Cool
Average highs are around 19°C, so pack for cooler days.
April verdict
Mount Vernon, Illinois, United States in April
Weather score43Mixed
Mixed for holiday weather
Average highs are around 19°C, so pack for cooler days. Sunshine averages 7.6h per day, enough for a balanced month. Rainfall averages 106mm, so some wet days are possible.
April weather
Monthly averages
Temp
19°C
Rain
106mm
Sun
7.6h
Weather score
43
Mixed
Seasonal climate calendar
TemperatureTemp
RainRain
SunSun
Weather scoreWeather score
Trip feel
Showers
Rainfall averages 106mm, so some wet days are possible.
Some sun
Sunshine averages 7.6h per day, enough for a balanced month.
Map
Weather map
Compare Mount Vernon, Illinois, United States with nearby places by weather score, rain, sun, temperature, and swim conditions.
Temperature
April19°C average high
April is close to Mount Vernon's yearly temperature average, giving a typical read on daytime heat.
Warmest monthsMay to September
This stretch sets the upper range for average daytime heat.
Rain
April106mm average rain
April is wetter than Mount Vernon's yearly average, so flexible plans matter more.
Driest monthsJanuary to February, June, and August to October
This is the drier part of the year, when outdoor plans usually need less weather flexibility.
Sun
April7.6 hours average sun
April sits close to Mount Vernon's yearly sunshine average, so it is a middle-of-the-pack month for bright days.
Brightest monthsMay to August
This stretch has the strongest sunshine in the monthly averages.
Weather score
April43 weather score
April scores below Mount Vernon's yearly average, so the weather trade-offs are more noticeable.
Best weather monthsJune to August
These months have the strongest weather score in the monthly averages.
