May weather forecast
West Lafayette, OH

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Weather in May

May, the last month of the spring in West Lafayette, is an agreeable month, with an average temperature fluctuating between 71.6°F (22°C) and 51.4°F (10.8°C).

Temperature

May's arrival sees a rise in the average high-temperature, jumping from April's mild 60.3°F (15.7°C) to a pleasant 71.6°F (22°C). The average low-temperature, in May, is a fresh 51.4°F (10.8°C).

Humidity

In May, the average relative humidity is 79%.

Rainfall

The month with the most rainfall is May, when the rain falls for 16.4 days and typically aggregates up to 2.01" (51mm) of precipitation.

Snowfall

In West Lafayette, snow does not fall in May through October.

Daylight

In West Lafayette, the average length of the day in May is 14h and 26min.
On the first day of May, sunrise is at 6:25 am and sunset at 8:22 pm. On the last day of the month, sunrise is at 5:59 am and sunset at 8:50 pm EDT.

Sunshine

The average sunshine in May is 8.8h.

UV index

In May, the average daily maximum UV index in West Lafayette is 5. A UV Index value of 3 to 5 symbolizes a medium health hazard from unprotected exposure to Sun's UV rays for ordinary individuals.
Note: In May, the maximum UV index of 5 suggests these recommendations:
Exercise caution. The susceptibility of light skin individuals to burns is less than 30 minutes. Direct Sun exposure should be minimized especially during midday when radiation is most intense. Sunglasses providing both UVA and UVB protection are non-negotiable on sunlit days. Take to heart! Snow reflection can almost magnify the Sun's UV radiation twofold.
Updated: Feb 13, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What are the temperatures in West Lafayette in May?

During May, West Lafayette experiences an average high-temperature of 71.6°F (22°C) and a low-temperature of 51.4°F (10.8°C).

What is the average humidity in May in West Lafayette?

In May, the average relative humidity in West Lafayette, Ohio, is 79%.

What is the rainiest month in West Lafayette?

The month with the most rainfall in West Lafayette, Ohio, is May, when the rain falls for 16.4 days and typically aggregates up to 2.01" (51mm) of precipitation.

How many days does it rain in May in West Lafayette?

In West Lafayette, during May, the rain falls for 16.4 days and regularly aggregates up to 2.01" (51mm) of precipitation.

When it does not snow in West Lafayette?

May through October are months without snowfall in West Lafayette, Ohio.

Does it snow in West Lafayette in May?

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

What is the average length of the day in May in West Lafayette?

In May, the average day length in West Lafayette, Ohio, is 14h and 26min.

When are sunrise and sunset in May in West Lafayette?

In May, on the first day of the month, sunrise is at 6:25 am and sunset at 8:22 pm. On the last day of the month, sunrise is at 5:59 am and sunset at 8:50 pm EDT.

How many hours of sunshine does West Lafayette have in May?

The average sunshine duration in May is 8.8h.

What is the UV index reading in May in West Lafayette?

The average daily maximum UV index in May in West Lafayette is 5. A UV Index of 3 to 5 symbolizes a medium health risk 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
West Lafayette, OH

Average temperature in May - West Lafayette, OH
  • Average high temperature in May: 71.6°F

The warmest month (with the highest average high temperature) is July (82.9°F).
The month with the lowest average high temperature is January (32.7°F).

  • Average low temperature in May: 51.4°F

The month with the highest average low temperature is July (62.2°F).
The coldest month (with the lowest average low temperature) is January (19.9°F).

Average pressure in May
West Lafayette, OH

Average pressure in May - West Lafayette, OH
  • Average pressure in May: 29.99"Hg

The month with the highest atmospheric pressure is November (30.14"Hg).
The month with the lowest atmospheric pressure is June (29.94"Hg).

Average wind speed in May
West Lafayette, OH

Average wind speed in May - West Lafayette, OH
  • Average wind speed in May: 6.3mph

The windiest month (with the highest average wind speed) is January (8.3mph).
The calmest months (with the lowest average wind speed) are July and August (4.8mph).

Average humidity in May
West Lafayette, OH

Average humidity in May - West Lafayette, OH
  • Average humidity in May: 79%

The months with the highest relative humidity are January and February (84%).
The months with the lowest relative humidity are April and November (77%).

Average rainfall in May
West Lafayette, OH

Average rainfall in May - West Lafayette, OH
  • Average rainfall in May: 2.01"

The wettest month (with the highest rainfall) is May (2.01").
The driest month (with the least rainfall) is September (0.98").

Average rainfall days in May
West Lafayette, OH

Average rainfall days in May - West Lafayette, OH
  • Average rainfall days in May: 16.4 days

The month with the highest number of rainy days is May (16.4 days).
The months with the least rainy days are February and November (7.7 days).

Average snowfall in May
West Lafayette, OH

Average snowfall in May - West Lafayette, OH
  • Average snowfall in May: 0"

The month with the highest snowfall is February (2.32").
The months with the least snowfall are May, June, July, August, September and October (0").

Average snowfall days in May
West Lafayette, OH

Average snowfall days in May - West Lafayette, OH
  • Average snowfall days in May: 0.2 days

The month with the highest number of snowfall days is January (9.8 days).
The months with the least snowfall days are June, July, August, September and October (0 days).

Average daylight in May /
Average sunshine in May
West Lafayette, OH

Average daylight in May / Average sunshine in May - West Lafayette, OH
  • Average daylight in May: 14h and 2min

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

  • Average sunshine in May: 8h and 5min

The month with the most sunshine is August (Average sunshine: 10h and 24min).
The month with the least sunshine is January (Average sunshine: 3h and 24min).

Average sunshine days in May
West Lafayette, OH

Average sunshine days in May - West Lafayette, OH
  • Average sunshine days in May: 11 days

The month with the most sunshine days is November (19.9 days).
The month with the least sunshine days is May (11 days).

Average UV index in May
West Lafayette, OH

Average UV index in May - West Lafayette, OH
  • Average UV index in May: 5

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

Average cloud cover in May
West Lafayette, OH

Average cloud cover in May - West Lafayette, OH
  • Average cloud cover in May: 43

The month with the most cloud cover is January (Cloud cover 65).
The month with the least cloud cover is August (Cloud cover 32).

Average visibility in May
West Lafayette, OH

Average visibility in May - West Lafayette, OH
  • Average visibility in May: 5mi

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

West Lafayette, Ohio, USA

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