May weather forecast and climate
Willis, KS

The last month of the spring, May, is a pleasant month in Willis, Kansas, with average temperature fluctuating between 55.2°F (12.9°C) and 72.5°F (22.5°C).

Temperature

In Willis, the average high-temperature in May marginally rises, from a comfortable 63.7°F (17.6°C) in April, to a pleasant 72.5°F (22.5°C). In Willis, in May, the average low-temperature is 55.2°F (12.9°C).

Humidity

In Willis, the average relative humidity in May is 76%.

Rainfall

May is the month with the most rainfall. Rain falls for 16 days and accumulates 3.82" (97mm) of precipitation.

Snowfall

Months with snowfall are January through May, October through December. May is the last month it regularly snows. During 0.1 snowfall days, in May, Willis aggregates 0.04" (1mm) of snow. In Willis, Kansas, during the entire year, snow falls for 22.1 days, and aggregates up to 8.62" (219mm) of snow.

Daylight

In Willis, Kansas, the average length of the day in May is 14.4h.

Sunshine

In May, the average sunshine in Willis is 8.8h.

UV index

Months with the highest UV index are May through August, with an average maximum UV index of 6. A UV Index value of 6 to 7 symbolizes a high health vulnerability from unprotected exposure to the Sun's UV rays for ordinary individuals.
Note: The daily maximum UV index of 6 interpret into the following advice:
Take precautions against overexposure. Protection against sun damage is needed. The Sun's UV radiation is most powerful between 10 a.m. and 4 p.m. To the extent possible, limit exposure to the direct sun during these hours. On bright days sunglasses that block both UVA and UVB rays should be worn. A hat with a wide brim is extremely helpful, as it can prevent roughly 50% of UV radiation from reaching the eyes. Caution! The reflection of snow can nearly double the intensity of the Sun's UV radiation.

What is the temperature in May in Willis?

In Willis, Kansas, in May, the average high-temperature is 72.5°F (22.5°C), and the average low-temperature is 55.2°F (12.9°C).

What is the average humidity in May in Willis?

In Willis, the average relative humidity in May is 76%.

How many days does it rain in May in Willis?

In May, the rain falls for 16 days. Throughout May, 3.82" (97mm) of precipitation is accumulated.

What is the rainiest month in Willis?

May is the month with the most rainfall. Rain falls for 16 days and accumulates 3.82" (97mm) of precipitation.

What is the last month it snows in Willis?

May is the last month it regularly snows in Willis, Kansas. During 0.1 snowfall days, in May, Willis aggregates 0.04" (1mm) of snow.

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

In Willis, Kansas, the average length of the day in May is 14.4h.

How many hours of sunshine does Willis have in May?

In Willis, Kansas, the average sunshine in May is 8.8h.

When is the highest UV index in Willis?

May through August, with an average maximum UV index of 6, are months with the highest UV index.

What is the UV index reading in May in Willis?

The average daily maximum UV index in May in Willis, Kansas, is 6. A UV Index estimate of 6 to 7 represents a high health vulnerability from the exposure to the Sun's UV radiation.
Average temperature in May - Willis, KS
  • Average high temperature in May: 72.5°F

The warmest month (with the highest average high temperature) is July (86.2°F).
The month with the lowest average high temperature is January (35.2°F).

  • Average low temperature in May: 55.2°F

The month with the highest average low temperature is July (68.2°F).
The coldest month (with the lowest average low temperature) is January (20.7°F).

Average pressure in May - Willis, KS
  • Average pressure in May: 29.92"

The month with the highest atmospheric pressure is January (30.16").
The month with the lowest atmospheric pressure is June (29.87").

Average wind speed in May - Willis, KS
  • Average wind speed in May: 8.6mph

The windiest months (with the highest average wind speed) are March and April (10.3mph).
The calmest months (with the lowest average wind speed) are July and August (6.9mph).

Average humidity in May - Willis, KS
  • Average humidity in May: 76%

The month with the highest relative humidity is June (77%).
The month with the lowest relative humidity is October (67%).

Average rainfall in May - Willis, KS
  • Average rainfall in May: 3.82"

The wettest month (with the highest rainfall) is May (3.82").
The driest month (with the least rainfall) is February (0.71").

Average rainfall days in May - Willis, KS
  • Average rainfall days in May: 16 days

The month with the highest number of rainy days is May (16 days).
The month with the least rainy days is January (4.2 days).

Average snowfall in May - Willis, KS
  • Average snowfall in May: 0.04"

The month with the highest snowfall is January (2.56").
Months with the least snowfall are June, July, August and September (0").

Average snowfall days in May - Willis, KS
  • Average snowfall days in May: 0.1 days

The month with the highest number of snowfall days is January (6.3 days).
Months with the least snowfall days are June, July, August and September (0 days).

Average daylight in May / Average sunshine in May - Willis, KS
  • Average daylight in May: 14.4h

The month with the longest days is June (Average daylight: 15h).
The month with the shortest days is December (Average daylight: 9.4h).

  • Average sunshine in May: 8.8h

Months with the most sunshine are June and July (Average sunshine: 10.4h).
The month with the least sunshine is January (Average sunshine: 5.2h).

Average sunshine days in May - Willis, KS
  • Average sunshine days in May: 12.8 days

The month with the most sunshine days is December (21.5 days).
The month with the least sunshine days is May (12.8 days).

Average UV index in May - Willis, KS
  • Average UV index in May: 6

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

Average cloud cover in May - Willis, KS
  • Average cloud cover in May: 39

The month with the most cloud cover is March (Cloud cover 46).
The month with the least cloud cover is July (Cloud cover 26).

Average visibility in May - Willis, KS
  • 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).