May weather forecast
Olympia, KY

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Weather in May

May, the last month of the spring in Olympia, is a moderately hot month, with an average temperature fluctuating between 55.2°F (12.9°C) and 75°F (23.9°C).

Temperature

Olympia's weather in May presents a rise in the average high-temperature, moving from a comfortable 65.1°F (18.4°C) in April to a moderately hot 75°F (23.9°C). During the month of May, Olympia experiences a steady low-temperature average of 55.2°F (12.9°C).

Humidity

The average relative humidity in May is 79%.

Rainfall

May is the month with the most rainfall in Olympia. Rain falls for 18.3 days and accumulates 3.58" (91mm) of precipitation.

Snowfall

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

Daylight

In Olympia, the average length of the day in May is 14h and 15min.
On the first day of the month, sunrise is at 6:37 am and sunset at 8:26 pm. On the last day of May, in Olympia, sunrise is at 6:13 am and sunset at 8:51 pm EDT.

Sunshine

The average sunshine in May is 9.1h.

UV index

May through August, with an average maximum UV index of 6, are months with the highest UV index in Olympia. A UV Index value of 6 to 7 symbolizes a high health vulnerability from exposure to the Sun's UV radiation for average individuals.
Note: The average daily UV index of 6 in May transforms into the following instructions:
Apply measures and align with sun safety principles. Safeguarding against skin and eye injury is pivotal. Remember that the sun's UV radiation is strongest between 10 a.m. and 4 p.m. Make an effort to avoid direct sun exposure during these hours. A wide-brimmed hat is a shield, deflecting up to 50% of harmful UV radiation from eyes. Beware! The strength of the UV rays is increased nearly double-fold by the reflection of the snow.
Updated: Feb 12, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What are May temperatures in Olympia?

The high-temperature, in May, in Olympia, records 75°F (23.9°C), while the low-temperature is 55.2°F (12.9°C).

What is the average humidity in May in Olympia?

In May, the average relative humidity is 79%.

What is the wettest month in Olympia?

May is the month with the most rainfall in Olympia. Rain falls for 18.3 days and accumulates 3.58" (91mm) of precipitation.

How many days does it rain in May in Olympia?

In Olympia, Kentucky, in May, during 18.3 rainfall days, 3.58" (91mm) of precipitation is typically accumulated.

When it does not snow in Olympia?

May through September are months without snowfall.

Does it snow in Olympia in May?

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

How many hours of daylight does Olympia have in May?

The average day length in May is 14h and 15min.

What time are sunrise and sunset in May in Olympia?

In May, on the first day of the month, sunrise is at 6:37 am and sunset at 8:26 pm. On the last day of the month, in Olympia, sunrise is at 6:13 am and sunset at 8:51 pm EDT.

How long on average sun shines in May in Olympia?

In Olympia, the average sunshine duration in May is 9.1h.

What are the months with the highest UV index in Olympia?

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

How high is the UV index in May in Olympia?

In May, the average daily maximum UV index in Olympia is 6. A UV Index of 6 to 7 symbolizes a high health risk 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
Olympia, KY

Average temperature in May - Olympia, KY
  • Average high temperature in May: 75°F

The warmest month (with the highest average high temperature) is July (85.5°F).
The month with the lowest average high temperature is January (38.8°F).

  • Average low temperature in May: 55.2°F

The month with the highest average low temperature is July (64.9°F).
The coldest month (with the lowest average low temperature) is January (25.7°F).

Average pressure in May
Olympia, KY

Average pressure in May - Olympia, KY
  • Average pressure in May: 30"Hg

The months with the highest atmospheric pressure are January and November (30.15"Hg).
The month with the lowest atmospheric pressure is June (29.96"Hg).

Average wind speed in May
Olympia, KY

Average wind speed in May - Olympia, KY
  • Average wind speed in May: 6.5mph

The windiest month (with the highest average wind speed) is January (8.1mph).
The calmest month (with the lowest average wind speed) is August (4.9mph).

Average humidity in May
Olympia, KY

Average humidity in May - Olympia, KY
  • Average humidity in May: 79%

The month with the highest relative humidity is February (81%).
The month with the lowest relative humidity is August (75%).

Average rainfall in May
Olympia, KY

Average rainfall in May - Olympia, KY
  • Average rainfall in May: 3.58"

The wettest month (with the highest rainfall) is May (3.58").
The driest months (with the least rainfall) are September and October (2.05").

Average rainfall days in May
Olympia, KY

Average rainfall days in May - Olympia, KY
  • Average rainfall days in May: 18.3 days

The month with the highest number of rainy days is July (18.8 days).
The month with the least rainy days is November (10.6 days).

Average snowfall in May
Olympia, KY

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

The month with the highest snowfall is January (2.72").
The months with the least snowfall are May, June, July, August and September (0").

Average snowfall days in May
Olympia, KY

Average snowfall days in May - Olympia, KY
  • Average snowfall days in May: 0.1 days

The month with the highest number of snowfall days is January (10.1 days).
The months with the least snowfall days are June, July, August and September (0 days).

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

Average daylight in May / Average sunshine in May - Olympia, KY
  • Average daylight in May: 14h and 2min

The month with the longest days is June (Average daylight: 14h and 48min).
The month with the shortest days is December (Average daylight: 9h and 36min).

  • Average sunshine in May: 9h and 1min

The month with the most sunshine is June (Average sunshine: 10h and 12min).
The month with the least sunshine is January (Average sunshine: 4h and 0min).

Average sunshine days in May
Olympia, KY

Average sunshine days in May - Olympia, KY
  • Average sunshine days in May: 10.3 days

The month with the most sunshine days is November (16.5 days).
The month with the least sunshine days is February (9.4 days).

Average UV index in May
Olympia, KY

Average UV index in May - Olympia, 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, November and December (UV index 2).

Average cloud cover in May
Olympia, KY

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

The month with the most cloud cover is January (Cloud cover 59).
The month with the least cloud cover is August (Cloud cover 29).

Average visibility in May
Olympia, KY

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

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

Olympia, Kentucky, USA

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