May Weather in De Kalb

Last updated: March 2, 2024

The weather in De Kalb, United States, during May is characterized by an average temperature of 23°C (74°F). Highs can soar to 34°C (93°F), while lows may dip to 10°C (51°F). Typically, the humidity level in De Kalb throughout May hovers around 82%.

10°C (51°F)

Minimum temperature

23°C (74°F)

Average temperature

34°C (93°F)

Maximum temperature

82%

Humidity

Precipitation and Sunshine hours

In May, De Kalb averages 120 mm (4.7 inches) of rainfall, typically over the course of 12 rainy days. The month enjoys an average of 13 hours 50 minutes of daylight, with the sun shining for approximately 9 hours 55 minutes each day. Additionally, there is a 35% probability of sunny days during this period.

120 mm (4.7 inches)

Precipitation

12 rainy days

Rainy days

9 hours 55 minutes

Sunshine hours

35%

Chance of sun

UV Index

In May, the UV Index in De Kalb reaches a maximum of 11, indicating a level of Extreme exposure. The most intense UV radiation typically occurs between 12:00 and 14:00, during which unprotected skin may burn in as little as 10 minutes.

Average solar exposure data for the current time of the year. Actual values may vary and depend on many factors, such as cloud cover, vegetation cover, surface type, etc.
	07:00	08:00	09:00	10:00	11:00	12:00	13:00	14:00	15:00	16:00	17:00	18:00	19:00
UVI	1	2	4	7	9	11	11	10	8	5	3	1	1
Exposure	Low		Moderate	High	VeryHigh	Extreme		VeryHigh		Moderate		Low
Time to burn	45 min		30 min	25 min	15 min	10 min		15 min		30 min		45 min