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Rhône: 12.1 °C at Genève, Halle de l'Île river temperature · FOEN gauge 2.7 km away · 14.11. 11h
Temperature · last 4 and next 28 hours
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Two-week trend.
Sunrise –, golden light until –
Sunset –, golden light from –
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Daily maximum — protection advised from 3.
Snow settles about 300 m below it.
Neighbouring municipalities, as the crow flies.
Today (Saturday 14 Nov) in Le Grand-Saconnex: light rain, 4 to 7 °C, precipitation 0.5 mm (64 %), wind up to 14 km/h. Tomorrow: rain, 6 to 14 °C.
| Day | Weather | Min | Max | Precip. | Wind |
|---|---|---|---|---|---|
| Today | light rain | 4 °C | 7 °C | 0.5 mm | 14 km/h |
| Tomorrow | rain | 6 °C | 14 °C | 18.2 mm | 20 km/h |
| Mon 16 Nov | showers | 9 °C | 12 °C | 1.2 mm | 21 km/h |
| Tue 17 Nov | rain | 10 °C | 14 °C | 13.4 mm | 24 km/h |
| Wed 18 Nov | light rain | 10 °C | 13 °C | 7.9 mm | 28 km/h |
| Thu 19 Nov | light rain | 9 °C | 13 °C | 7.8 mm | 21 km/h |
| Fri 20 Nov | light rain | 4 °C | 9 °C | 3.2 mm | 25 km/h |
Today in Le Grand-Saconnex: 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 Le Grand-Saconnex, hour by hour: partly cloudy in the morning, partly cloudy in the afternoon, overcast in the evening. Low 4 °C around 08:00, high 7 °C around 16:00. Rain from 21:00 to 00:00.
| Time | Weather | Temp. | Precip. | Wind |
|---|---|---|---|---|
| 00:00 | overcast | 6 °C | 0.0 mm | 14 km/h |
| 01:00 | overcast | 5 °C | 0.0 mm | 14 km/h |
| 02:00 | overcast | 5 °C | 0.0 mm | 13 km/h |
| 03:00 | overcast | 5 °C | 0.0 mm | 11 km/h |
| 04:00 | overcast | 5 °C | 0.0 mm | 12 km/h |
| 05:00 | overcast | 4 °C | 0.0 mm | 12 km/h |
| 06:00 | overcast | 4 °C | 0.0 mm | 12 km/h |
| 07:00 | partly cloudy | 4 °C | 0.0 mm | 12 km/h |
| 08:00 | overcast | 4 °C | 0.0 mm | 11 km/h |
| 09:00 | partly cloudy | 4 °C | 0.0 mm | 10 km/h |
| 10:00 | overcast | 5 °C | 0.0 mm | 12 km/h |
| 11:00 | partly cloudy | 5 °C | 0.0 mm | 10 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 | partly cloudy | 7 °C | 0.0 mm | 9 km/h |
| 15:00 | mostly sunny | 7 °C | 0.0 mm | 8 km/h |
| 16:00 | overcast | 7 °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 | 5 km/h |
| 19:00 | overcast | 7 °C | 0.0 mm | 3 km/h |
| 20:00 | overcast | 7 °C | 0.0 mm | 1 km/h |
| 21:00 | light rain | 7 °C | 0.1 mm | 1 km/h |
| 22:00 | light rain | 7 °C | 0.2 mm | 3 km/h |
| 23:00 | light rain | 7 °C | 0.2 mm | 3 km/h |
Today, Saturday 14 Nov in Le Grand-Saconnex: light rain, 4 to 7 °C, wind up to 14 km/h. Precipitation expected: 0.5 mm, 64 % probability. A day in line with the climate normal for November in Le Grand-Saconnex (6.1 °C average over 1991-2020).
Tomorrow, Sunday 15 Nov, in Le Grand-Saconnex: rain, 6 to 14 °C, wind up to 20 km/h. Precipitation expected: 18.2 mm, 100 % probability.
