Geneva, 426 m · continuously updated
Rhône: 12.1 °C at Genève, Halle de l'Île river temperature · FOEN gauge 4.2 km away · 14.11. 11h
Temperature · last 4 and next 28 hours
Updated hourly.
Two-week trend.
Sunrise –, golden light until –
Sunset –, golden light from –
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European index, measured continuously.
Daily maximum — protection advised from 3.
Snow settles about 300 m below it.
Neighbouring municipalities, as the crow flies.
Today (Saturday 14 Nov) in Onex: light rain, 4 to 8 °C, precipitation 0.5 mm (64 %), wind up to 12 km/h. Tomorrow: rain, 6 to 14 °C.
| Day | Weather | Min | Max | Precip. | Wind |
|---|---|---|---|---|---|
| Today | light rain | 4 °C | 8 °C | 0.5 mm | 12 km/h |
| Tomorrow | rain | 6 °C | 14 °C | 17.2 mm | 23 km/h |
| Mon 16 Nov | showers | 9 °C | 12 °C | 1.3 mm | 25 km/h |
| Tue 17 Nov | rain | 10 °C | 15 °C | 11.5 mm | 25 km/h |
| Wed 18 Nov | light rain | 10 °C | 13 °C | 6.1 mm | 25 km/h |
| Thu 19 Nov | showers | 8 °C | 12 °C | 14.2 mm | 23 km/h |
| Fri 20 Nov | showers | 2 °C | 8 °C | 4.8 mm | 21 km/h |
Today in Onex: rain from 21:00 to 00:00, 0.5 mm in total. The rest of the day should stay dry. The 15-minute detail for the next two hours is shown on demand.
Saturday 14 Nov in Onex, hour by hour: partly cloudy in the morning, overcast in the afternoon, overcast in the evening. Low 4 °C around 08:00, high 8 °C around 16:00. Rain from 21:00 to 00:00.
| Time | Weather | Temp. | Precip. | Wind |
|---|---|---|---|---|
| 00:00 | overcast | 6 °C | 0.0 mm | 11 km/h |
| 01:00 | overcast | 5 °C | 0.0 mm | 12 km/h |
| 02:00 | overcast | 5 °C | 0.0 mm | 10 km/h |
| 03:00 | overcast | 5 °C | 0.0 mm | 9 km/h |
| 04:00 | overcast | 5 °C | 0.0 mm | 10 km/h |
| 05:00 | overcast | 4 °C | 0.0 mm | 10 km/h |
| 06:00 | overcast | 4 °C | 0.0 mm | 11 km/h |
| 07:00 | partly cloudy | 4 °C | 0.0 mm | 11 km/h |
| 08:00 | overcast | 4 °C | 0.0 mm | 9 km/h |
| 09:00 | partly cloudy | 4 °C | 0.0 mm | 9 km/h |
| 10:00 | overcast | 5 °C | 0.0 mm | 10 km/h |
| 11:00 | partly cloudy | 5 °C | 0.0 mm | 9 km/h |
| 12:00 | partly cloudy | 6 °C | 0.0 mm | 9 km/h |
| 13:00 | partly cloudy | 7 °C | 0.0 mm | 9 km/h |
| 14:00 | overcast | 7 °C | 0.0 mm | 9 km/h |
| 15:00 | mostly sunny | 7 °C | 0.0 mm | 8 km/h |
| 16:00 | overcast | 8 °C | 0.0 mm | 7 km/h |
| 17:00 | overcast | 7 °C | 0.0 mm | 7 km/h |
| 18:00 | overcast | 7 °C | 0.0 mm | 4 km/h |
| 19:00 | overcast | 6 °C | 0.0 mm | 1 km/h |
| 20:00 | overcast | 6 °C | 0.0 mm | 2 km/h |
| 21:00 | light rain | 6 °C | 0.1 mm | 2 km/h |
| 22:00 | light rain | 6 °C | 0.2 mm | 2 km/h |
| 23:00 | light rain | 6 °C | 0.2 mm | 0 km/h |
Today, Saturday 14 Nov in Onex: light rain, 4 to 8 °C, wind up to 12 km/h. Precipitation expected: 0.5 mm, 64 % probability. A day in line with the climate normal for November in Onex (6.2 °C average over 1991-2020).
Tomorrow, Sunday 15 Nov, in Onex: rain, 6 to 14 °C, wind up to 23 km/h. Precipitation expected: 17.2 mm, 100 % probability.
Today in Onex (426 m): 4 to 8 °C. Tomorrow: 6 to 14 °C. Over the next 7 days, highs range from 8 to 15 °C, averaging 12 °C.
