May weather forecast
Morris, IL

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Weather in May

The last month of the spring, May, is a pleasant month in Morris, Illinois, with an average temperature ranging between min 53.2°F (11.8°C) and max 70.7°F (21.5°C).

Temperature

The shift into May is characterized by a rise in the average high-temperature, transitioning from April's mild 58.8°F (14.9°C) to an agreeable 70.7°F (21.5°C). An average temperature of 53.2°F (11.8°C) is recorded during the nights in May.

Humidity

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

Rainfall

The month with the most rainfall is May, when the rain falls for 19.8 days and typically aggregates up to 4.96" (126mm) of precipitation.

Snowfall

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

Daylight

In May, the average length of the day is 14h and 32min.
On the first day of the month, sunrise is at 5:49 am and sunset at 7:51 pm. On the last day of May, sunrise is at 5:22 am and sunset at 8:20 pm CDT.

Sunshine

In Morris, the average sunshine in May is 8.7h.

UV index

In May, the average daily maximum UV index is 5. A UV Index of 3 to 5 symbolizes a medium health hazard from unsafe exposure to UV radiation for ordinary individuals.
Note: The maximum UV index of 5 during May leads to these instructions:
Be mindful. Those with pale skin might receive burns in fewer than 30 minutes. Midday Sun has the strongest UV rays, making it crucial to limit exposure and find shade. Safeguard your eyes, ears, and face from sun rays with the aid of a wide-brim hat.
Updated: Jun 24, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What is the temperature in May in Morris?

In Morris, in May, the average high-temperature is 70.7°F (21.5°C), and the average low-temperature is 53.2°F (11.8°C).

What is the average humidity in May?

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

What is the wettest month?

The month with the most rainfall is May, when the rain falls for 19.8 days and typically aggregates up to 4.96" (126mm) of precipitation.

How much does it rain in May?

In Morris, in May, during 19.8 rainfall days, 4.96" (126mm) of precipitation is typically accumulated.

When it does not snow?

May through September are months without snowfall in Morris, Illinois.

Does it snow in May?

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

How many hours of daylight does Morris have in May?

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

When are sunrise and sunset in May?

On the first day of May, sunrise is at 5:49 am and sunset at 7:51 pm. On the last day of the month, sunrise is at 5:22 am and sunset at 8:20 pm CDT.

How many hours of sunshine does Morris have in May?

In May, the average sunshine duration is 8.7h.

How high is the UV index in May?

In Morris, 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
Average snowfall days
Average daylight
Average sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility

Average temperature in May
Morris, IL

Average temperature in May - Morris, IL
  • Average high temperature in May: 70.7°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 (29.3°F).

  • Average low temperature in May: 53.2°F

The month with the highest average low temperature is July (64.4°F).
The coldest month (with the lowest average low temperature) is January (17.4°F).

Average pressure in May
Morris, IL

Average pressure in May - Morris, 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).

Average wind speed in May
Morris, IL

Average wind speed in May - Morris, IL
  • Average wind speed in May: 8.5mph

The windiest month (with the highest average wind speed) is April (9.9mph).
The calmest month (with the lowest average wind speed) is August (6mph).

Average humidity in May
Morris, IL

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

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
Morris, IL

Average rainfall in May - Morris, IL
  • Average rainfall in May: 4.96"

The wettest month (with the highest rainfall) is May (4.96").
The driest month (with the least rainfall) is November (1.73").

Average rainfall days in May
Morris, IL

Average rainfall days in May - Morris, IL
  • Average rainfall days in May: 19.8 days

The month with the highest number of rainy days is July (20 days).
The month with the least rainy days is February (6.2 days).

Average snowfall in May
Morris, IL

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

The month with the highest snowfall is February (4.8").
The months with the least snowfall are May, June, July, August and September (0").

Average snowfall days in May
Morris, IL

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

The month with the highest number of snowfall days is January (12.4 days).
The months with the least snowfall days are May, June, July, August and September (0 days).

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

Average daylight in May / Average sunshine in May - Morris, 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 12min).

  • Average sunshine in May: 8h and 4min

The month with the most sunshine is June (Average sunshine: 9h and 42min).
The month with the least sunshine is January (Average sunshine: 3h and 54min).

Average sunshine days in May
Morris, IL

Average sunshine days in May - Morris, IL
  • Average sunshine days in May: 8.8 days

The month with the most sunshine days is November (16.6 days).
The month with the least sunshine days is July (7.3 days).

Average UV index in May
Morris, IL

Average UV index in May - Morris, IL
  • 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 January (UV index 1).

Average cloud cover in May
Morris, IL

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

The month with the most cloud cover is January (Cloud cover 59).
The months with the least cloud cover are August and September (Cloud cover 33).

Average visibility in May
Morris, IL

Average visibility in May - Morris, IL
  • Average visibility in May: 6mi

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

Morris, Illinois, USA

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