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Sunset –, golden light from –
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Daily maximum — protection advised from 3.
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Neighbouring municipalities, as the crow flies.
Today (Saturday 14 Nov) in Romanel-sur-Lausanne: overcast, 0 to 6 °C, precipitation 0.0 mm (8 %), wind up to 19 km/h. Tomorrow: rain, 4 to 12 °C.
| Day | Weather | Min | Max | Precip. | Wind |
|---|---|---|---|---|---|
| Today | overcast | 0 °C | 6 °C | 0.0 mm | 19 km/h |
| Tomorrow | rain | 4 °C | 12 °C | 14.8 mm | 22 km/h |
| Mon 16 Nov | showers | 8 °C | 10 °C | 6.7 mm | 25 km/h |
| Tue 17 Nov | showers | 9 °C | 14 °C | 15.7 mm | 33 km/h |
| Wed 18 Nov | thunderstorms | 10 °C | 12 °C | 26.9 mm | 34 km/h |
| Thu 19 Nov | showers | 7 °C | 11 °C | 12.0 mm | 25 km/h |
| Fri 20 Nov | showers | 0 °C | 7 °C | 5.8 mm | 31 km/h |
No rain expected today in Romanel-sur-Lausanne. Tomorrow: rain from 00:00 to 11:00. The 15-minute detail for the next two hours is shown on demand.
Saturday 14 Nov in Romanel-sur-Lausanne, hour by hour: partly cloudy in the morning, mostly sunny in the afternoon, overcast in the evening. Low 0 °C around 03:00, high 6 °C around 15:00. No rainy hour.
| Time | Weather | Temp. | Precip. | Wind |
|---|---|---|---|---|
| 00:00 | sunny | 1 °C | 0.0 mm | 19 km/h |
| 01:00 | sunny | 0 °C | 0.0 mm | 15 km/h |
| 02:00 | mostly sunny | 0 °C | 0.0 mm | 14 km/h |
| 03:00 | partly cloudy | 0 °C | 0.0 mm | 12 km/h |
| 04:00 | overcast | 1 °C | 0.0 mm | 12 km/h |
| 05:00 | overcast | 1 °C | 0.0 mm | 13 km/h |
| 06:00 | overcast | 1 °C | 0.0 mm | 12 km/h |
| 07:00 | overcast | 0 °C | 0.0 mm | 12 km/h |
| 08:00 | overcast | 0 °C | 0.0 mm | 14 km/h |
| 09:00 | partly cloudy | 1 °C | 0.0 mm | 16 km/h |
| 10:00 | partly cloudy | 2 °C | 0.0 mm | 14 km/h |
| 11:00 | partly cloudy | 3 °C | 0.0 mm | 14 km/h |
| 12:00 | mostly sunny | 4 °C | 0.0 mm | 14 km/h |
| 13:00 | mostly sunny | 5 °C | 0.0 mm | 12 km/h |
| 14:00 | mostly sunny | 6 °C | 0.0 mm | 11 km/h |
| 15:00 | mostly sunny | 6 °C | 0.0 mm | 10 km/h |
| 16:00 | sunny | 6 °C | 0.0 mm | 11 km/h |
| 17:00 | partly cloudy | 5 °C | 0.0 mm | 12 km/h |
| 18:00 | overcast | 4 °C | 0.0 mm | 10 km/h |
| 19:00 | overcast | 4 °C | 0.0 mm | 9 km/h |
| 20:00 | overcast | 4 °C | 0.0 mm | 9 km/h |
| 21:00 | overcast | 4 °C | 0.0 mm | 7 km/h |
| 22:00 | overcast | 4 °C | 0.0 mm | 6 km/h |
| 23:00 | overcast | 4 °C | 0.0 mm | 4 km/h |
Today, Saturday 14 Nov in Romanel-sur-Lausanne: overcast, 0 to 6 °C, wind up to 19 km/h. No precipitation expected. That is 2.5 °C below the climate normal for November in Romanel-sur-Lausanne (5.8 °C average over 1991-2020).
Tomorrow, Sunday 15 Nov, in Romanel-sur-Lausanne: rain, 4 to 12 °C, wind up to 22 km/h. Precipitation expected: 14.8 mm, 100 % probability.
