May weather forecast
Lockport, IN

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Weather in May

The last month of the spring, May, is an agreeable month in Lockport, Indiana, with an average temperature ranging between min 54.7°F (12.6°C) and max 71.6°F (22°C).

Temperature

The shift from April to May brings an increase in the average high-temperature, moving from a refreshing 60.1°F (15.6°C) to a pleasant 71.6°F (22°C). Lockport witnesses a consistent average low-temperature of 54.7°F (12.6°C) throughout May.

Humidity

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

Rainfall

In Lockport, in May, it is raining for 18.1 days, with typically 2.56" (65mm) of accumulated precipitation. Throughout the year, there are 143.1 rainfall days, and 20.91" (531mm) of precipitation is accumulated.

Snowfall

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

Daylight

In Lockport, the average length of the day in May is 14h and 28min.
On the first day of the month, sunrise is at 6:43 am and sunset at 8:42 pm. On the last day of May, sunrise is at 6:17 am and sunset at 9:10 pm EDT.

Sunshine

In May, the average sunshine is 8.7h.

UV index

In Lockport, the average daily maximum UV index in May is 5. A UV Index value of 3 to 5 symbolizes a medium health hazard from unsafe exposure to UV radiation for average individuals.
Note: The UV index of 5 during May leads to these advisories:
Guard yourself - Precautionary measures against sun damage are advocated. Considering the harmful UV rays from the Sun during midday, it's essential to reduce exposure. To cut down UV radiation exposure by about half, sport a wide-brim hat. Heed this! Snow reflection can almost augment the UV radiation of the sun by double.
Updated: Jul 26, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What is the average May temperature?

The average high-temperature, in May, in Lockport, is 71.6°F (22°C), while the average low-temperature is 54.7°F (12.6°C).

What is the average humidity in May?

The average relative humidity in May is 78%.

How much does it rain in May?

In Lockport, in May, during 18.1 rainfall days, 2.56" (65mm) of precipitation is typically accumulated.

When it does not snow?

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

Does it snow 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 Lockport, the average day length in May is 14h and 28min.

When is the sunrise / sunset in May?

On the first day of May, sunrise is at 6:43 am and sunset at 8:42 pm. On the last day of the month, sunrise is at 6:17 am and sunset at 9:10 pm EDT.

How long on average sun shines in May?

In May, the average sunshine duration in Lockport is 8.7h.

What is the UV index reading in May?

The average daily maximum UV index in May in Lockport is 5. A UV Index reading of 3 to 5 represents a moderate vulnerability 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
Lockport, IN

Average temperature in May - Lockport, IN
  • Average high temperature in May: 71.6°F

The warmest month (with the highest average high temperature) is July (81°F).
The month with the lowest average high temperature is January (31.3°F).

  • Average low temperature in May: 54.7°F

The month with the highest average low temperature is July (64°F).
The coldest month (with the lowest average low temperature) is January (19.4°F).

Average pressure in May
Lockport, IN

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

The months with the highest atmospheric pressure are January and November (30.12"Hg).
The month with the lowest atmospheric pressure is June (29.93"Hg).

Average wind speed in May
Lockport, IN

Average wind speed in May - Lockport, IN
  • Average wind speed in May: 8.5mph

The windiest month (with the highest average wind speed) is January (10.3mph).
The calmest months (with the lowest average wind speed) are July and August (6.2mph).

Average humidity in May
Lockport, IN

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

The month with the highest relative humidity is July (84%).
The month with the lowest relative humidity is October (72%).

Average rainfall in May
Lockport, IN

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

The wettest month (with the highest rainfall) is April (2.64").
The driest month (with the least rainfall) is December (1.18").

Average rainfall days in May
Lockport, IN

Average rainfall days in May - Lockport, IN
  • Average rainfall days in May: 18.1 days

The month with the highest number of rainy days is May (18.1 days).
The month with the least rainy days is January (6 days).

Average snowfall in May
Lockport, IN

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

The month with the highest snowfall is February (2.44").
The months with the least snowfall are May, June, July, August and September (0").

Average snowfall days in May
Lockport, IN

Average snowfall days in May - Lockport, IN
  • Average snowfall days in May: 0.1 days

The month with the highest number of snowfall days is January (11.5 days).
The months with the least snowfall days are June, July, August and September (0 days).

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

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

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 18min).

  • Average sunshine in May: 8h and 4min

The months with the most sunshine are June and July (Average sunshine: 10h and 0min).
The month with the least sunshine is January (Average sunshine: 3h and 48min).

Average sunshine days in May
Lockport, IN

Average sunshine days in May - Lockport, IN
  • Average sunshine days in May: 11.2 days

The month with the most sunshine days is November (18.6 days).
The month with the least sunshine days is May (11.2 days).

Average UV index in May
Lockport, IN

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

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

Average cloud cover in May
Lockport, IN

Average cloud cover in May - Lockport, IN
  • Average cloud cover in May: 41

The month with the most cloud cover is January (Cloud cover 61).
The months with the least cloud cover are June and August (Cloud cover 33).

Average visibility in May
Lockport, IN

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

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

Lockport, Indiana, USA

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