May weather forecast
Valparaiso, IN

Share

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

May's arrival in Valparaiso is marked by an increase in the average high-temperature, moving from a moderate 57°F (13.9°C) in April to an agreeable 68.9°F (20.5°C). The average nighttime temperature in Valparaiso, Indiana, lowers to a fresh 52.5°F (11.4°C) throughout May.

Humidity

In Valparaiso, the average relative humidity in May is 78%.

Rainfall

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

Snowfall

Months with snowfall are January through May, October through December. May is the last month it regularly snows. During 0.2 snowfall days, in May, Valparaiso aggregates 0.04" (1mm) of snow. Throughout the year, in Valparaiso, there are 43.8 snowfall days, and 8.62" (219mm) of snow is accumulated.

Daylight

In May, the average length of the day is 14h and 32min.
On the first day of May in Valparaiso, 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 May, the average sunshine in Valparaiso is 8.4h.

UV index

In Valparaiso, the average daily maximum UV index in May is 5. A UV Index of 3 to 5 symbolizes a moderate threat to health from exposure to the Sun's UV radiation for the ordinary person.
Note: In May, the maximum UV index of 5 suggests these recommendations:
Take necessary precautions - Protection from skin and eye injury is mandatory. Exposing oneself to the midday Sun can be harmful due to the strong UV radiation; limit your time outside. For optimum UV protection, wear sun-resistant attire complemented with a hat and quality shades. Mind you! Snow reflection can increase the intensity of the Sun's UV radiation nearly twofold.
Updated: Feb 12, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What are May temperatures in Valparaiso?

The high-temperature, in May, in Valparaiso, is 68.9°F (20.5°C), while the low-temperature averages to 52.5°F (11.4°C).

What is the average humidity in May in Valparaiso?

The average relative humidity in May in Valparaiso, Indiana, is 78%.

What is the rainiest month in Valparaiso?

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 Valparaiso, Indiana, in May, during 15.8 rainfall days, 2.56" (65mm) of precipitation is typically accumulated.

What is the last month it snows in Valparaiso?

May is the last month it regularly snows in Valparaiso. 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.

What time are sunrise and sunset in May in Valparaiso?

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, Indiana, sunrise is at 5:16 am and sunset at 8:15 pm CDT.

How long on average sun shines in May in Valparaiso?

The average sunshine duration in May in Valparaiso is 8.4h.

What is the UV index intensity in May in Valparaiso?

The average daily maximum UV index in May in Valparaiso is 5. A UV Index reading of 3 to 5 represents a medium hazard to health from exposure to the Sun's UV radiation.
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

Weather forecast for your location

1. Click Locate me button
2. Allow the app to use your location