Springfield
Illinois, USA
Long-term weather forecast
Long-term weather forecast

May weather forecast and climate
Springfield, IL

The Abraham Lincoln House in Springfield, Illinois, on a partially sunny autumn day
The Abraham Lincoln House in Springfield, Illinois, on a partially sunny autumn day
The last month of the spring, May, is an agreeable month in Springfield, Illinois, with temperature in the range of an average high of 72.9°F (22.7°C) and an average low of 56.3°F (13.5°C).

Temperature

In Springfield, the average high-temperature increases, from an enjoyable 63.1°F (17.3°C) in April, to an agreeable 72.9°F (22.7°C). In Springfield, the average low-temperature is 56.3°F (13.5°C).

Humidity

In Springfield, the average relative humidity is 77%.

Rainfall

In May, the rain falls for 17.1 days. Throughout May, 2.68" (68mm) of precipitation is accumulated. Throughout the year, in Springfield, there are 140.2 rainfall days, and 23.27" (591mm) of precipitation is accumulated.

Snowfall

In Springfield snow does not fall in May through October.

Daylight

In May, the average length of the day is 14.4h.

Sunshine

The average sunshine in May is 9.3h.

UV index

In Springfield, the average daily maximum UV index is 5. A UV Index reading of 3 to 5 represents a medium health hazard from unprotected exposure to the Sun's UV rays for ordinary individuals.
Note: In May, the average maximum UV index of 5 translate into the following recommendations:
Take precautions - Protection against sun damage is advised. The Sun's most intense and consequently most harmful UV radiation during midday hours should be decreased by minimizing exposure and seeking shade. Sun-protective clothing, a long-sleeved shirt and pants, a wide-brimmed hat, and UVA and UVB-blocking sunglasses are particularly helpful in blocking UV radiation's harmful effects.

What is the temperature in May in Springfield?

In May, in Springfield, the average high-temperature is 72.9°F (22.7°C), and the average low-temperature is 56.3°F (13.5°C).

What is the average humidity in May in Springfield?

In May, the average relative humidity in Springfield is 77%.

How many days does it rain in May in Springfield?

In Springfield, Illinois, in May, during 17.1 rainfall days, 2.68" (68mm) of precipitation is typically accumulated.

Does it snow in Springfield in May?

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

When it does not snow in Springfield?

May through October are months without snowfall in Springfield, Illinois.

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

In May, the average length of the day in Springfield is 14.4h.

How many hours of sunshine does Springfield have in May?

In May, the average sunshine in Springfield, Illinois, is 9.3h.

What is the UV index intensity in May in Springfield?

In May, the average daily maximum UV index in Springfield is 5. A UV Index value of 3 to 5 symbolizes a medium health risk from unsafe exposure to the Sun's UV rays.
Average temperature in May - Springfield, IL
  • Average high temperature in May: 72.9°F

The warmest month (with the highest average high temperature) is July (82.8°F).
The month with the lowest average high temperature is January (33.4°F).

  • Average low temperature in May: 56.3°F

The month with the highest average low temperature is July (66°F).
The coldest month (with the lowest average low temperature) is January (20.8°F).

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

The month with the highest relative humidity is July (84%).
The month with the lowest relative humidity is October (70%).

Average rainfall in May - Springfield, IL
  • Average rainfall in May: 2.68"

The wettest month (with the highest rainfall) is June (2.72").
The driest month (with the lowest rainfall) is December (1.18").

Average rainfall days in May - Springfield, IL
  • Average rainfall days in May: 17.1 days

The month with the highest number of rainy days is May (17.1 days).
The month with the lowest number of rainy days is February (5.8 days).

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

The month with the highest snowfall is January (2.24").
Months with the lowest snowfall are May, June, July, August, September and October (0").

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

The month with the highest number of snowfall days is January (9.5 days).
Months with the lowest number of snowfall days are May, June, July, August and September (0 days).

Average daylight in May / Average sunshine in May - Springfield, IL
  • Average daylight in May: 14.4h

The month with the longest days is June (Average daylight: 15h).
The month with shortest days is December (Average daylight: 9.4h).

  • Average sunshine in May: 9.3h

The month with most sunshine is June (Average sunshine: 10.4h).
The month with least sunshine is January (Average sunshine: 4.2h).

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

Months with the highest UV index are June, July and August (UV index 6).
Months with the lowest UV index are January, February, November and December (UV index 2).