20 Places With Weather Like O'Fallon, Illinois
O'Fallon, Illinois has hot summers and cold winters, with rain spread through the year, highs between 39°F (4°C) and 88°F (31°C) and 40 in (1027 mm) of rain a year. These 20 cities have the closest month-by-month highs, lows, rain, humidity and sunshine of any with 25,000+ people, with seasons lined up across hemispheres. Goryachiy Klyuch, Russia comes out on top at 88%; they span 9 countries.
The 20 closest climates outside the United States
- 🇷🇺Goryachiy KlyuchKrasnodar Krai, Russia · Pop. 28k88%matchMilder wintersLess sunO'Fallon vs Goryachiy Klyuch →
- 🇷🇸ŠabacCentral Serbia, Serbia · Pop. 55k86%matchMilder wintersLess sunO'Fallon vs Šabac →
- 🇷🇴Târgu JiuGorj County, Romania · Pop. 74k86%matchDrier overallLess sunO'Fallon vs Târgu Jiu →
- 🇧🇦PrijedorSrpska, Bosnia and Herzegovina · Pop. 36k86%matchMilder wintersLess sunO'Fallon vs Prijedor →
- 🇷🇺LabinskKrasnodar Krai, Russia · Pop. 62k86%matchLess sunCooler summersO'Fallon vs Labinsk →
- 🇧🇦BrčkoBosnia and Herzegovina · Pop. 39k85%matchLess sunCooler summersO'Fallon vs Brčko →
- 🇷🇸BelgradeCentral Serbia, Serbia · Pop. 1.3M84%matchMilder wintersDrier overallO'Fallon vs Belgrade →
- 🇹🇷ArtvinTurkey · Pop. 26k84%matchCooler summersMilder wintersO'Fallon vs Artvin →
- 🇧🇬VratsaBulgaria · Pop. 50k84%matchDrier summersCooler summersO'Fallon vs Vratsa →
- 🇷🇸PožarevacCentral Serbia, Serbia · Pop. 42k83%matchDrier overallMilder wintersO'Fallon vs Požarevac →
- 🇷🇺MaykopAdygeya Republic, Russia · Pop. 142k83%matchLess sunCooler summersO'Fallon vs Maykop →
- 🇭🇷KarlovacCroatia · Pop. 42k83%matchLess sunCooler summersO'Fallon vs Karlovac →
- 🇷🇴CraiovaDolj, Romania · Pop. 234k83%matchDrier overallLess sunO'Fallon vs Craiova →
- 🇧🇦SarajevoFederation of B&H, Bosnia and Herzegovina · Pop. 697k83%matchCooler summersLess sunO'Fallon vs Sarajevo →
- 🇮🇹NovaraPiedmont, Italy · Pop. 102k83%matchMilder wintersCooler summersO'Fallon vs Novara →
- 🇷🇸NišCentral Serbia, Serbia · Pop. 250k82%matchDrier summersMilder wintersO'Fallon vs Niš →
- 🇧🇦Banja LukaSrpska, Bosnia and Herzegovina · Pop. 221k82%matchMilder wintersCooler summersO'Fallon vs Banja Luka →
- 🇷🇸KruševacCentral Serbia, Serbia · Pop. 75k82%matchDrier summersMilder wintersO'Fallon vs Kruševac →
- 🇷🇸ValjevoCentral Serbia, Serbia · Pop. 61k82%matchCooler summersLess sunO'Fallon vs Valjevo →
- 🇨🇦WindsorOntario, Canada · Pop. 230k82%matchLess sunCooler summersO'Fallon vs Windsor →
↻ = seasons flipped: a city across the equator is compared six months apart, so its January lines up with O'Fallon's July.
On the map
Like O'Fallon, but…
Like O'Fallon, but warmer
See more →- 🇨🇳Lu’anAnhui, China · Pop. 1.6M91%matchMilder wintersDrier wintersO'Fallon vs Lu’an →
- 🇨🇳HefeiAnhui, China · Pop. 9.5M91%matchMilder wintersWetter summersO'Fallon vs Hefei →
- 🇨🇳MachengHubei, China · Pop. 435k88%matchMilder wintersDrier wintersO'Fallon vs Macheng →
- 🇨🇳ChaohuAnhui, China · Pop. 138k87%matchMilder wintersWetter summersO'Fallon vs Chaohu →
- 🇨🇳XinzhouHubei, China · Pop. 79k87%matchMilder wintersWetter summersO'Fallon vs Xinzhou →
Like O'Fallon, but drier
See more →- 🇧🇬TargovishteBulgaria · Pop. 35k91%matchDrier summersMilder wintersO'Fallon vs Targovishte →
- 🇷🇴CraiovaDolj, Romania · Pop. 234k90%matchDrier overallLess sunO'Fallon vs Craiova →
- 🇷🇴Târgu JiuGorj County, Romania · Pop. 74k90%matchDrier overallLess sunO'Fallon vs Târgu Jiu →
- 🇧🇬VratsaBulgaria · Pop. 50k90%matchDrier summersCooler summersO'Fallon vs Vratsa →
- 🇷🇸ŠabacCentral Serbia, Serbia · Pop. 55k89%matchMilder wintersLess sunO'Fallon vs Šabac →
Like O'Fallon, but sunnier
See more →- 🇹🇷BartınTurkey · Pop. 82k80%matchMilder wintersDrier summersO'Fallon vs Bartın →
- 🇮🇳AnantnagJammu and Kashmir, India · Pop. 151k77%matchMilder wintersMore sunO'Fallon vs Anantnag →
- 🇹🇷DüzceTurkey · Pop. 194k74%matchMilder wintersDrier summersO'Fallon vs Düzce →
- 🇹🇷BoyabatSinop, Turkey · Pop. 28k70%matchDrier summersMilder wintersO'Fallon vs Boyabat →
- 🇹🇷VezirköprüSamsun, Turkey · Pop. 25k68%matchDrier summersMilder wintersO'Fallon vs Vezirköprü →