May weather forecast
Kennebec, SD

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Weather in May

May, the last month of the spring in Kennebec, is a comfortable month, with temperature in the range of an average low of 49.3°F (9.6°C) and an average high of 67.8°F (19.9°C).

Temperature

The onset of May brings a rise in the average high-temperature, elevating from a refreshing 56.3°F (13.5°C) in April to a comfortable 67.8°F (19.9°C). Throughout the nights in May, an average low-temperature of 49.3°F (9.6°C) is noted.

Humidity

The average relative humidity in May is 66%.

Rainfall

In May, in Kennebec, the rain falls for 15.3 days. Throughout May, 2.8" (71mm) of precipitation is accumulated. In Kennebec, during the entire year, the rain falls for 107.6 days and collects up to 17.83" (453mm) of precipitation.

Snowfall

In Kennebec, South Dakota, snow does not fall in May through September.

Daylight

In May, the average length of the day in Kennebec is 14h and 46min.
On the first day of the month, sunrise is at 6:29 am and sunset at 8:43 pm. On the last day of May, sunrise is at 5:59 am and sunset at 9:14 pm CDT.

Sunshine

The average sunshine in May is 9.5h.

UV index

In Kennebec, the average daily maximum UV index in May is 5. A UV Index value of 3 to 5 symbolizes a medium health hazard from exposure to the Sun's UV radiation for the ordinary person.
Note: In May, a regular UV index of 5 translates into these guidelines:
Undertake precautions - Obligation exists to protect against skin and eye damage. Being in direct Sun during midday can be harmful due to intense solar radiation; take precautions. Opt for tightly woven and loose clothing to enhance protection from the Sun. Bear in mind! The Sun's UV radiation can nearly double in intensity due to the reflective quality of snow.
Updated: Feb 14, 2024 | Published by: Weather U.S. | About Us / Weather Forecasting / Data Sources

Frequently asked questions

What is the temperature in May in Kennebec?

The average high-temperature and low-temperature during May are 67.8°F (19.9°C) and 49.3°F (9.6°C) respectively.

What is the average humidity in May in Kennebec?

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

How many days does it rain in May in Kennebec?

In Kennebec, South Dakota, in May, it is raining for 15.3 days, with typically 2.8" (71mm) of accumulated precipitation.

When it does not snow in Kennebec?

In Kennebec, South Dakota, snow does not fall in May through September.

Does it snow in Kennebec in May?

In May, it doesn't snow. April is the latest month when it typically snows.

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

In Kennebec, South Dakota, the average day length in May is 14h and 46min.

When is the sunrise / sunset in May in Kennebec?

In May, on the first day of the month, sunrise is at 6:29 am and sunset at 8:43 pm. On the last day of the month, in Kennebec, sunrise is at 5:59 am and sunset at 9:14 pm CDT.

How many hours of sunshine does Kennebec have in May?

The average sunshine duration in May in Kennebec is 9.5h.

How high is the UV index in May in Kennebec?

In Kennebec, the average daily maximum UV index in May is 5. A UV Index of 3 to 5 symbolizes a moderate vulnerability from unsafe exposure to Sun's UV rays.
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
Kennebec, SD

Average temperature in May - Kennebec, SD
  • Average high temperature in May: 67.8°F

The warmest month (with the highest average high temperature) is July (88°F).
The month with the lowest average high temperature is January (26.1°F).

  • Average low temperature in May: 49.3°F

The month with the highest average low temperature is July (66.2°F).
The coldest month (with the lowest average low temperature) is January (12.6°F).

Average pressure in May
Kennebec, SD

Average pressure in May - Kennebec, SD
  • Average pressure in May: 29.91"Hg

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

Average wind speed in May
Kennebec, SD

Average wind speed in May - Kennebec, SD
  • Average wind speed in May: 10.4mph

The windiest month (with the highest average wind speed) is April (11.3mph).
The calmest month (with the lowest average wind speed) is August (9.1mph).

Average humidity in May
Kennebec, SD

Average humidity in May - Kennebec, SD
  • Average humidity in May: 66%

The month with the highest relative humidity is January (86%).
The month with the lowest relative humidity is September (58%).

Average rainfall in May
Kennebec, SD

Average rainfall in May - Kennebec, SD
  • Average rainfall in May: 2.8"

The wettest month (with the highest rainfall) is June (3.03").
The driest month (with the least rainfall) is November (0.55").

Average rainfall days in May
Kennebec, SD

Average rainfall days in May - Kennebec, SD
  • Average rainfall days in May: 15.3 days

The month with the highest number of rainy days is May (15.3 days).
The month with the least rainy days is February (3.3 days).

Average snowfall in May
Kennebec, SD

Average snowfall in May - Kennebec, SD
  • Average snowfall in May: 0"

The month with the highest snowfall is February (3.66").
The months with the least snowfall are May, June, July, August and September (0").

Average snowfall days in May
Kennebec, SD

Average snowfall days in May - Kennebec, SD
  • Average snowfall days in May: 0.1 days

The months with the highest number of snowfall days are January and February (11.7 days).
The months with the least snowfall days are June, July, August and September (0 days).

Average daylight in May /
Average sunshine in May
Kennebec, SD

Average daylight in May / Average sunshine in May - Kennebec, SD
  • Average daylight in May: 14h and 5min

The month with the longest days is June (Average daylight: 15h and 24min).
The month with the shortest days is December (Average daylight: 9h and 0min).

  • Average sunshine in May: 9h and 3min

The month with the most sunshine is July (Average sunshine: 11h and 24min).
The month with the least sunshine is January (Average sunshine: 4h and 42min).

Average sunshine days in May
Kennebec, SD

Average sunshine days in May - Kennebec, SD
  • Average sunshine days in May: 12.1 days

The month with the most sunshine days is November (20.7 days).
The month with the least sunshine days is April (11.8 days).

Average UV index in May
Kennebec, SD

Average UV index in May - Kennebec, SD
  • Average UV index in May: 5

The months with the highest UV index are June, July and August (UV index 6).
The month with the lowest UV index is February (UV index 1).

Average cloud cover in May
Kennebec, SD

Average cloud cover in May - Kennebec, SD
  • Average cloud cover in May: 36

The month with the most cloud cover is January (Cloud cover 49).
The month with the least cloud cover is August (Cloud cover 20).

Average visibility in May
Kennebec, SD

Average visibility in May - Kennebec, SD
  • Average visibility in May: 6mi

The months with the highest visibility are February, March, April, May, June, July, August, September, October, November and December (6mi).
The month with the lowest visibility is January (5mi).

Kennebec, South Dakota, USA

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