May weather forecast
McCook, NE

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Weather in May

May brings warmer temperatures and longer daylight hours to McCook, Nebraska. This month is notably the wettest period of the year with the highest rainfall, measuring around 2.6" (66mm). The pleasant weather supports a proliferation of outdoor events and gardening activities in the town. May marks the full arrival of spring with flora and fauna in full swing, visibly transforming the city's landscape. Preparations for the upcoming summer weather are now in progress.

Temperature

McCook's weather in May shows a rise in the average high-temperature, moving up from April's refreshing 62.8°F (17.1°C) to an agreeable 72°F (22.2°C). In May, the temperature drops to an average of 51.3°F (10.7°C) at night.

Humidity

The average relative humidity in May is 62%.

Rainfall

May is the month with the most rainfall. Rain falls for 15.8 days and accumulates 2.6" (66mm) of precipitation.

Snowfall

Months with snowfall in McCook are January through May, October through December. May is the last month it regularly snows. During 0.3 snowfall days, in May, McCook aggregates 0.24" (6mm) of snow. In McCook, during the entire year, snow falls for 23.9 days and aggregates up to 9.88" (251mm) of snow.

Daylight

In May, the average length of the day is 14h and 26min.
On the first day of the month, sunrise is at 6:40 am and sunset at 8:38 pm. On the last day of May, sunrise is at 6:15 am and sunset at 9:05 pm CDT.

Sunshine

The average sunshine in May in McCook is 9.8h.

UV index

In May, the average daily maximum UV index is 5. A UV Index estimate of 3 to 5 represents a medium vulnerability from exposure to the Sun's UV rays for ordinary individuals.
Note: In May, the maximum UV index of 5 translates into these guidelines:
Adopt protective measures - Requirement to safeguard skin and eyes from harm exists. Stay safe from the Sun's strongest UV rays by limiting exposure during midday. For effective sun eye protection, rely on sunglasses certified for UVA and UVB resistance. Remember this! The UV radiation of the Sun can be nearly doubled by the reflective properties of snow.
Updated: Feb 13, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What is the temperature in May in McCook?

The average high-temperature and low-temperature in McCook during May are 72°F (22.2°C) and 51.3°F (10.7°C) respectively.

What is the average humidity in May in McCook?

The average relative humidity in May in McCook is 62%.

What is the rainiest month in McCook?

May is the month with the most rainfall in McCook, Nebraska. Rain falls for 15.8 days and accumulates 2.6" (66mm) of precipitation.

How many days does it rain in May in McCook?

In McCook, in May, it is raining for 15.8 days, with typically 2.6" (66mm) of accumulated precipitation.

What is the last month it snows in McCook?

May is the last month it regularly snows in McCook. During 0.3 snowfall days, in May, McCook aggregates 0.24" (6mm) of snow.

What is the average length of the day in May in McCook?

The average day length in May in McCook is 14h and 26min.

When is the sunrise / sunset in May in McCook?

In May, on the first day of the month, sunrise is at 6:40 am and sunset at 8:38 pm. On the last day of the month, in McCook, sunrise is at 6:15 am and sunset at 9:05 pm CDT.

How many hours of sunshine does McCook have in May?

The average sunshine duration in May is 9.8h.

How high is the UV index in May in McCook?

In McCook, the average daily maximum UV index in May is 5. A UV Index value of 3 to 5 symbolizes a moderate vulnerability from unprotected exposure to UV radiation.
Average humidity
Average rainfall days
Average snowfall
Average snowfall days
Average daylight
Average sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility

Average temperature in May
McCook, NE

Average temperature in May - McCook, NE
  • Average high temperature in May: 72°F

The warmest month (with the highest average high temperature) is July (91.4°F).
The month with the lowest average high temperature is December (39.4°F).

  • Average low temperature in May: 51.3°F

The month with the highest average low temperature is July (68.5°F).
The coldest month (with the lowest average low temperature) is January (23.4°F).

Average pressure in May
McCook, NE

Average pressure in May - McCook, NE
  • Average pressure in May: 29.89"Hg

The month with the highest atmospheric pressure is January (30.15"Hg).
The month with the lowest atmospheric pressure is June (29.83"Hg).

Average wind speed in May
McCook, NE

Average wind speed in May - McCook, NE
  • Average wind speed in May: 10.9mph

The windiest month (with the highest average wind speed) is April (12.2mph).
The calmest month (with the lowest average wind speed) is August (9.6mph).

Average humidity in May
McCook, NE

Average humidity in May - McCook, NE
  • Average humidity in May: 62%

The month with the highest relative humidity is January (68%).
The months with the lowest relative humidity are July and October (54%).

Average rainfall in May
McCook, NE

Average rainfall in May - McCook, NE
  • Average rainfall in May: 2.6"

The wettest month (with the highest rainfall) is May (2.6").
The driest month (with the least rainfall) is January (0.35").

Average rainfall days in May
McCook, NE

Average rainfall days in May - McCook, NE
  • Average rainfall days in May: 15.8 days

The month with the highest number of rainy days is May (15.8 days).
The month with the least rainy days is February (2.1 days).

Average snowfall in May
McCook, NE

Average snowfall in May - McCook, NE
  • Average snowfall in May: 0.24"

The month with the highest snowfall is February (2.13").
The months with the least snowfall are June, July, August and September (0").

Average snowfall days in May
McCook, NE

Average snowfall days in May - McCook, NE
  • Average snowfall days in May: 0.3 days

The month with the highest number of snowfall days is February (6.2 days).
The months with the least snowfall days are June, July, August and September (0 days).

Average daylight in May /
Average sunshine in May
McCook, NE

Average daylight in May / Average sunshine in May - McCook, NE
  • 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: 9h and 5min

The month with the most sunshine is July (Average sunshine: 11h and 24min).
The month with the least sunshine is January (Average sunshine: 6h and 12min).

Average sunshine days in May
McCook, NE

Average sunshine days in May - McCook, NE
  • Average sunshine days in May: 13.7 days

The months with the most sunshine days are January and November (24.3 days).
The month with the least sunshine days is August (13.1 days).

Average UV index in May
McCook, NE

Average UV index in May - McCook, NE
  • Average UV index in May: 5

The month with the highest UV index is June (UV index 7).
The months with the lowest UV index are January, February, November and December (UV index 2).

Average cloud cover in May
McCook, NE

Average cloud cover in May - McCook, NE
  • Average cloud cover in May: 32

The month with the most cloud cover is February (Cloud cover 35).
The month with the least cloud cover is June (Cloud cover 20).

Average visibility in May
McCook, NE

Average visibility in May - McCook, NE
  • 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).

McCook, Nebraska, USA

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