May weather forecast and climate
Willow Island, NE

Weather in May

May, the last month of the spring, in Willow Island, is a pleasant month, with average temperature ranging between max 69.3°F (20.7°C) and min 50°F (10°C).

Temperature

In May, the average high-temperature marginally rises, from a mild 60.4°F (15.8°C) in April, to an agreeable 69.3°F (20.7°C). In Willow Island, in May, the average low-temperature is 50°F (10°C).

Humidity

The average relative humidity in Willow Island is 66%.

Rainfall

The month with the most rainfall in Willow Island is May when the rain falls for 16.7 days and typically aggregates up to 2.83" (72mm) of precipitation.

Snowfall

January through May, October through December are months with snowfall in Willow Island. May is the last month it regularly snows. During 0.3 snowfall days, Willow Island aggregates 0.2" (5mm) of snow. Throughout the year, there are 29.8 snowfall days, and 13.15" (334mm) of snow is accumulated.

Daylight

In May, the average length of the day is 14.5h.

Sunshine

In Willow Island, the average sunshine in May is 9.5h.

UV index

The average daily maximum UV index in Willow Island, Nebraska, is 5. A UV Index value of 3 to 5 symbolizes a moderate health risk from the exposure to the Sun's UV radiation for ordinary individuals.
Note: In May, the average maximum UV index of 5 translate into the following recommendations:
Take precautions - Protection against sun damage is advised. The solar radiation is most powerful near the mid-day, so the exposure to the direct Sun should be reduced accordingly. Sun-protective clothing, a long-sleeved shirt and pants, a wide-brimmed hat, and UVA and UVB-blocking sunglasses are particularly helpful in blocking UV radiation's harmful effects. Caution! The reflection of snow can nearly double the intensity of the Sun's UV radiation.
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FAQ

What is the temperature in May in Willow Island?

The average high-temperature, in May, is 69.3°F (20.7°C), while the average low-temperature is 50°F (10°C).

What is the average humidity in May in Willow Island?

In May, the average relative humidity in Willow Island is 66%.

How much does it rain in Willow Island in May?

In Willow Island, during May, the rain falls for 16.7 days and regularly aggregates up to 2.83" (72mm) of precipitation.

What is the rainiest month in Willow Island?

The month with the most rainfall in Willow Island is May when the rain falls for 16.7 days and typically aggregates up to 2.83" (72mm) of precipitation.

What is the last month it snows in Willow Island?

May is the last month it regularly snows in Willow Island. During 0.3 snowfall days, in May, Willow Island aggregates 0.2" (5mm) of snow.

What is the average length of the day in May in Willow Island?

The average length of the day in May in Willow Island is 14.5h.

How long on average sun shines in May in Willow Island?

In Willow Island, Nebraska, the average sunshine in May is 9.5h.

What is the UV index intensity in May in Willow Island?

The average daily maximum UV index in May in Willow Island, Nebraska, is 5. A UV Index estimate of 3 to 5 represents a medium health risk from unprotected exposure to the UV radiation.

Average temperature in May
Willow Island, NE

Average temperature in May - Willow Island, NE
  • Average high temperature in May: 69.3°F

The warmest month (with the highest average high temperature) is July (87.8°F).
The month with the lowest average high temperature is January (36°F).

  • Average low temperature in May: 50°F

The month with the highest average low temperature is July (65.3°F).
The coldest month (with the lowest average low temperature) is January (21°F).

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Average pressure in May
Willow Island, NE

Average pressure in May - Willow Island, NE
  • Average pressure in May: 29.91"

The month with the highest atmospheric pressure is January (30.16").
The month with the lowest atmospheric pressure is June (29.84").

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Average wind speed in May
Willow Island, NE

Average wind speed in May - Willow Island, NE
  • Average wind speed in May: 10.7mph

The windiest month (with the highest average wind speed) is April (12.3mph).
The calmest month (with the lowest average wind speed) is July (9.2mph).

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Average humidity in May
Willow Island, NE

Average humidity in May - Willow Island, NE
  • Average humidity in May: 66%

The month with the highest relative humidity is January (74%).
The month with the lowest relative humidity is October (58%).

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Average rainfall in May
Willow Island, NE

Average rainfall in May - Willow Island, NE
  • Average rainfall in May: 2.83"

The wettest month (with the highest rainfall) is May (2.83").
The driest month (with the least rainfall) is January (0.39").

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Average rainfall days in May
Willow Island, NE

Average rainfall days in May - Willow Island, NE
  • Average rainfall days in May: 16.7 days

The month with the highest number of rainy days is May (16.7 days).
The month with the least rainy days is February (3.3 days).

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Average snowfall in May
Willow Island, NE

Average snowfall in May - Willow Island, NE
  • Average snowfall in May: 0.2"

The month with the highest snowfall is February (2.95").
Months with the least snowfall are June, July, August and September (0").

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Average snowfall days in May
Willow Island, NE

Average snowfall days in May - Willow Island, NE
  • Average snowfall days in May: 0.3 days

Months with the highest number of snowfall days are February and December (6.5 days).
Months with the least snowfall days are June, July, August and September (0 days).

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Average daylight in May /
Average sunshine in May
Willow Island, NE

Average daylight in May / Average sunshine in May - Willow Island, NE
  • Average daylight in May: 14.5h

The month with the longest days is June (Average daylight: 15.1h).
The month with the shortest days is December (Average daylight: 9.3h).

  • Average sunshine in May: 9.5h

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

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Average sunshine days in May
Willow Island, NE

Average sunshine days in May - Willow Island, NE
  • Average sunshine days in May: 12.4 days

The month with the most sunshine days is November (22.9 days).
The month with the least sunshine days is June (11.8 days).

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Average UV index in May
Willow Island, NE

Average UV index in May - Willow Island, NE
  • Average UV index in May: 5

Months with the highest UV index are June, July and August (UV index 6).
Months with the lowest UV index are January, February, November and December (UV index 2).

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Average cloud cover in May
Willow Island, NE

Average cloud cover in May - Willow Island, NE
  • Average cloud cover in May: 35

The month with the most cloud cover is February (Cloud cover 38).
The month with the least cloud cover is September (Cloud cover 22).

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Average visibility in May
Willow Island, NE

Average visibility in May - Willow Island, NE
  • Average visibility in May: 6mi

Months with the highest visibility are January, February, March, April, May, June, July, August, September, October, November and December (6mi).
Months with the lowest visibility are January, February, March, April, May, June, July, August, September, October, November and December (6mi).

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