Geneva, Switzerland
Onex
Onex is a small town in Geneva, Switzerland, 426 m above sea level. It has a population of about 18,915 (2024). The climate is classified as oceanic (Köppen Cfb), with rain spread through the year and no real dry season.
Now10°C
Best timeMay–Jun · Sep
Population18,915
Local time18:39
46.18° N, 6.10° EElevation 426 mUTC+1 · Central European Standard Time
Postal codes1211–1213October: high / low16° / 7°
Rain this month114mm
Best timeMay–Jun · Sep
Best: May–Jun · Sep. Warmth, sunshine and dry days, month by month.
Onex at a glance
Sunrise · sunset07:08 · 17:3210 h 24 min of daylightThe moon tonightFull moon99% · Moonrise 17:47Next holiday25 DecemberChristmas DayNext eclipse21 Feb 2027Penumbral lunar eclipse
Best time to visitMay–Jun · Sep
The months with the highest weather score
Warmest month27°C
Average high in July
Coolest month-1°C
Average low in January
Wettest monthMay
98 mm of rain
Driest monthFebruary
71 mm of rain
Monuments nearby10+
1 of them World Heritage
Weather in Onex
Now and the next ten days. The 14 and 30-day outlooks are one click away.
10°C
Today hour by hourClear · wind 2 km/h · humidity 80%
Today26 Oct14°2°
Tue27 Oct18°8°
Wed28 Oct14°9°0.7 mm
Thu29 Oct13°7°
Fri30 Oct15°6°
Sat31 Oct13°5°
Sun1 Nov10°3°
Mon2 Nov9°3°
Tue3 Nov8°4°
When to go to Onex
Each month's weather score (warmth, sun, dry days) with its temperatures and rain.
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Score | 23 | 29 | 38 | 61 | 64 | 66 | 59 | 63 | 71 | 56 | 21 | 20 |
| High | 6° | 8° | 13° | 17° | 21° | 25° | 27° | 26° | 22° | 16° | 10° | 6° |
| Low | -1° | -1° | 2° | 5° | 9° | 13° | 14° | 14° | 11° | 7° | 3° | 0° |
| Rain (mm) | 83 | 71 | 84 | 80 | 98 | 89 | 83 | 88 | 101 | 114 | 95 | 106 |
| Wet days | 13 | 11 | 13 | 12 | 16 | 14 | 14 | 13 | 12 | 13 | 13 | 14 |
What's on in Onex
Concerts, football matches, the public holidays ahead and the town's festivals through the year.
Monuments and museums in Onex
2.9 km
Carouge
2.2 km
Le Lignon2.2 km
Pont Butin2.9 km
Church of the Holy Cross
2.9 km
FONSART3 km
Fonds cantonal d'art contemporain, Genève
Museum4 km
Maison Tavel (collection)Built 1986
Museum3.1 km
Geneva Ethnography MuseumBuilt 1901More museums: Musée des EAN
Outdoors around Onex
Hiking routes from the town, and what there is to do within 15 km: huts, viewpoints, climbing, camping, ski areas and dive sites.
Huguenots and Waldensian trail
23.7 km406 m6 h 55 min
T1Sentier du Rhône
20.4 km460 m5 h 25 min
Via Lugdunum
20.5 km337 m6 h 5 min
T1
Lancy Pont-Rouge - Les Verjus
0.7 km20 m15 min
Domaine de la ColombièreCamp sites
0.4 kmBoulder CarrouselClimbing
0.6 kmLe Grand Parc d'AndillyTheme parks
0.7 kmTCS Camping Genève - VésenazCamp sites
0.9 kmCentre Aquatique Au Fil de l'OWater parks
0.9 kmLe Hameau du Père NoëlTheme parks
1.1 kmLa CroisetteSki area · 1 km of pistes · 1 lifts
8.9 kmMenthièresSki area · 2 km of pistes · 4 lifts
19 kmMijoux - La FaucilleSki area · 17 km of pistes · 7 lifts
21 kmLes MoussièresSki area · 2 km of pistes · 2 lifts
21 kmLac Léman-Le Creux-de-GenthodDive site
10 kmLac Léman-Le ParadisDive site
10 kmLac Léman-Le BoeschDive site
10 kmPlage d'HermanceDive site
17 kmNature around Onex
Wildlife in October
The birds and mammals of Switzerland seen most this month, compared with the rest of their year.
The sky over Onex
Earthquakes around Onex
The last 30 days within 300 km, and the record since 1950.
Last 30 days0magnitude 2.5+ within 300 kmSince 19504magnitude 5+ within 150 kmSignificant earthquakes on record62within 300 km
Strongest nearby since 1950
5.5Gsteig 3 km ↓1954 · 91 km
5.5Usseglio 5 km ←1983 · 135 km
5.4Lauenen 8 km ↘1954 · 99 km
5.1Lect 2 km ↓1971 · 39 km
Towns and villages around Onex
Each with its own page: weather, climate and the best time to visit.
