May weather forecast
Stillwater, KY

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Weather in May

The last month of the spring, May, is a moderately hot month in Stillwater, Kentucky, with temperature in the range of an average low of 55°F (12.8°C) and an average high of 76.1°F (24.5°C).

Temperature

With the arrival of May, the average high-temperature transitions from a comfortable 66.2°F (19°C) in April to a warm 76.1°F (24.5°C). Throughout May, Stillwater records an average temperature of 55°F (12.8°C) at night.

Humidity

In Stillwater, the average relative humidity in May is 77%.

Rainfall

In May, the rain falls for 18.7 days. Throughout May, 3.46" (88mm) of precipitation is accumulated. Throughout the year, in Stillwater, there are 178 rainfall days, and 35.47" (901mm) of precipitation is accumulated.

Snowfall

In Stillwater, snow does not fall in May through September.

Daylight

In May, the average length of the day is 14h and 13min.
On the first day of May, sunrise is at 6:37 am and sunset at 8:24 pm. On the last day of the month, sunrise is at 6:13 am and sunset at 8:49 pm EDT.

Sunshine

In May, the average sunshine in Stillwater is 9.4h.

UV index

May through August, with an average maximum UV index of 6, are months with the highest UV index. A UV Index of 6 to 7 symbolizes a high health hazard from unsafe exposure to UV radiation for ordinary individuals.
Note: The average daily UV index of 6 in May transforms into the following instructions:
Take precautions and adopt sun safety practices. Protection against sunburn is obliged. Stay in the shade and limit sun exposure from 10 a.m. to 4 p.m., when UV radiation is most potent. Keep in mind that shade structures like parasols or canopies do not offer full protection. On sunny days, it's ideal to wear sunglasses that filter out UVA and UVB rays.
Updated: Jul 12, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What is the usual temperature for Stillwater in May?

During May, Stillwater experiences an average high-temperature of 76.1°F (24.5°C) and a low-temperature of 55°F (12.8°C).

What is the average humidity in May?

The average relative humidity in May is 77%.

How many days does it rain in May?

In Stillwater, Kentucky, in May, during 18.7 rainfall days, 3.46" (88mm) of precipitation is typically accumulated.

When it does not snow?

In Stillwater, snow does not fall in May through September.

Does it snow in May?

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

What is the average length of the day in May?

In May, the average day length is 14h and 13min.

What time are sunrise and sunset in May?

On the first day of May, sunrise is at 6:37 am and sunset at 8:24 pm. On the last day of the month, sunrise is at 6:13 am and sunset at 8:49 pm EDT.

How long on average sun shines in May?

The average sunshine duration in May is 9.4h.

What is the month with the highest UV index?

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

What is the UV index intensity in May?

The average daily maximum UV index in May is 6. A UV Index reading of 6 to 7 represents a high health vulnerability from unprotected exposure to 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
Stillwater, KY

Average temperature in May - Stillwater, KY
  • Average high temperature in May: 76.1°F

The warmest month (with the highest average high temperature) is July (86.7°F).
The month with the lowest average high temperature is January (40.3°F).

  • Average low temperature in May: 55°F

The month with the highest average low temperature is July (64.2°F).
The coldest month (with the lowest average low temperature) is January (27°F).

Average pressure in May
Stillwater, KY

Average pressure in May - Stillwater, KY
  • Average pressure in May: 30.01"Hg

The months with the highest atmospheric pressure are January and November (30.16"Hg).
The month with the lowest atmospheric pressure is June (29.98"Hg).

Average wind speed in May
Stillwater, KY

Average wind speed in May - Stillwater, KY
  • Average wind speed in May: 5.8mph

The windiest months (with the highest average wind speed) are January and February (6.9mph).
The calmest month (with the lowest average wind speed) is August (4.3mph).

Average humidity in May
Stillwater, KY

Average humidity in May - Stillwater, KY
  • Average humidity in May: 77%

The month with the highest relative humidity is February (80%).
The months with the lowest relative humidity are August and November (74%).

Average rainfall in May
Stillwater, KY

Average rainfall in May - Stillwater, KY
  • Average rainfall in May: 3.46"

The wettest month (with the highest rainfall) is February (3.9").
The driest month (with the least rainfall) is September (1.93").

Average rainfall days in May
Stillwater, KY

Average rainfall days in May - Stillwater, KY
  • Average rainfall days in May: 18.7 days

The month with the highest number of rainy days is May (18.7 days).
The month with the least rainy days is November (11.5 days).

Average snowfall in May
Stillwater, KY

Average snowfall in May - Stillwater, KY
  • Average snowfall in May: 0"

The month with the highest snowfall is February (4.8").
The months with the least snowfall are May, June, July, August and September (0").

Average snowfall days in May
Stillwater, KY

Average snowfall days in May - Stillwater, KY
  • Average snowfall days in May: 0 days

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

Average daylight in May /
Average sunshine in May
Stillwater, KY

Average daylight in May / Average sunshine in May - Stillwater, KY
  • Average daylight in May: 14h and 1min

The month with the longest days is June (Average daylight: 14h and 42min).
The month with the shortest days is December (Average daylight: 9h and 36min).

  • Average sunshine in May: 9h and 2min

The months with the most sunshine are June and August (Average sunshine: 10h and 6min).
The month with the least sunshine is January (Average sunshine: 4h and 6min).

Average sunshine days in May
Stillwater, KY

Average sunshine days in May - Stillwater, KY
  • Average sunshine days in May: 10.4 days

The month with the most sunshine days is October (15.8 days).
The month with the least sunshine days is February (9 days).

Average UV index in May
Stillwater, KY

Average UV index in May - Stillwater, KY
  • 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 and December (UV index 2).

Average cloud cover in May
Stillwater, KY

Average cloud cover in May - Stillwater, KY
  • Average cloud cover in May: 41

The months with the most cloud cover are January and February (Cloud cover 58).
The month with the least cloud cover is August (Cloud cover 31).

Average visibility in May
Stillwater, KY

Average visibility in May - Stillwater, KY
  • Average visibility in May: 5mi

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

Stillwater, Kentucky, USA

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