Today in Romanel-sur-Lausanne (606 m): 0 to 6 °C. Tomorrow: 4 to 12 °C. Over the next 7 days, highs range from 6 to 14 °C, averaging 10 °C.
This weekend in Romanel-sur-Lausanne: Saturday overcast, 0 to 6 °C; Sunday rain, 4 to 12 °C.
Yes: 6 days with precipitation are expected in Romanel-sur-Lausanne over the next 7 days, 81.9 mm in total. Wettest day: Wednesday 18 Nov (26.9 mm).
Today in Romanel-sur-Lausanne (606 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 Romanel-sur-Lausanne: Saturday 14 Nov, overcast, up to 6 °C.
In Romanel-sur-Lausanne (606 m), the mean annual temperature is 10.3 °C. The warmest month is July (19.5 °C on average) and the coldest January (1.9 °C). About 1128 mm of precipitation falls per year, peaking in May (111 mm) with a minimum in February (64 mm). The sun shines for about 1958 hours a year, mostly in July (259 h). On average there are 42 frost days and 8 hot days (≥ 30 °C) per year. The mean monthly maximum reaches 30.5 °C and the absolute minimum −6.3 °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 | 1.9 °C | 10.4 °C | −6.3 °C | 76 | 76 | 12 | 0 |
| Feb | 2.5 °C | 12.0 °C | −5.9 °C | 64 | 108 | 10 | 0 |
| Mar | 6.0 °C | 17.0 °C | −3.1 °C | 71 | 169 | 5 | 0 |
| Apr | 9.7 °C | 21.4 °C | −0.2 °C | 83 | 193 | 1 | 0 |
| May | 13.7 °C | 25.9 °C | 4.3 °C | 111 | 211 | 0 | 3 |
| Jun | 17.5 °C | 29.3 °C | 7.8 °C | 107 | 240 | 0 | 11 |
| Jul | 19.5 °C | 30.5 °C | 10.5 °C | 102 | 259 | 0 | 18 |
| Aug | 19.1 °C | 29.9 °C | 9.9 °C | 110 | 241 | 0 | 15 |
| Sep | 15.0 °C | 24.7 °C | 6.3 °C | 98 | 191 | 0 | 3 |
| Oct | 10.8 °C | 20.1 °C | 2.4 °C | 110 | 133 | 0 | 0 |
| Nov | 5.8 °C | 15.2 °C | −1.8 °C | 98 | 80 | 3 | 0 |
| Dec | 2.7 °C | 11.0 °C | −5.2 °C | 98 | 57 | 10 | 0 |
| Year | 10.3 °C | 30.5 °C | −6.3 °C | 1128 | 1958 | 42 | 51 |
Romanel-sur-Lausanne sits at around 606 m above sea level in the canton of Vaud. 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 Romanel-sur-Lausanne is July, averaging 19.5 °C; the coldest is January, at 1.9 °C. The annual mean is 10.3 °C (MeteoSwiss 1991–2020 normals, reference station Pully).
Romanel-sur-Lausanne receives about 1128 mm of precipitation a year, or 94 mm a month on average. The wettest month is May (111 mm) and the driest February (64 mm), according to the MeteoSwiss 1991–2020 normals.
Romanel-sur-Lausanne averages 42 frost days a year, most of them in January (12 days). Conversely, 51 summer days exceed 25 °C, 8 of them above 30 °C. Mean values from the MeteoSwiss 1991–2020 normals.
The sun shines for about 1958 hours a year in Romanel-sur-Lausanne. The sunniest month is July (259 h) and the least sunny December (57 h), according to the MeteoSwiss 1991–2020 normals.
In Romanel-sur-Lausanne, the monthly mean rises from 1.9 °C in January to 19.5 °C in July: a 17.6 °C gap between the coldest and the warmest month. Absolute extremes over 1991–2020 range from −6.3 °C to 30.5 °C.
For warmth and sunshine: July (19.5 °C on average, 259 h of sun). To avoid rain, February is the driest month (64 mm). The coldest month is January (1.9 °C).
Source: MeteoSwiss open data (1991–2020 normals) — stations Pully (7 km, 456 m), Mathod (19 km, 435 m), Bullet / La Frétaz (31 km, 1205 m), adjusted to the elevation of Romanel-sur-Lausanne (606 m) using a 0.55 °C/100 m lapse rate. Indicative, rounded values.