Warm
Average highs sit around 26°C, giving warm days by monthly-average standards.
September verdict
Danville, Illinois, United States in September
Weather score67Good
Good for holiday weather
Average highs sit around 26°C, giving warm days by monthly-average standards. Sunshine averages 7.9h per day, enough for a balanced month. Rainfall averages 80mm, which is relatively low for holiday planning.
September weather
Monthly averages
Temp
26°C
Rain
80mm
Sun
7.9h
Weather score
67
Good
Seasonal climate calendar
TemperatureTemp
RainRain
SunSun
Weather scoreWeather score
Trip feel
Drier
Rainfall averages 80mm, which is relatively low for holiday planning.
Some sun
Sunshine averages 7.9h per day, enough for a balanced month.
Map
Weather map
Compare Danville, Illinois, United States with nearby places by weather score, rain, sun, temperature, and swim conditions.
Temperature
September26°C average high
September sits in the warmer part of the year, so midday sightseeing can feel heavier than in cooler months.
Warmest monthsMay to September
This stretch sets the upper range for average daytime heat.
Rain
September80mm average rain
September sits near Danville's yearly rainfall average, so rain is a normal planning factor rather than an outlier.
Driest monthsJanuary to March, September to October, and December
This is the drier part of the year, when outdoor plans usually need less weather flexibility.
Sun
September7.9 hours average sun
September sits close to Danville'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
September67 weather score
September scores above Danville's yearly average, so the overall weather mix is stronger than most months.
Best weather monthsJune to August
These months have the strongest weather score in the monthly averages.
