May weather forecast
Crystal, MN

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Weather in May

May, the last month of the spring in Crystal, is a comfortable month, with an average temperature fluctuating between 65.8°F (18.8°C) and 49.3°F (9.6°C).

Temperature

Crystal's transition into May is marked by a temperature shift, moving from a cool 52.5°F (11.4°C) in April to an enjoyable 65.8°F (18.8°C). Crystal experiences a steady low-temperature of 49.3°F (9.6°C) throughout May.

Humidity

In Crystal, the average relative humidity in May is 71%.

Rainfall

In Crystal, in May, it is raining for 14.8 days, with typically 2.72" (69mm) of accumulated precipitation. In Crystal, during the entire year, the rain falls for 120.1 days and collects up to 22.09" (561mm) of precipitation.

Snowfall

January through May, October through December are months with snowfall. May is the last month it regularly snows in Crystal, Minnesota. During 0.4 snowfall days, in May, Crystal aggregates 0.12" (3mm) of snow. Throughout the year, there are 57.3 snowfall days, and 23.31" (592mm) of snow is accumulated.

Daylight

In May, the average length of the day is 14h and 53min.
On the first day of the month, sunrise is at 6:01 am and sunset at 8:19 pm. On the last day of May, sunrise is at 5:29 am and sunset at 8:52 pm CDT.

Sunshine

In Crystal, the average sunshine in May is 8.6h.

UV index

In Crystal, the average daily maximum UV index in May is 5. A UV Index reading of 3 to 5 represents a moderate health risk from unsafe exposure to UV radiation for ordinary individuals.
Note: During May, 5 as the daily maximum UV index converts into the following advice:
Exercise prevention - Precautions against solar damage are endorsed. Given the potency of the midday Sun's UV radiation, one should avoid prolonged exposure. A wide-brimmed hat is a staple for defending the face, eyes, ears, and neck from the Sun. Be on the lookout! Nearly twofold UV radiation from the Sun can be reflected by snow.

Frequently asked questions

What is the average May temperature?

In May, the average high-temperature and low-temperature are 65.8°F (18.8°C) and 49.3°F (9.6°C) respectively.

What is the average humidity in May?

The average relative humidity in May is 71%.

How much does it rain in May?

In May, in Crystal, the rain falls for 14.8 days. Throughout May, 2.72" (69mm) of precipitation is accumulated.

What is the last month it snows?

May is the last month it regularly snows. During 0.4 snowfall days, in May, Crystal aggregates 0.12" (3mm) of snow.

What is the average length of the day in May?

In May, the average day length is 14h and 53min.

What time are sunrise and sunset in May?

On the first day of May, sunrise is at 6:01 am and sunset at 8:19 pm. On the last day of the month, sunrise is at 5:29 am and sunset at 8:52 pm CDT.

How long on average sun shines in May?

In May, the average sunshine duration is 8.6h.

What is the UV index intensity in May?

In Crystal, the average daily maximum UV index in May is 5. A UV Index of 3 to 5 symbolizes a medium hazard to health 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
Crystal, MN

Average temperature in May - Crystal, MN
  • Average high temperature in May: 65.8°F

The warmest month (with the highest average high temperature) is July (81.1°F).
The month with the lowest average high temperature is January (20.1°F).

  • Average low temperature in May: 49.3°F

The month with the highest average low temperature is July (63.5°F).
The coldest month (with the lowest average low temperature) is January (7.5°F).

Average pressure in May
Crystal, MN

Average pressure in May - Crystal, MN
  • Average pressure in May: 29.93"Hg

The month with the highest atmospheric pressure is February (30.14"Hg).
The month with the lowest atmospheric pressure is June (29.88"Hg).

Average wind speed in May
Crystal, MN

Average wind speed in May - Crystal, MN
  • Average wind speed in May: 8.1mph

The windiest month (with the highest average wind speed) is April (9.1mph).
The calmest month (with the lowest average wind speed) is August (6.7mph).

Average humidity in May
Crystal, MN

Average humidity in May - Crystal, MN
  • Average humidity in May: 71%

The month with the highest relative humidity is January (90%).
The month with the lowest relative humidity is April (70%).

Average rainfall in May
Crystal, MN

Average rainfall in May - Crystal, MN
  • Average rainfall in May: 2.72"

The wettest month (with the highest rainfall) is June (3.82").
The driest month (with the least rainfall) is January (0.59").

Average rainfall days in May
Crystal, MN

Average rainfall days in May - Crystal, MN
  • Average rainfall days in May: 14.8 days

The month with the highest number of rainy days is June (16.8 days).
The month with the least rainy days is January (2.5 days).

Average snowfall in May
Crystal, MN

Average snowfall in May - Crystal, MN
  • Average snowfall in May: 0.12"

The month with the highest snowfall is December (5.04").
The months with the least snowfall are June, July, August and September (0").

Average snowfall days in May
Crystal, MN

Average snowfall days in May - Crystal, MN
  • Average snowfall days in May: 0.4 days

The month with the highest number of snowfall days is January (13.3 days).
The months with the least snowfall days are June, July, August and September (0 days).

Average daylight in May /
Average sunshine in May
Crystal, MN

Average daylight in May / Average sunshine in May - Crystal, MN
  • Average daylight in May: 14h and 5min

The month with the longest days is June (Average daylight: 15h and 36min).
The month with the shortest days is December (Average daylight: 8h and 48min).

  • Average sunshine in May: 8h and 4min

The month with the most sunshine is July (Average sunshine: 10h and 0min).
The month with the least sunshine is January (Average sunshine: 3h and 6min).

Average sunshine days in May
Crystal, MN

Average sunshine days in May - Crystal, MN
  • Average sunshine days in May: 14.1 days

The month with the most sunshine days is January (18.4 days).
The month with the least sunshine days is June (10.8 days).

Average UV index in May
Crystal, MN

Average UV index in May - Crystal, MN
  • Average UV index in May: 5

The months with the highest UV index are June and July (UV index 6).
The months with the lowest UV index are January, February, November and December (UV index 1).

Average cloud cover in May
Crystal, MN

Average cloud cover in May - Crystal, MN
  • Average cloud cover in May: 42

The month with the most cloud cover is January (Cloud cover 67).
The months with the least cloud cover are July and August (Cloud cover 31).

Average visibility in May
Crystal, MN

Average visibility in May - Crystal, MN
  • Average visibility in May: 6mi

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

Crystal, Minnesota, USA

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