Aug 14, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What is the usual temperature for Gunnison in May?

In May, in Gunnison, the average high-temperature is 56.8°F (13.8°C), and the average low-temperature is 30.4°F (-0.9°C).

What is the average humidity in May?

In Gunnison, the average relative humidity in May is 54%.

How much does it rain in May?

In Gunnison, in May, it is raining for 8 days, with typically 0.91" (23mm) of accumulated precipitation.

How much does it snow in Gunnison in May?

In May, it is snowing for 5.5 days. Throughout May, 3.35" (85mm) of snow is accumulated.

How many hours of daylight does Gunnison have in May?

In Gunnison, Colorado, the average day length in May is 14h and 17min.

When is the sunrise / sunset in May?

On the first day of May, sunrise is at 6:09 am and sunset at 8:00 pm. On the last day of the month, sunrise is at 5:45 am and sunset at 8:25 pm MDT.

How many hours of sunshine does Gunnison have in May?

The average sunshine duration in May is 11.6h.

How high is the UV index in May in Gunnison?

In Gunnison, the average daily maximum UV index in May is 4. A UV Index value of 3 to 5 symbolizes a moderate health threat 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
Gunnison, CO

Average temperature in May - Gunnison, CO
  • Average high temperature in May: 56.8°F

The warmest month (with the highest average high temperature) is July (75.6°F).
The month with the lowest average high temperature is January (26.4°F).

  • Average low temperature in May: 30.4°F

The month with the highest average low temperature is July (44.1°F).
The coldest month (with the lowest average low temperature) is January (1.9°F).

Average pressure in May
Gunnison, CO

Average pressure in May - Gunnison, CO
  • Average pressure in May: 29.94"Hg

The month with the highest atmospheric pressure is January (30.23"Hg).
The months with the lowest atmospheric pressure are April and May (29.94"Hg).

Average wind speed in May
Gunnison, CO

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

The windiest months (with the highest average wind speed) are May and June (6.3mph).
The calmest months (with the lowest average wind speed) are January and December (4.5mph).

Average humidity in May
Gunnison, CO

Average humidity in May - Gunnison, CO
  • Average humidity in May: 54%

The month with the highest relative humidity is February (88%).
The month with the lowest relative humidity is June (44%).

Average rainfall in May
Gunnison, CO

Average rainfall in May - Gunnison, CO
  • Average rainfall in May: 0.91"

The wettest month (with the highest rainfall) is July (1.3").
The driest months (with the least rainfall) are September and November (0.55").

Average rainfall days in May
Gunnison, CO

Average rainfall days in May - Gunnison, CO
  • Average rainfall days in May: 8 days

The month with the highest number of rainy days is July (15.3 days).
The month with the least rainy days is November (2.5 days).

Average snowfall in May
Gunnison, CO

Average snowfall in May - Gunnison, CO
  • Average snowfall in May: 3.35"

The month with the highest snowfall is February (6.97").
The months with the least snowfall are July and September (0").

Average snowfall days in May
Gunnison, CO

Average snowfall days in May - Gunnison, CO
  • Average snowfall days in May: 5.5 days

The month with the highest number of snowfall days is February (12.8 days).
The month with the least snowfall days is July (0 days).

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

Average daylight in May / Average sunshine in May - Gunnison, 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 4min

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 18min).

Average sunshine days in May
Gunnison, CO

Average sunshine days in May - Gunnison, CO
  • Average sunshine days in May: 17.8 days

The months with the most sunshine days are October and November (21.2 days).
The month with the least sunshine days is July (9.7 days).

Average UV index in May
Gunnison, CO

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

The month with the highest UV index is July (UV index 5).
The months with the lowest UV index are January, February, March, April, October, November and December (UV index 2).

Average cloud cover in May
Gunnison, CO

Average cloud cover in May - Gunnison, CO
  • Average cloud cover in May: 19

The month with the most cloud cover is February (Cloud cover 35).
The months with the least cloud cover are June and September (Cloud cover 12).

Average visibility in May
Gunnison, CO

Average visibility in May - Gunnison, CO
  • Average visibility in May: 6mi

The months with the highest visibility are April, May, June, July, August, September, October and November (6mi).
The months with the lowest visibility are January and February (4mi).

Gunnison, Colorado, USA

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