Les Charrotons1.2 kmAïre1.3 kmGrand-Lancy1.7 kmConfignon1.8 kmPlan-les-Ouates2.1 kmLoëx2.2 kmBernex2.2 kmCarouge2.9 kmPerly-Certoux3.1 kmLully3.2 kmSaconnex d'Arve Dessus3.3 kmBoi de Bay3.5 kmPinchat3.5 kmCertoux3.6 kmBardonnex3.6 kmChez Ferrand3.7 kmCompesières3.8 kmGeneva3.9 kmVernier3.9 kmTroinex4.2 kmSézenove4.2 kmCharrot4.2 kmLes Avanchets4.2 kmPinchat la Tour4.3 kmTreulaz4.6 kmAire-la-Ville4.6 kmCointrin4.8 kmLa Petite Grave4.8 kmLandecy4.9 kmVessy5 kmLa Croix-de-Rozon5 kmPeney5.1 kmLa Mure5.3 kmConches5.5 kmLe Grand-Saconnex5.5 kmMeyrin5.8 kmSatigny6.2 kmLaconnex6.2 kmLa Boverie6.3 kmVerbois6.3 kmPregny6.4 kmSoral6.4 kmCartigny6.4 kmVillette6.5 kmVeyrier6.6 kmBourdigny6.6 kmChêne-Bougeries6.7 kmMategnin6.7 kmRussin6.8 kmPeissy6.9 kmCologny7 kmChêne-Bourg7.2 kmChoully7.2 kmChambésy7.4 kmThônex7.5 kmAvully7.7 kmLa Plaine7.8 kmColovrex8.3 kmDardagny8.4 kmAvusy8.5 kmSézegnin8.6 kmGennecy8.7 kmVandœuvres8.8 kmBellevue9.1 kmMalval9.1 kmVésenaz9.6 kmLa Capite9.8 kmCollex9.9 kmGenthod10 kmPuplinge10 kmCollonge-Bellerive11 kmChoulex11 kmChancy11 kmBossy11 kmSt-Maurice12 kmVersoix12 kmMeinier12 kmPresinge12 kmPort-de-Corsier13 kmCorsier13 km
Onex from above
Around Onex45 places to see, do and reach nearby
ArveNature2.3 kmVersoixNature11 kmAllondonNature7.2 kmMenogeNature11 kmAire riverNature2.6 kmDrizeNature2.0 kmÎle RousseauNature4.3 kmL'Île (Geneva)Nature3.9 kmPointe BlancheMountain34 kmPic de JallouvreMountain34 kmPointe du MidiMountain35 kmGrand BargyMountain35 kmPointe de BalafrasseMountain34 kmPointe DzératMountain35 kmLa CroisetteSki area8.9 kmMenthièresSki area19 kmMijoux - La FaucilleSki area21 kmLes MoussièresSki area21 kmLac Léman-Le Creux-de-GenthodDive site10 kmLac Léman-Le ParadisDive site10 kmLac Léman-Le BoeschDive site10 kmCarougeMonument2.9 kmLe LignonMonument2.1 kmPont ButinMonument2.2 kmChurch of the Holy CrossMonument2.9 kmFONSARTMonument2.9 kmFonds cantonal d'art contemporain, GenèveMonument3.0 kmImmeuble ClartéMonument4.5 kmPalace of NationsMonument5.6 kmMaison Tavel (collection)Museum4.0 kmGeneva Ethnography MuseumMuseum3.1 kmMusée RathMuseum3.7 kmMAMCOMuseum3.2 kmLes DélicesMuseum3.6 kmLancy-Pont-RougeStation1.8 kmLancy-BachetStation2.4 kmGenève-StadeStation2.0 kmOnexFerry port1.0 kmDébarcadère de l'IleFerry port3.8 kmGenevaPlace3.9 kmNyonPlace25 kmAnnemassePlace10 kmVernierPlace3.9 kmMeyrinPlace5.8 kmCarougePlace2.9 km
Postal codes
1211–1213
Getting to Onex
Geneva International AirportGVA
6 kmAnnecy Meythet airportNCY
28 kmChambéry Aix les Bains airportCMF
63 kmLancy-Pont-RougeRailway station
1.8 kmLancy-BachetRailway station
2.4 kmGenève-StadeRailway station
2 kmOnexFerry port
1 kmDébarcadère de l'IleFerry port
3.8 kmPlaces near Onex
Places with a climate like Onex
Matched month by month on temperature, rain and sunshine.
Frequently asked questions
When is the best time to visit Onex?
Based on 30-year climate normals, May, June and September offer the best balance of comfortable temperatures, low rainfall and sunshine in Onex.
What is the hottest month in Onex?
July is the warmest month, with average highs of 27°C and lows of 14°C.
What is the coldest month in Onex?
January is the coldest month, with average highs of 6°C and lows of -1°C.
What is the rainiest month in Onex?
May is the wettest month with about 98 mm of precipitation on 16 wet days.
What is the postal code of Onex?
Onex has 3 postal codes: 1211–1213.