May weather forecast
Koleen, IN

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Weather in May

The last month of the spring, May, is a moderately hot month in Koleen, Indiana, with temperature in the range of an average high of 73.4°F (23°C) and an average low of 55.8°F (13.2°C).

Temperature

Koleen's weather in May presents a rise in the average high-temperature, moving from a refreshing 63.9°F (17.7°C) in April to a warm 73.4°F (23°C). During May, Koleen observes a consistent average nighttime temperature of 55.8°F (13.2°C).

Humidity

With an average relative humidity of 82%, May is the most humid month.

Rainfall

In May, in Koleen, the rain falls for 18.7 days. Throughout May, 2.99" (76mm) of precipitation is accumulated. In Koleen, Indiana, during the entire year, the rain falls for 154.9 days and collects up to 27.24" (692mm) of precipitation.

Snowfall

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

Daylight

In Koleen, the average length of the day in May is 14h and 19min.
On the first day of May, sunrise is at 6:48 am and sunset at 8:40 pm. On the last day of the month, sunrise is at 6:23 am and sunset at 9:06 pm EDT.

Sunshine

The average sunshine in May in Koleen, Indiana, is 8.5h.

UV index

May through August, with an average maximum UV index of 6, are months with the highest UV index. A UV Index value of 6 to 7 symbolizes a high threat to health from exposure to the Sun's UV rays for average individuals.
Note: A daily high UV index of 6 in May leads to these guidelines:
Adopt measures and apply sun safety strategies. Shielding from skin and eye damage is necessary. The Sun's UV radiation is most powerful between 10 a.m. and 4 p.m. To the extent possible, limit exposure to the direct sun during these hours. Loose clothes with a tight weave are optimal for safeguarding yourself against the Sun's rays.
Updated: Feb 12, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What are the temperatures in Koleen in May?

The high-temperature, in May, in Koleen, records 73.4°F (23°C), while the low-temperature is 55.8°F (13.2°C).

What is the most humid month in Koleen?

With an average relative humidity of 82%, May is the most humid month in Koleen, Indiana.

What is the average humidity in May in Koleen?

In May, the average relative humidity in Koleen is 82%.

How many days does it rain in May in Koleen?

In Koleen, Indiana, in May, it is raining for 18.7 days, with typically 2.99" (76mm) of accumulated precipitation.

When it does not snow in Koleen?

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

Does it snow in Koleen in May?

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

What is the average length of the day in May in Koleen?

In May, the average day length is 14h and 19min.

When is the sunrise / sunset in May in Koleen?

On the first day of May, sunrise is at 6:48 am and sunset at 8:40 pm. On the last day of the month, sunrise is at 6:23 am and sunset at 9:06 pm EDT.

How long on average sun shines in May in Koleen?

In May, the average sunshine duration in Koleen is 8.5h.

What is the month with the highest UV index in Koleen?

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

How high is the UV index in May in Koleen?

In May, the average daily maximum UV index in Koleen 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
Koleen, IN

Average temperature in May - Koleen, IN
  • Average high temperature in May: 73.4°F

The warmest month (with the highest average high temperature) is July (84.4°F).
The month with the lowest average high temperature is January (36.1°F).

  • Average low temperature in May: 55.8°F

The month with the highest average low temperature is July (66°F).
The coldest month (with the lowest average low temperature) is January (23°F).

Average pressure in May
Koleen, IN

Average pressure in May - Koleen, IN
  • Average pressure in May: 29.97"Hg

The month with the highest atmospheric pressure is January (30.15"Hg).
The month with the lowest atmospheric pressure is June (29.94"Hg).

Average wind speed in May
Koleen, IN

Average wind speed in May - Koleen, IN
  • Average wind speed in May: 7.3mph

The windiest months (with the highest average wind speed) are January and February (8.9mph).
The calmest months (with the lowest average wind speed) are July and August (5.5mph).

Average humidity in May
Koleen, IN

Average humidity in May - Koleen, IN
  • Average humidity in May: 82%

The month with the highest relative humidity is May (82%).
The month with the lowest relative humidity is October (73%).

Average rainfall in May
Koleen, IN

Average rainfall in May - Koleen, IN
  • Average rainfall in May: 2.99"

The wettest month (with the highest rainfall) is April (3.39").
The driest months (with the least rainfall) are September and October (1.69").

Average rainfall days in May
Koleen, IN

Average rainfall days in May - Koleen, IN
  • 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 January (9 days).

Average snowfall in May
Koleen, IN

Average snowfall in May - Koleen, IN
  • Average snowfall in May: 0"

The month with the highest snowfall is January (2.17").
The months with the least snowfall are May, June, July, August and September (0").

Average snowfall days in May
Koleen, IN

Average snowfall days in May - Koleen, IN
  • Average snowfall days in May: 0 days

The month with the highest number of snowfall days is January (8.8 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
Koleen, IN

Average daylight in May / Average sunshine in May - Koleen, 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: 8h and 3min

The months with the most sunshine are June and July (Average sunshine: 10h and 6min).
The month with the least sunshine is December (Average sunshine: 4h and 12min).

Average sunshine days in May
Koleen, IN

Average sunshine days in May - Koleen, IN
  • Average sunshine days in May: 10 days

The month with the most sunshine days is October (18.5 days).
The month with the least sunshine days is May (10 days).

Average UV index in May
Koleen, IN

Average UV index in May - Koleen, IN
  • 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
Koleen, IN

Average cloud cover in May - Koleen, IN
  • Average cloud cover in May: 43

The month with the most cloud cover is January (Cloud cover 57).
The month with the least cloud cover is August (Cloud cover 30).

Average visibility in May
Koleen, IN

Average visibility in May - Koleen, IN
  • Average visibility in May: 5mi

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

Koleen, Indiana, USA

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