May weather forecast
Steward, IL

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Weather in May

The last month of the spring, May, is an agreeable month in Steward, Illinois, with temperature in the range of an average high of 68.9°F (20.5°C) and an average low of 52°F (11.1°C).

Temperature

As Steward transitions into May, the average high-temperature is observed to rise from a moderate 56.8°F (13.8°C) in April to an agreeable 68.9°F (20.5°C). Throughout May, an average low-temperature of 52°F (11.1°C) is expected.

Humidity

The average relative humidity in May in Steward is 77%.

Rainfall

In Steward, in May, during 15.5 rainfall days, 2.09" (53mm) of precipitation is typically accumulated. In Steward, Illinois, during the entire year, the rain falls for 124.5 days and collects up to 14.49" (368mm) of precipitation.

Snowfall

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

Daylight

In May, the average length of the day in Steward is 14h and 34min.
On the first day of May, sunrise is at 5:51 am and sunset at 7:55 pm. On the last day of the month, sunrise is at 5:23 am and sunset at 8:24 pm CDT.

Sunshine

In May, the average sunshine in Steward is 8.3h.

UV index

May through August, with an average maximum UV index of 5, are months with the highest UV index. A UV Index of 3 to 5 symbolizes a moderate threat to health from exposure to the Sun's UV rays for the average person.
Note: In May, an average UV index of 5 transforms into the following instructions:
Act with care - Obligation to protect against skin and eye damage is highlighted. During midday, the Sun's radiation is strongest, and it's advisable to reduce direct exposure. Shield yourself from the harmful effects of UV radiation with sun-protective attire, a hat, and quality sunglasses.
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Frequently asked questions

What is the usual temperature for Steward in May?

An average high-temperature, in May, in Steward, is 68.9°F (20.5°C) and the average low-temperature is 52°F (11.1°C).

What is the average humidity in May in Steward?

The average relative humidity in May in Steward, Illinois, is 77%.

How many days does it rain in May in Steward?

In May, the rain falls for 15.5 days. Throughout May, 2.09" (53mm) of precipitation is accumulated.

When it does not snow in Steward?

In Steward, Illinois, snow does not fall in May through September.

Does it snow in Steward in May?

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

How many hours of daylight does Steward have in May?

In Steward, Illinois, the average day length in May is 14h and 34min.

When is the sunrise / sunset in May in Steward?

In May, on the first day of the month, sunrise is at 5:51 am and sunset at 7:55 pm. On the last day of the month, in Steward, sunrise is at 5:23 am and sunset at 8:24 pm CDT.

How long on average sun shines in May in Steward?

In Steward, Illinois, the average sunshine duration in May is 8.3h.

When is the highest UV index in Steward?

The months with the highest UV index in Steward, Illinois, are May through August, with an average maximum UV index of 5.

What is the UV index intensity in May in Steward?

In Steward, Illinois, the average daily maximum UV index in May is 5. A UV Index estimate of 3 to 5 represents a moderate health threat from 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
Steward, IL

Average temperature in May - Steward, IL
  • 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 (27°F).

  • Average low temperature in May: 52°F

The month with the highest average low temperature is July (63.1°F).
The coldest month (with the lowest average low temperature) is January (14.7°F).

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Average pressure in May
Steward, IL

Average pressure in May - Steward, 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 (29.91"Hg).

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Average wind speed in May
Steward, IL

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

The windiest month (with the highest average wind speed) is April (10.3mph).
The calmest month (with the lowest average wind speed) is August (6.3mph).

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Average humidity in May
Steward, IL

Average humidity in May - Steward, IL
  • Average humidity in May: 77%

The months with the highest relative humidity are January and July (85%).
The month with the lowest relative humidity is October (74%).

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Average rainfall in May
Steward, IL

Average rainfall in May - Steward, IL
  • Average rainfall in May: 2.09"

The wettest month (with the highest rainfall) is June (2.13").
The driest month (with the least rainfall) is February (0.55").

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Average rainfall days in May
Steward, IL

Average rainfall days in May - Steward, IL
  • Average rainfall days in May: 15.5 days

The month with the highest number of rainy days is June (16 days).
The month with the least rainy days is February (3.8 days).

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Average snowfall in May
Steward, IL

Average snowfall in May - Steward, IL
  • Average snowfall in May: 0"

The month with the highest snowfall is January (2.2").
The months with the least snowfall are May, June, July, August and September (0").

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Average snowfall days in May
Steward, IL

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

The month with the highest number of snowfall days is January (10.3 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
Steward, IL

Average daylight in May / Average sunshine in May - Steward, IL
  • Average daylight in May: 14h and 4min

The month with the longest days is June (Average daylight: 15h and 12min).
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 June (Average sunshine: 9h and 30min).
The month with the least sunshine is January (Average sunshine: 3h and 36min).

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Average sunshine days in May
Steward, IL

Average sunshine days in May - Steward, IL
  • Average sunshine days in May: 13.3 days

The month with the most sunshine days is November (19.3 days).
The month with the least sunshine days is June (10.9 days).

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Average UV index in May
Steward, IL

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

The months with the highest UV index are May, June, July and August (UV index 5).
The months with the lowest UV index are January and December (UV index 1).

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Average cloud cover in May
Steward, IL

Average cloud cover in May - Steward, IL
  • Average cloud cover in May: 44

The month with the most cloud cover is January (Cloud cover 63).
The month with the least cloud cover is September (Cloud cover 34).

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Average visibility in May
Steward, IL

Average visibility in May - Steward, IL
  • 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).

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Steward, Illinois, USA

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