Fly from
Fly to
Route
Depart
Return
Price
NewarkMarion
EWR - MWA
EWRMWA
Newark
Fri 12/13
8:30 am-6:50 pm
2 stops11h 20m
Marion Williamson County
Mon 12/16
2:00 pm-10:00 pm
1 stop7h 00m
In terms of precipitation, rainfall in Marion, Illinois ranges from 3.1 - 4.9 inches per month. May is typically the wettest month, when rainfall can reach 4.9 in. September is typically the driest time to visit Marion, Illinois when rainfall is around 3.1 in.
If weather is an important factor for your trip to Marion, Illinois, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 78.8 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 33.8 F).