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Temperature · last 4 and next 28 hours
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Today (Sunday 27 Sep) in Collonge-Bellerive: partly cloudy, 12 to 28 °C, precipitation 0.0 mm (0 %), wind up to 10 km/h. Tomorrow: overcast, 15 to 27 °C.
| Day | Weather | Min | Max | Precip. | Wind |
|---|---|---|---|---|---|
| Today | partly cloudy | 12 °C | 28 °C | 0.0 mm | 10 km/h |
| Tomorrow | overcast | 15 °C | 27 °C | 0.0 mm | 6 km/h |
| Tue 29 Sep | overcast | 15 °C | 26 °C | 0.1 mm | 9 km/h |
| Wed 30 Sep | light rain | 17 °C | 20 °C | 2.4 mm | 5 km/h |
| Thu 1 Oct | rain | 16 °C | 20 °C | 19.1 mm | 6 km/h |
| Fri 2 Oct | overcast | 18 °C | 22 °C | 0.0 mm | 13 km/h |
| Sat 3 Oct | overcast | 17 °C | 22 °C | 0.9 mm | 7 km/h |
No rain expected in Collonge-Bellerive today or tomorrow. The 15-minute detail for the next two hours is shown on demand.
Sunday 27 Sep in Collonge-Bellerive, hour by hour: sunny in the morning, sunny in the afternoon, mostly sunny in the evening. Low 12 °C around 08:00, high 28 °C around 17:00. No rainy hour.
| Time | Weather | Temp. | Precip. | Wind |
|---|---|---|---|---|
| 00:00 | sunny | 15 °C | 0.0 mm | 6 km/h |
| 01:00 | sunny | 15 °C | 0.0 mm | 6 km/h |
| 02:00 | sunny | 14 °C | 0.0 mm | 6 km/h |
| 03:00 | sunny | 14 °C | 0.0 mm | 5 km/h |
| 04:00 | sunny | 14 °C | 0.0 mm | 5 km/h |
| 05:00 | sunny | 13 °C | 0.0 mm | 5 km/h |
| 06:00 | sunny | 13 °C | 0.0 mm | 5 km/h |
| 07:00 | sunny | 13 °C | 0.0 mm | 5 km/h |
| 08:00 | sunny | 12 °C | 0.0 mm | 5 km/h |
| 09:00 | sunny | 14 °C | 0.0 mm | 3 km/h |
| 10:00 | sunny | 17 °C | 0.0 mm | 2 km/h |
| 11:00 | sunny | 19 °C | 0.0 mm | 2 km/h |
| 12:00 | sunny | 22 °C | 0.0 mm | 2 km/h |
| 13:00 | sunny | 24 °C | 0.0 mm | 4 km/h |
| 14:00 | sunny | 26 °C | 0.0 mm | 9 km/h |
| 15:00 | sunny | 28 °C | 0.0 mm | 10 km/h |
| 16:00 | sunny | 28 °C | 0.0 mm | 11 km/h |
| 17:00 | partly cloudy | 28 °C | 0.0 mm | 12 km/h |
| 18:00 | partly cloudy | 28 °C | 0.0 mm | 10 km/h |
| 19:00 | partly cloudy | 26 °C | 0.0 mm | 7 km/h |
| 20:00 | mostly sunny | 23 °C | 0.0 mm | 5 km/h |
| 21:00 | mostly sunny | 20 °C | 0.0 mm | 6 km/h |
| 22:00 | overcast | 19 °C | 0.0 mm | 3 km/h |
| 23:00 | partly cloudy | 19 °C | 0.0 mm | 5 km/h |
Tomorrow, Monday 28 Sep, in Collonge-Bellerive: overcast, 15 to 27 °C, wind up to 6 km/h. No precipitation expected.
This weekend in Collonge-Bellerive: Saturday overcast, 17 to 22 °C; Sunday partly cloudy, 12 to 28 °C.
Yes: 2 days with precipitation are expected in Collonge-Bellerive over the next 7 days, 22.5 mm in total. Wettest day: Thursday 1 Oct (19.1 mm).
The best day of the next 7 in Collonge-Bellerive: Sunday 27 Sep, partly cloudy, up to 28 °C.
From 20 Sep to 26 Sep: 18.4 °C on average, 2.5 °C above the September normal (15.9 °C), 0 mm of precipitation (7-day normal: 20 mm). Warmest day: saturday 26 Sep (27 °C); coolest night: wednesday 23 Sep (10 °C).
| Day | Min | Max | Rain |
|---|---|---|---|
| Sun 20 Sep | 12 °C | 26 °C | 0.0 mm |
| Mon 21 Sep | 14 °C | 25 °C | 0.0 mm |
| Tue 22 Sep | 14 °C | 24 °C | 0.0 mm |
| Wed 23 Sep | 10 °C | 26 °C | 0.0 mm |
| Thu 24 Sep | 10 °C | 24 °C | 0.0 mm |
| Fri 25 Sep | 11 °C | 24 °C | 0.0 mm |
| Sat 26 Sep | 11 °C | 27 °C | 0.0 mm |
Open-Meteo analyses of the last 7 days (models and assimilated observations), MeteoSwiss 1991–2020 normals. Updated nightly.
In Collonge-Bellerive (394 m), the mean annual temperature is 11.2 °C. The warmest month is July (20.7 °C on average) and the coldest January (2.5 °C). About 946 mm of precipitation falls per year, peaking in October (95 mm) with a minimum in February (58 mm). The sun shines for about 1932 hours a year, mostly in July (270 h). On average there are 68 frost days and 17 hot days (≥ 30 °C) per year. The mean monthly maximum reaches 33.2 °C and the absolute minimum −6.6 °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 | 2.5 °C | 12.4 °C | −6.6 °C | 75 | 65 | 19 | 0 |
| Feb | 3.2 °C | 14.6 °C | −6.0 °C | 58 | 101 | 17 | 0 |
| Mar | 7.0 °C | 19.5 °C | −3.3 °C | 63 | 167 | 8 | 0 |
| Apr | 10.6 °C | 23.6 °C | −0.3 °C | 66 | 192 | 1 | 1 |
| May | 14.7 °C | 27.9 °C | 3.7 °C | 79 | 215 | 0 | 4 |
| Jun | 18.6 °C | 31.5 °C | 7.6 °C | 82 | 247 | 0 | 14 |
| Jul | 20.7 °C | 33.2 °C | 9.9 °C | 79 | 270 | 0 | 21 |
| Aug | 20.2 °C | 32.7 °C | 9.3 °C | 81 | 246 | 0 | 18 |
| Sep | 15.9 °C | 27.7 °C | 5.6 °C | 87 | 190 | 0 | 6 |
| Oct | 11.6 °C | 22.4 °C | 1.6 °C | 95 | 121 | 1 | 0 |
| Nov | 6.4 °C | 17.0 °C | −2.9 °C | 89 | 68 | 7 | 0 |
| Dec | 3.3 °C | 12.9 °C | −5.6 °C | 92 | 50 | 15 | 0 |
| Year | 11.2 °C | 33.2 °C | −6.6 °C | 946 | 1932 | 68 | 63 |
Source: MeteoSwiss open data (1991–2020 normals) — stations Genève / Cointrin (6 km, 411 m), Nyon / Changins (17 km, 458 m), La Dôle (21 km, 1670 m), adjusted to the elevation of Collonge-Bellerive (394 m) using a 0.55 °C/100 m lapse rate. Indicative, rounded values.