| < May >
|Normal Max/ High Temperature
|Min/ Low Temperature
|Number of Wet Days (probability of rain on a day)
|Average Sunlight per day
|Average Daylight per day
|Sunny (Cloudy) Daylight Hours
|Sun altitude at solar noon on the 21st day.
- The average temperature in Cairo, Illinois in May is warm at 20.5 °C (68.9 °F).
- Afternoons can be hot with average high temperatures reaching 26 °C (78.8 °F).
- Overnight temperatures are generally mild with an average low of 15 °C (59 °F).
- The range/ variation of daily mean temperatures in May is 11 °C (19.8 °F).
- The weather in May is hardly dry with rain now and again. Circa 112mm (4.4in) of water tumbles during an average of 11 days.
- The skies in Cairo, Illinois are sunny having an average of a considerable 9:17 of splendid solar radiation per day.
- The shortest day is 13:41 long and the longest day is 14:30 long with an average length of 14:08.
- There are approximately 4:41 per day when bright sunshine is absent due to cloud, haze or the sun being too low on the horizon to register.
- It is sunny approximately 66.5% of daylight hours and cloudy 33.5% of daylight hours.
Check the distance to and compare the Cairo, Illinois May averages with somewhere beginning with:
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Weather Trend Graph for May in Cairo, Illinois, Usa
Navigate to May Weather in Locations Surrounding Cairo, Illinois:
- Mcleansboro, Il, Usa - 133.7 kms (83.1 miles) NNE
- Evansville/ Regional, In, Usa - 185.4 kms (115.2 miles) NE
- Mt Vernon, Il, Usa - 112.2 kms (69.7 miles) N
- Duquoin, Il, Usa - 112.2 kms (69.7 miles) N
- Princeton, In, Usa - 151.5 kms (94.2 miles) NE
- Harrisburg, Il, Usa - 112.2 kms (69.7 miles) N
- Hopkinsville, Ky, Usa - 149.9 kms (93.1 miles) E
- Dickson, Tn, Usa - 189.2 kms (117.6 miles) ESE
- Dover, Tn, Usa - 152.4 kms (94.7 miles) SE
- Jackson, Tn, Usa - 157.3 kms (97.7 miles) SSE