This weekend in Onex: Saturday light rain, 4 to 8 °C; Sunday rain, 6 to 14 °C.
Yes: 6 days with precipitation are expected in Onex over the next 7 days, 55.6 mm in total. Wettest day: Sunday 15 Nov (17.2 mm).
Today in Onex (426 m), the UV index peaks at 2 (low) around midday. No particular protection is needed. In the mountains, radiation rises by about 10 % per 1,000 m, and snow reflects up to 80 % of it.
The best day of the next 7 in Onex: Saturday 14 Nov, light rain, up to 8 °C.
In Onex (426 m), the mean annual temperature is 11.0 °C. The warmest month is July (20.5 °C on average) and the coldest January (2.3 °C). About 955 mm of precipitation falls per year, peaking in October (96 mm) with a minimum in February (59 mm). The sun shines for about 1932 hours a year, mostly in July (271 h). On average there are 68 frost days and 18 hot days (≥ 30 °C) per year. The mean monthly maximum reaches 33.0 °C and the absolute minimum −6.8 °C.
Mean monthly precipitation (mm) — bar height relative to the wettest month.
| Month | Mean T | Abs. max | Abs. min | Precip. (mm) | Sunshine (h) | Frost days | Summer days |
|---|---|---|---|---|---|---|---|
| Jan | 2.3 °C | 12.3 °C | −6.8 °C | 76 | 64 | 19 | 0 |
| Feb | 3.0 °C | 14.4 °C | −6.2 °C | 59 | 101 | 17 | 0 |
| Mar | 6.8 °C | 19.4 °C | −3.5 °C | 64 | 167 | 8 | 0 |
| Apr | 10.4 °C | 23.4 °C | −0.5 °C | 67 | 192 | 1 | 1 |
| May | 14.5 °C | 27.7 °C | 3.5 °C | 79 | 215 | 0 | 4 |
| Jun | 18.4 °C | 31.3 °C | 7.4 °C | 83 | 247 | 0 | 14 |
| Jul | 20.5 °C | 33.0 °C | 9.7 °C | 80 | 271 | 0 | 21 |
| Aug | 20.0 °C | 32.5 °C | 9.1 °C | 81 | 246 | 0 | 18 |
| Sep | 15.8 °C | 27.5 °C | 5.4 °C | 88 | 190 | 0 | 6 |
| Oct | 11.4 °C | 22.2 °C | 1.4 °C | 96 | 121 | 1 | 0 |
| Nov | 6.2 °C | 16.9 °C | −3.1 °C | 90 | 68 | 7 | 0 |
| Dec | 3.1 °C | 12.7 °C | −5.8 °C | 93 | 50 | 15 | 0 |
| Year | 11.0 °C | 33.0 °C | −6.8 °C | 955 | 1932 | 68 | 64 |
Onex sits at around 426 m above sea level in the canton of Geneva. This elevation directly affects temperatures, the rain-snow line and snow cover: on average, the temperature drops by about 0.55 °C per 100 m of altitude.
The warmest month in Onex is July, averaging 20.5 °C; the coldest is January, at 2.3 °C. The annual mean is 11.0 °C (MeteoSwiss 1991–2020 normals, reference station Genève / Cointrin).
Onex receives about 955 mm of precipitation a year, or 80 mm a month on average. The wettest month is October (96 mm) and the driest February (59 mm), according to the MeteoSwiss 1991–2020 normals.
Onex averages 68 frost days a year, most of them in January (19 days). Conversely, 64 summer days exceed 25 °C, 18 of them above 30 °C. Mean values from the MeteoSwiss 1991–2020 normals.
The sun shines for about 1932 hours a year in Onex. The sunniest month is July (271 h) and the least sunny December (50 h), according to the MeteoSwiss 1991–2020 normals.
In Onex, the monthly mean rises from 2.3 °C in January to 20.5 °C in July: a 18.2 °C gap between the coldest and the warmest month. Absolute extremes over 1991–2020 range from −6.8 °C to 33.0 °C.
For warmth and sunshine: July (20.5 °C on average, 271 h of sun). To avoid rain, February is the driest month (59 mm). The coldest month is January (2.3 °C).
Source: MeteoSwiss open data (1991–2020 normals) — stations Genève / Cointrin (8 km, 411 m), Nyon / Changins (27 km, 458 m), La Dôle (28 km, 1670 m), adjusted to the elevation of Onex (426 m) using a 0.55 °C/100 m lapse rate. Indicative, rounded values.