May weather forecast
Saint Marys, KS

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Weather in May

The last month of the spring, May, is an agreeable month in Saint Marys, Kansas, with an average temperature varying between 55.4°F (13°C) and 73°F (22.8°C).

Temperature

With the onset of May, Saint Marys's average high-temperature experiences a slight rise, moving from April's refreshing 64.4°F (18°C) to an agreeable 73°F (22.8°C). During May, the average low-temperature is a refreshing 55.4°F (13°C).

Humidity

The months with the highest humidity in Saint Marys are May and June, with an average relative humidity of 76%.

Rainfall

The month with the most rainfall is May, when the rain falls for 15.2 days and typically aggregates up to 3.19" (81mm) of precipitation.

Snowfall

In Saint Marys, snow does not fall in May through September.

Daylight

In May, the average length of the day in Saint Marys is 14h and 20min.
On the first day of May, sunrise is at 6:24 am and sunset at 8:17 pm. On the last day of the month, sunrise is at 5:59 am and sunset at 8:44 pm CDT.

Sunshine

The average sunshine in May in Saint Marys is 9h.

UV index

The average daily maximum UV index in May is 6. A UV Index of 6 to 7 symbolizes a high health vulnerability from unsafe exposure to UV radiation for average individuals.
Note: A maximum high daily UV index of 6 during May translates into the following directions:
Avoid overexposure. Fair-skinned individuals can burn in under 20 minutes. The Sun's UV radiation is most potent between 10 a.m. and 4 p.m. Try to limit direct exposure to the Sun during this period. Safeguard your eyes, ears, and face from sun rays with the aid of a wide-brim hat.
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Frequently asked questions

What is the average May temperature in Saint Marys?

In May, in Saint Marys, the average high-temperature is 73°F (22.8°C), and the average low-temperature is 55.4°F (13°C).

What are the most humid months in Saint Marys?

May and June, with an average relative humidity of 76%, are most humid months.

What is the average humidity in May in Saint Marys?

In May, the average relative humidity is 76%.

What is the rainiest month in Saint Marys?

May is the month with the most rainfall in Saint Marys. Rain falls for 15.2 days and accumulates 3.19" (81mm) of precipitation.

How much does it rain in Saint Marys in May?

In Saint Marys, Kansas, in May, during 15.2 rainfall days, 3.19" (81mm) of precipitation is typically accumulated.

When it does not snow in Saint Marys?

May through September are months without snowfall in Saint Marys, Kansas.

Does it snow in Saint Marys in May?

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

How many hours of daylight does Saint Marys have in May?

In May, the average day length is 14h and 20min.

When are sunrise and sunset in May in Saint Marys?

In May, on the first day of the month, sunrise is at 6:24 am and sunset at 8:17 pm. On the last day of the month, in Saint Marys, Kansas, sunrise is at 5:59 am and sunset at 8:44 pm CDT.

How many hours of sunshine does Saint Marys have in May?

In May, the average sunshine duration in Saint Marys is 9h.

What is the UV index reading in May in Saint Marys?

In May, the average daily maximum UV index in Saint Marys is 6. A UV Index of 6 to 7 symbolizes a high hazard to health from 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
Saint Marys, KS

Average temperature in May - Saint Marys, KS
  • Average high temperature in May: 73°F

The warmest month (with the highest average high temperature) is July (88°F).
The month with the lowest average high temperature is January (37.4°F).

  • Average low temperature in May: 55.4°F

The month with the highest average low temperature is July (68.7°F).
The coldest month (with the lowest average low temperature) is January (22.5°F).

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Average pressure in May
Saint Marys, KS

Average pressure in May - Saint Marys, KS
  • 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 (29.86"Hg).

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Average wind speed in May
Saint Marys, KS

Average wind speed in May - Saint Marys, KS
  • Average wind speed in May: 9.4mph

The windiest month (with the highest average wind speed) is April (11.1mph).
The calmest month (with the lowest average wind speed) is July (7.6mph).

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Average humidity in May
Saint Marys, KS

Average humidity in May - Saint Marys, KS
  • Average humidity in May: 76%

The months with the highest relative humidity are May and June (76%).
The month with the lowest relative humidity is October (66%).

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Average rainfall in May
Saint Marys, KS

Average rainfall in May - Saint Marys, KS
  • Average rainfall in May: 3.19"

The wettest month (with the highest rainfall) is May (3.19").
The driest months (with the least rainfall) are January and December (0.55").

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Average rainfall days in May
Saint Marys, KS

Average rainfall days in May - Saint Marys, KS
  • Average rainfall days in May: 15.2 days

The month with the highest number of rainy days is May (15.2 days).
The month with the least rainy days is January (3.5 days).

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Average snowfall in May
Saint Marys, KS

Average snowfall in May - Saint Marys, KS
  • Average snowfall in May: 0"

The month with the highest snowfall is February (1.77").
The months with the least snowfall are May, June, July, August and September (0").

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Average snowfall days in May
Saint Marys, KS

Average snowfall days in May - Saint Marys, KS
  • Average snowfall days in May: 0 days

The month with the highest number of snowfall days is February (4.9 days).
The months with the least snowfall days are May, June, July, August and September (0 days).

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Average daylight in May /
Average sunshine in May
Saint Marys, KS

Average daylight in May / Average sunshine in May - Saint Marys, 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 30min).

  • Average sunshine in May: 9h and 0min

The months with the most sunshine are June and July (Average sunshine: 10h and 42min).
The months with the least sunshine are January and December (Average sunshine: 5h and 36min).

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Average sunshine days in May
Saint Marys, KS

Average sunshine days in May - Saint Marys, KS
  • Average sunshine days in May: 13.4 days

The month with the most sunshine days is December (23.6 days).
The month with the least sunshine days is May (13.4 days).

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Average UV index in May
Saint Marys, KS

Average UV index in May - Saint Marys, KS
  • Average UV index in May: 6

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).

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Average cloud cover in May
Saint Marys, KS

Average cloud cover in May - Saint Marys, KS
  • Average cloud cover in May: 38

The month with the most cloud cover is March (Cloud cover 43).
The month with the least cloud cover is July (Cloud cover 24).

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Average visibility in May
Saint Marys, KS

Average visibility in May - Saint Marys, 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).

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Saint Marys, Kansas, USA

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