May weather forecast
Valparaiso, IN

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Weather in May

May in Valparaiso is a harbinger of the summer months; the city experiences an overall increase in temperature. Similarities can be drawn between May and the preceding month of April, with high relative humidity and heavy showers. However, rainfall peaks at 2.56" (65mm), allowing abundant growth in local flora. As a bonus, longer daylight hours favor outdoor activities and social events. Come June, weather patterns imply that the summer season is in full effect, promising even warmer temperatures and longer daylight hours.

Temperature

Valparaiso in May shows a temperature shift, moving from an average high of a refreshing 57°F (13.9°C) in April to a pleasant 68.9°F (20.5°C). During the nights in May, Valparaiso experiences a consistent average temperature of 52.5°F (11.4°C).

Humidity

The average relative humidity in May is 78%.

Rainfall

May is the month with the most rainfall. Rain falls for 15.8 days and accumulates 2.56" (65mm) of precipitation.

Snowfall

January through May, October through December are months with snowfall. May is the last month it regularly snows. During 0.2 snowfall days, in May, Valparaiso aggregates 0.04" (1mm) of snow. In Valparaiso, during the entire year, snow falls for 43.8 days and aggregates up to 8.62" (219mm) of snow.

Daylight

In May, the average length of the day is 14h and 32min.
On the first day of May, sunrise is at 5:44 am and sunset at 7:46 pm. On the last day of the month, sunrise is at 5:16 am and sunset at 8:15 pm CDT.

Sunshine

In Valparaiso, the average sunshine in May is 8.4h.

UV index

In Valparaiso, the average daily maximum UV index in May is 5. A UV Index reading of 3 to 5 represents a moderate health risk from exposure to the Sun's UV radiation for the average person.
Note: In May, the maximum UV index of 5 suggests these recommendations:
Take heed. Individuals of lighter complexion can be burned in less than half an hour. To prevent harmful UV exposure, minimize direct contact with the Sun around midday. Stay sun-safe with clothing that is both closely woven and worn loosely. Take heed! Reflection from the snow can almost amplify the Sun's UV radiation by double.
Updated: Aug 14, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What is the temperature in May?

In Valparaiso, in May, the average high-temperature is 68.9°F (20.5°C), and the average low-temperature is 52.5°F (11.4°C).

What is the average humidity in May?

In May, the average relative humidity is 78%.

What is the rainiest month?

The month with the most rainfall is May, when the rain falls for 15.8 days and typically aggregates up to 2.56" (65mm) of precipitation.

How many days does it rain in May?

In Valparaiso, in May, it is raining for 15.8 days, with typically 2.56" (65mm) of accumulated precipitation.

What is the last month it snows?

May is the last month it regularly snows. During 0.2 snowfall days, in May, Valparaiso aggregates 0.04" (1mm) of snow.

How many hours of daylight does Valparaiso have in May?

In May, the average day length in Valparaiso is 14h and 32min.

When are sunrise and sunset in May?

In May, on the first day of the month, sunrise is at 5:44 am and sunset at 7:46 pm. On the last day of the month, in Valparaiso, sunrise is at 5:16 am and sunset at 8:15 pm CDT.

How many hours of sunshine does Valparaiso have in May?

In May, the average sunshine duration is 8.4h.

How high is the UV index in May?

The average daily maximum UV index in May is 5. A UV Index value of 3 to 5 symbolizes a moderate vulnerability from exposure to Sun's UV rays.
Average humidity
Average rainfall days
Average snowfall days
Average daylight
Average sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility

Average temperature in May
Valparaiso, IN

Average temperature in May - Valparaiso, IN
  • Average high temperature in May: 68.9°F

The warmest month (with the highest average high temperature) is July (79.9°F).
The month with the lowest average high temperature is January (30°F).

  • Average low temperature in May: 52.5°F

The month with the highest average low temperature is July (64°F).
The coldest month (with the lowest average low temperature) is January (19°F).

Average pressure in May
Valparaiso, IN

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

The month with the highest atmospheric pressure is January (30.11"Hg).
The month with the lowest atmospheric pressure is June (29.93"Hg).

Average wind speed in May
Valparaiso, IN

Average wind speed in May - Valparaiso, IN
  • Average wind speed in May: 8.6mph

The windiest month (with the highest average wind speed) is January (10.8mph).
The calmest month (with the lowest average wind speed) is August (6.4mph).

Average humidity in May
Valparaiso, IN

Average humidity in May - Valparaiso, IN
  • Average humidity in May: 78%

The months with the highest relative humidity are July and August (84%).
The month with the lowest relative humidity is October (73%).

Average rainfall in May
Valparaiso, IN

Average rainfall in May - Valparaiso, IN
  • Average rainfall in May: 2.56"

The wettest month (with the highest rainfall) is May (2.56").
The driest month (with the least rainfall) is February (0.87").

Average rainfall days in May
Valparaiso, IN

Average rainfall days in May - Valparaiso, IN
  • Average rainfall days in May: 15.8 days

The month with the highest number of rainy days is May (15.8 days).
The month with the least rainy days is January (4.9 days).

Average snowfall in May
Valparaiso, IN

Average snowfall in May - Valparaiso, IN
  • Average snowfall in May: 0.04"

The month with the highest snowfall is January (2.48").
The months with the least snowfall are June, July, August and September (0").

Average snowfall days in May
Valparaiso, IN

Average snowfall days in May - Valparaiso, IN
  • Average snowfall days in May: 0.2 days

The month with the highest number of snowfall days is January (12.6 days).
The months with the least snowfall days are June, July, August and September (0 days).

Average daylight in May /
Average sunshine in May
Valparaiso, IN

Average daylight in May / Average sunshine in May - Valparaiso, IN
  • Average daylight in May: 14h and 3min

The month with the longest days is June (Average daylight: 15h and 6min).
The month with the shortest days is December (Average daylight: 9h and 12min).

  • Average sunshine in May: 8h and 2min

The month with the most sunshine is August (Average sunshine: 9h and 48min).
The month with the least sunshine is January (Average sunshine: 3h and 12min).

Average sunshine days in May
Valparaiso, IN

Average sunshine days in May - Valparaiso, IN
  • Average sunshine days in May: 12.7 days

The month with the most sunshine days is November (17.7 days).
The month with the least sunshine days is June (11.3 days).

Average UV index in May
Valparaiso, IN

Average UV index in May - Valparaiso, IN
  • Average UV index in May: 5

The month with the highest UV index is June (UV index 6).
The month with the lowest UV index is December (UV index 1).

Average cloud cover in May
Valparaiso, IN

Average cloud cover in May - Valparaiso, IN
  • Average cloud cover in May: 44

The month with the most cloud cover is January (Cloud cover 67).
The month with the least cloud cover is August (Cloud cover 33).

Average visibility in May
Valparaiso, IN

Average visibility in May - Valparaiso, IN
  • Average visibility in May: 6mi

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

Valparaiso, Indiana, USA

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