May weather forecast
West Harrison, IN

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Weather in May

The last month of the spring, May, is an agreeable month in West Harrison, Indiana, with an average temperature fluctuating between 55.4°F (13°C) and 72.7°F (22.6°C).

Temperature

A shift in the average high-temperature is noticeable in May, changing from an enjoyable 63°F (17.2°C) in April to a pleasant 72.7°F (22.6°C). During May, the temperature in West Harrison, Indiana, is averaged to a low of 55.4°F (13°C) at night.

Humidity

In May, the average relative humidity in West Harrison is 80%.

Rainfall

The month with the most rainfall in West Harrison is May, when the rain falls for 18.8 days and typically aggregates up to 2.76" (70mm) of precipitation.

Snowfall

May through October are months without snowfall.

Daylight

In May, the average length of the day in West Harrison is 14h and 21min.
On the first day of May, sunrise is at 6:39 am and sunset at 8:32 pm. On the last day of the month, sunrise is at 6:14 am and sunset at 8:59 pm EDT.

Sunshine

The average sunshine in May is 9h.

UV index

The months with the highest UV index in West Harrison are May through August, with an average maximum UV index of 6. A UV Index reading of 6 to 7 represents a high health risk from unsafe exposure to UV radiation for the ordinary person.
Note: The UV index of 6 during May translates into the following guidance:
Persist with safeguards and heed sun safety doctrines. Keeping sunburn at bay is of prime importance. Remember that UV radiation from the Sun is strongest between 10 a.m. and 4 p.m. Make an effort to limit direct sun exposure during this time. Outfit yourself in sun-safe attire, like long sleeves, pants, a hat, and UV-blocking sunglasses.
Updated: Feb 12, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What are the temperatures in West Harrison in May?

In West Harrison, 72.7°F (22.6°C) is the average high-temperature and 55.4°F (13°C) is the average low-temperature during May.

What is the average humidity in May in West Harrison?

The average relative humidity in May in West Harrison, Indiana, is 80%.

What is the rainiest month in West Harrison?

May is the month with the most rainfall in West Harrison. Rain falls for 18.8 days and accumulates 2.76" (70mm) of precipitation.

How much does it rain in West Harrison in May?

In West Harrison, Indiana, in May, it is raining for 18.8 days, with typically 2.76" (70mm) of accumulated precipitation.

When it does not snow in West Harrison?

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

Does it snow in West Harrison in May?

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

How many hours of daylight does West Harrison have in May?

In May, the average day length in West Harrison is 14h and 21min.

What time are sunrise and sunset in May in West Harrison?

On the first day of May in West Harrison, Indiana, sunrise is at 6:39 am and sunset at 8:32 pm. On the last day of the month, sunrise is at 6:14 am and sunset at 8:59 pm EDT.

How long on average sun shines in May in West Harrison?

The average sunshine duration in May in West Harrison is 9h.

What are the months with the highest UV index in West Harrison?

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

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

In May, the average daily maximum UV index in West Harrison is 6. A UV Index value of 6 to 7 symbolizes a high hazard to health 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
West Harrison, IN

Average temperature in May - West Harrison, IN
  • Average high temperature in May: 72.7°F

The warmest month (with the highest average high temperature) is July (83.1°F).
The month with the lowest average high temperature is January (35.2°F).

  • Average low temperature in May: 55.4°F

The month with the highest average low temperature is July (65.3°F).
The coldest month (with the lowest average low temperature) is January (23.2°F).

Average pressure in May
West Harrison, IN

Average pressure in May - West Harrison, IN
  • Average pressure in May: 29.98"Hg

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

Average wind speed in May
West Harrison, IN

Average wind speed in May - West Harrison, IN
  • Average wind speed in May: 7mph

The windiest month (with the highest average wind speed) is January (9.1mph).
The calmest months (with the lowest average wind speed) are July and August (5.3mph).

Average humidity in May
West Harrison, IN

Average humidity in May - West Harrison, IN
  • Average humidity in May: 80%

The months with the highest relative humidity are January, February and December (81%).
The month with the lowest relative humidity is October (74%).

Average rainfall in May
West Harrison, IN

Average rainfall in May - West Harrison, IN
  • Average rainfall in May: 2.76"

The wettest month (with the highest rainfall) is May (2.76").
The driest month (with the least rainfall) is November (1.1").

Average rainfall days in May
West Harrison, IN

Average rainfall days in May - West Harrison, IN
  • Average rainfall days in May: 18.8 days

The month with the highest number of rainy days is May (18.8 days).
The month with the least rainy days is February (8 days).

Average snowfall in May
West Harrison, IN

Average snowfall in May - West Harrison, IN
  • Average snowfall in May: 0"

The month with the highest snowfall is January (1.38").
The months with the least snowfall are May, June, July, August, September and October (0").

Average snowfall days in May
West Harrison, IN

Average snowfall days in May - West Harrison, IN
  • Average snowfall days in May: 0 days

The month with the highest number of snowfall days is January (9.8 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
West Harrison, IN

Average daylight in May / Average sunshine in May - West Harrison, IN
  • 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 month with the most sunshine is July (Average sunshine: 10h and 24min).
The month with the least sunshine is January (Average sunshine: 4h and 0min).

Average sunshine days in May
West Harrison, IN

Average sunshine days in May - West Harrison, IN
  • Average sunshine days in May: 10 days

The month with the most sunshine days is November (18.1 days).
The month with the least sunshine days is May (10 days).

Average UV index in May
West Harrison, IN

Average UV index in May - West Harrison, IN
  • Average UV index in May: 6

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

Average cloud cover in May
West Harrison, IN

Average cloud cover in May - West Harrison, IN
  • 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 27).

Average visibility in May
West Harrison, IN

Average visibility in May - West Harrison, IN
  • 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).

West Harrison, Indiana, USA

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