Today in Le Grand-Saconnex (435 m): 4 to 7 °C. Tomorrow: 6 to 14 °C. Over the next 7 days, highs range from 7 to 14 °C, averaging 12 °C.
This weekend in Le Grand-Saconnex: Saturday light rain, 4 to 7 °C; Sunday rain, 6 to 14 °C.
Yes: 6 days with precipitation are expected in Le Grand-Saconnex over the next 7 days, 52.2 mm in total. Wettest day: Sunday 15 Nov (18.2 mm).
Today in Le Grand-Saconnex (435 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 Le Grand-Saconnex: Saturday 14 Nov, light rain, up to 7 °C.
In Le Grand-Saconnex (435 m), the mean annual temperature is 11.0 °C. The warmest month is July (20.6 °C on average) and the coldest January (2.1 °C). About 932 mm of precipitation falls per year, peaking in October (94 mm) with a minimum in February (56 mm). The sun shines for about 1932 hours a year, mostly in July (271 h). On average there are 69 frost days and 18 hot days (≥ 30 °C) per year. The mean monthly maximum reaches 33.3 °C and the absolute minimum −7.0 °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 | 2.1 °C | 12.2 °C | −7.0 °C | 73 | 64 | 19 | 0 |
| Feb | 2.9 °C | 14.5 °C | −6.3 °C | 56 | 101 | 17 | 0 |
| Mar | 6.8 °C | 19.6 °C | −3.6 °C | 62 | 167 | 8 | 0 |
| Apr | 10.5 °C | 23.6 °C | −0.6 °C | 66 | 192 | 1 | 1 |
| May | 14.6 °C | 27.9 °C | 3.4 °C | 77 | 216 | 0 | 4 |
| Jun | 18.5 °C | 31.6 °C | 7.3 °C | 82 | 247 | 0 | 14 |
| Jul | 20.6 °C | 33.3 °C | 9.6 °C | 78 | 271 | 0 | 21 |
| Aug | 20.0 °C | 32.8 °C | 8.9 °C | 80 | 246 | 0 | 18 |
| Sep | 15.7 °C | 27.7 °C | 5.3 °C | 87 | 190 | 0 | 6 |
| Oct | 11.3 °C | 22.2 °C | 1.2 °C | 94 | 121 | 1 | 0 |
| Nov | 6.1 °C | 16.8 °C | −3.3 °C | 88 | 68 | 7 | 0 |
| Dec | 2.9 °C | 12.5 °C | −6.0 °C | 89 | 49 | 15 | 0 |
| Year | 11.0 °C | 33.3 °C | −7.0 °C | 932 | 1932 | 69 | 64 |
Le Grand-Saconnex sits at around 435 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 Le Grand-Saconnex is July, averaging 20.6 °C; the coldest is January, at 2.1 °C. The annual mean is 11.0 °C (MeteoSwiss 1991–2020 normals, reference station Genève / Cointrin).
Le Grand-Saconnex receives about 932 mm of precipitation a year, or 78 mm a month on average. The wettest month is October (94 mm) and the driest February (56 mm), according to the MeteoSwiss 1991–2020 normals.
Le Grand-Saconnex averages 69 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 Le Grand-Saconnex. The sunniest month is July (271 h) and the least sunny December (49 h), according to the MeteoSwiss 1991–2020 normals.
In Le Grand-Saconnex, the monthly mean rises from 2.1 °C in January to 20.6 °C in July: a 18.5 °C gap between the coldest and the warmest month. Absolute extremes over 1991–2020 range from −7.0 °C to 33.3 °C.
For warmth and sunshine: July (20.6 °C on average, 271 h of sun). To avoid rain, February is the driest month (56 mm). The coldest month is January (2.1 °C).
Source: MeteoSwiss open data (1991–2020 normals) — stations Genève / Cointrin (2 km, 411 m), Nyon / Changins (21 km, 458 m), La Dôle (22 km, 1670 m), adjusted to the elevation of Le Grand-Saconnex (435 m) using a 0.55 °C/100 m lapse rate. Indicative, rounded values.