May weather forecast
Lehigh, IL

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Weather in May

May, the last month of the spring in Lehigh, is a pleasant month, with an average temperature varying between 54.1°F (12.3°C) and 71.2°F (21.8°C).

Temperature

May brings a temperature change, with average high-temperatures moving from April's mild 59.5°F (15.3°C) to an agreeable 71.2°F (21.8°C). An average temperature of 54.1°F (12.3°C) marks the nights in Lehigh in May.

Humidity

The average relative humidity in May is 76%.

Rainfall

May is the month with the most rainfall in Lehigh. Rain falls for 17.8 days and accumulates 3.27" (83mm) of precipitation.

Snowfall

May through September are months without snowfall.

Daylight

In May, the average length of the day in Lehigh, Illinois, is 14h and 30min.
On the first day of May in Lehigh, sunrise is at 5:48 am and sunset at 7:49 pm. On the last day of the month, sunrise is at 5:21 am and sunset at 8:17 pm CDT.

Sunshine

In May, the average sunshine in Lehigh is 8.8h.

UV index

In May, the average daily maximum UV index in Lehigh is 5. A UV Index reading of 3 to 5 represents a moderate health risk from exposure to the Sun's UV rays for the average person.
Note: The UV index of 5 during May leads to these advisories:
Prioritize safety - The need to safeguard skin and eyes from harm is emphasized. The Sun's most intense and consequently most harmful UV radiation during midday hours should be decreased by minimizing exposure and seeking shade. Equip yourself with UVA and UVB-filtering sunglasses on clear, sunny days.
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Frequently asked questions

What are the temperatures in Lehigh in May?

The high-temperature, in May, in Lehigh, is 71.2°F (21.8°C), while the low-temperature averages to 54.1°F (12.3°C).

What is the average humidity in May in Lehigh?

In May, the average relative humidity in Lehigh is 76%.

What is the wettest month in Lehigh?

May is the month with the most rainfall in Lehigh. Rain falls for 17.8 days and accumulates 3.27" (83mm) of precipitation.

How many days does it rain in May in Lehigh?

In Lehigh, during May, the rain falls for 17.8 days and regularly aggregates up to 3.27" (83mm) of precipitation.

When it does not snow in Lehigh?

May through September are months without snowfall.

Does it snow in Lehigh in May?

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

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

The average day length in May in Lehigh is 14h and 30min.

When is the sunrise / sunset in May in Lehigh?

On the first day of May in Lehigh, Illinois, sunrise is at 5:48 am and sunset at 7:49 pm. On the last day of the month, sunrise is at 5:21 am and sunset at 8:17 pm CDT.

How many hours of sunshine does Lehigh have in May?

In May, the average sunshine duration is 8.8h.

What is the UV index reading in May in Lehigh?

The average daily maximum UV index in May is 5. A UV Index estimate of 3 to 5 represents a medium hazard to health 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
Lehigh, IL

Average temperature in May - Lehigh, IL
  • Average high temperature in May: 71.2°F

The warmest month (with the highest average high temperature) is July (81.1°F).
The month with the lowest average high temperature is January (30°F).

  • Average low temperature in May: 54.1°F

The month with the highest average low temperature is July (64.2°F).
The coldest month (with the lowest average low temperature) is January (18.3°F).

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Average pressure in May
Lehigh, IL

Average pressure in May - Lehigh, IL
  • Average pressure in May: 29.96"Hg

The month with the highest atmospheric pressure is January (30.12"Hg).
The month with the lowest atmospheric pressure is June (29.92"Hg).

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Average wind speed in May
Lehigh, IL

Average wind speed in May - Lehigh, IL
  • Average wind speed in May: 8.7mph

The windiest months (with the highest average wind speed) are January and April (10.2mph).
The calmest month (with the lowest average wind speed) is August (6.2mph).

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Average humidity in May
Lehigh, IL

Average humidity in May - Lehigh, IL
  • Average humidity in May: 76%

The month with the highest relative humidity is July (85%).
The month with the lowest relative humidity is October (72%).

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Average rainfall in May
Lehigh, IL

Average rainfall in May - Lehigh, IL
  • Average rainfall in May: 3.27"

The wettest month (with the highest rainfall) is May (3.27").
The driest month (with the least rainfall) is February (1.06").

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Average rainfall days in May
Lehigh, IL

Average rainfall days in May - Lehigh, IL
  • Average rainfall days in May: 17.8 days

The month with the highest number of rainy days is May (17.8 days).
The month with the least rainy days is February (5 days).

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Average snowfall in May
Lehigh, IL

Average snowfall in May - Lehigh, IL
  • 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").

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Average snowfall days in May
Lehigh, IL

Average snowfall days in May - Lehigh, IL
  • Average snowfall days in May: 0 days

The month with the highest number of snowfall days is January (11.7 days).
The months with the least snowfall days are May, June, July, August and September (0 days).

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Average daylight in May /
Average sunshine in May
Lehigh, IL

Average daylight in May / Average sunshine in May - Lehigh, IL
  • 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 18min).

  • Average sunshine in May: 8h and 5min

The months with the most sunshine are June and July (Average sunshine: 9h and 42min).
The month with the least sunshine is January (Average sunshine: 3h and 48min).

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Average sunshine days in May
Lehigh, IL

Average sunshine days in May - Lehigh, IL
  • Average sunshine days in May: 10.8 days

The month with the most sunshine days is November (18.7 days).
The month with the least sunshine days is July (9.3 days).

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Average UV index in May
Lehigh, IL

Average UV index in May - Lehigh, IL
  • Average UV index in May: 5

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

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Average cloud cover in May
Lehigh, IL

Average cloud cover in May - Lehigh, IL
  • Average cloud cover in May: 42

The month with the most cloud cover is January (Cloud cover 60).
The months with the least cloud cover are August and September (Cloud cover 34).

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Average visibility in May
Lehigh, IL

Average visibility in May - Lehigh, IL
  • 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).

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Lehigh, Illinois, USA

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