May weather forecast
Effingham, KS

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Weather in May

May, the last month of the spring in Effingham, is a pleasant month, with an average temperature ranging between max 72.5°F (22.5°C) and min 55.4°F (13°C).

Temperature

May witnesses a subtle temperature ascent, adjusting from a refreshing 63.9°F (17.7°C) in April to an agreeable 72.5°F (22.5°C). Effingham records an average temperature drop to a mild 55.4°F (13°C) in May.

Humidity

The months with the highest humidity are May and June, with an average relative humidity of 78%.

Rainfall

May is the month with the most rainfall. Rain falls for 15.9 days and accumulates 3.58" (91mm) of precipitation.

Snowfall

January through May, October through December are months with snowfall. May is the last month it regularly snows. During 0.1 snowfall days, in May, Effingham aggregates 0.04" (1mm) of snow. In Effingham, during the entire year, snow falls for 19.9 days and aggregates up to 7.87" (200mm) of snow.

Daylight

The average length of the day in May is 14h and 22min.
On the first day of the month, sunrise is at 6:21 am and sunset at 8:15 pm. On the last day of May, sunrise is at 5:56 am and sunset at 8:42 pm CDT.

Sunshine

The average sunshine in May is 8.6h.

UV index

May through August, with an average maximum UV index of 6, are months with the highest UV index. A UV Index value of 6 to 7 symbolizes a high health vulnerability from unsafe exposure to UV radiation for the ordinary person.
Note: A daily maximum UV index of 6 in May translates into the following instructions:
Embrace precautions and observe sun safety norms. Evasion of sunburn is a necessity. Seek shade and limit direct Sun exposure between 10 a.m. and 4 p.m., when UV radiation is at its peak, but be aware that not all shade structures provide complete sun protection. In bright sunlight, prioritize sunglasses that grant protection from UVA and UVB radiation. Heed this! Snow reflection can almost augment the UV radiation of the sun by double.
Updated: Aug 16, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What is the temperature in May in Effingham?

The average high-temperature, in May, in Effingham, is 72.5°F (22.5°C), while the average low-temperature is 55.4°F (13°C).

What are the most humid months?

The months with the highest humidity are May and June, with an average relative humidity of 78%.

What is the average humidity in May?

In May, the average relative humidity is 78%.

What is the rainiest month?

May is the month with the most rainfall. Rain falls for 15.9 days and accumulates 3.58" (91mm) of precipitation.

How much does it rain in May?

In Effingham, Kansas, in May, during 15.9 rainfall days, 3.58" (91mm) of precipitation is typically accumulated.

What is the last month it snows?

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

What is the average length of the day in May?

The average day length in May is 14h and 22min.

What time are sunrise and sunset in May?

On the first day of May, sunrise is at 6:21 am and sunset at 8:15 pm. On the last day of the month, sunrise is at 5:56 am and sunset at 8:42 pm CDT.

How many hours of sunshine does Effingham have in May?

In Effingham, Kansas, the average sunshine duration in May is 8.6h.

What are the months with the highest UV index?

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

What is the UV index intensity in May?

In May, the average daily maximum UV index is 6. A UV Index estimate of 6 to 7 represents a high hazard to health from exposure to the Sun's 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
Effingham, KS

Average temperature in May - Effingham, KS
  • Average high temperature in May: 72.5°F

The warmest month (with the highest average high temperature) is July (86.4°F).
The month with the lowest average high temperature is January (36°F).

  • Average low temperature in May: 55.4°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 (21.2°F).

Average pressure in May
Effingham, KS

Average pressure in May - Effingham, KS
  • Average pressure in May: 29.92"Hg

The month with the highest atmospheric pressure is January (30.16"Hg).
The month with the lowest atmospheric pressure is June (29.88"Hg).

Average wind speed in May
Effingham, KS

Average wind speed in May - Effingham, KS
  • Average wind speed in May: 8.4mph

The windiest month (with the highest average wind speed) is March (10.1mph).
The calmest months (with the lowest average wind speed) are July and August (6.6mph).

Average humidity in May
Effingham, KS

Average humidity in May - Effingham, KS
  • Average humidity in May: 78%

The months with the highest relative humidity are May and June (78%).
The months with the lowest relative humidity are October and November (69%).

Average rainfall in May
Effingham, KS

Average rainfall in May - Effingham, KS
  • Average rainfall in May: 3.58"

The wettest month (with the highest rainfall) is May (3.58").
The driest month (with the least rainfall) is January (0.79").

Average rainfall days in May
Effingham, KS

Average rainfall days in May - Effingham, KS
  • Average rainfall days in May: 15.9 days

The month with the highest number of rainy days is May (15.9 days).
The month with the least rainy days is January (3.7 days).

Average snowfall in May
Effingham, KS

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

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

Average snowfall days in May
Effingham, KS

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

The month with the highest number of snowfall days is February (5.7 days).
The months with the least snowfall days are June, July, August and September (0 days).

Average daylight in May /
Average sunshine in May
Effingham, KS

Average daylight in May / Average sunshine in May - Effingham, KS
  • Average daylight in May: 14h and 2min

The month with the longest days is June (Average daylight: 14h and 54min).
The month with the shortest days is December (Average daylight: 9h and 24min).

  • Average sunshine in May: 8h and 4min

The months with the most sunshine are June and July (Average sunshine: 10h and 18min).
The month with the least sunshine is January (Average sunshine: 5h and 6min).

Average sunshine days in May
Effingham, KS

Average sunshine days in May - Effingham, KS
  • Average sunshine days in May: 13.2 days

The month with the most sunshine days is December (22.4 days).
The month with the least sunshine days is June (12.6 days).

Average UV index in May
Effingham, KS

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

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

Average cloud cover in May
Effingham, KS

Average cloud cover in May - Effingham, KS
  • Average cloud cover in May: 40

The month with the most cloud cover is March (Cloud cover 46).
The months with the least cloud cover are July and August (Cloud cover 27).

Average visibility in May
Effingham, KS

Average visibility in May - Effingham, KS
  • 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).

Effingham, Kansas, USA

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