Valais, 575 m · continuously updated
Temperature · last 4 and next 28 hours
Updated hourly.
Two-week trend.
Sunrise –, golden light until –
Sunset –, golden light from –
–
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 Sierre: fog, 2 to 11 °C, precipitation 0.0 mm (4 %), wind up to 7 km/h. Tomorrow: light rain, 5 to 11 °C.
| Day | Weather | Min | Max | Precip. | Wind |
|---|---|---|---|---|---|
| Today | fog | 2 °C | 11 °C | 0.0 mm | 7 km/h |
| Tomorrow | light rain | 5 °C | 11 °C | 1.6 mm | 6 km/h |
| Mon 16 Nov | showers | 5 °C | 8 °C | 11.3 mm | 9 km/h |
| Tue 17 Nov | showers | 6 °C | 9 °C | 11.0 mm | 12 km/h |
| Wed 18 Nov | rain | 5 °C | 7 °C | 24.7 mm | 8 km/h |
| Thu 19 Nov | showers | 5 °C | 12 °C | 12.6 mm | 6 km/h |
| Fri 20 Nov | light rain | 1 °C | 7 °C | 6.2 mm | 12 km/h |
No rain expected today in Sierre. Tomorrow: rain from 06:00 to 11:00. The 15-minute detail for the next two hours is shown on demand.
Saturday 14 Nov in Sierre, hour by hour: sunny in the morning, sunny in the afternoon, overcast in the evening. Low 2 °C around 05:00, high 11 °C around 15:00. No rainy hour.
| Time | Weather | Temp. | Precip. | Wind |
|---|---|---|---|---|
| 00:00 | fog | 5 °C | 0.0 mm | 1 km/h |
| 01:00 | mostly sunny | 5 °C | 0.0 mm | 2 km/h |
| 02:00 | mostly sunny | 5 °C | 0.0 mm | 2 km/h |
| 03:00 | sunny | 4 °C | 0.0 mm | 2 km/h |
| 04:00 | mostly sunny | 4 °C | 0.0 mm | 4 km/h |
| 05:00 | mostly sunny | 2 °C | 0.0 mm | 3 km/h |
| 06:00 | mostly sunny | 2 °C | 0.0 mm | 4 km/h |
| 07:00 | sunny | 3 °C | 0.0 mm | 6 km/h |
| 08:00 | sunny | 3 °C | 0.0 mm | 3 km/h |
| 09:00 | sunny | 4 °C | 0.0 mm | 2 km/h |
| 10:00 | sunny | 6 °C | 0.0 mm | 2 km/h |
| 11:00 | sunny | 8 °C | 0.0 mm | 2 km/h |
| 12:00 | sunny | 9 °C | 0.0 mm | 1 km/h |
| 13:00 | sunny | 10 °C | 0.0 mm | 1 km/h |
| 14:00 | sunny | 10 °C | 0.0 mm | 1 km/h |
| 15:00 | sunny | 11 °C | 0.0 mm | 1 km/h |
| 16:00 | partly cloudy | 11 °C | 0.0 mm | 1 km/h |
| 17:00 | overcast | 9 °C | 0.0 mm | 5 km/h |
| 18:00 | overcast | 7 °C | 0.0 mm | 6 km/h |
| 19:00 | overcast | 6 °C | 0.0 mm | 7 km/h |
| 20:00 | overcast | 6 °C | 0.0 mm | 7 km/h |
| 21:00 | overcast | 5 °C | 0.0 mm | 6 km/h |
| 22:00 | overcast | 5 °C | 0.0 mm | 6 km/h |
| 23:00 | overcast | 5 °C | 0.0 mm | 5 km/h |
Today, Saturday 14 Nov in Sierre: fog, 2 to 11 °C, wind up to 7 km/h. No precipitation expected.
Tomorrow, Sunday 15 Nov, in Sierre: light rain, 5 to 11 °C, wind up to 6 km/h. Precipitation expected: 1.6 mm, 34 % probability.
Today in Sierre (575 m): 2 to 11 °C. Tomorrow: 5 to 11 °C. Over the next 7 days, highs range from 7 to 12 °C, averaging 9 °C.
This weekend in Sierre: Saturday fog, 2 to 11 °C; Sunday light rain, 5 to 11 °C.
Yes: 6 days with precipitation are expected in Sierre over the next 7 days, 67.4 mm in total. Wettest day: Wednesday 18 Nov (24.7 mm).
Today in Sierre (575 m), the UV index peaks at 3 (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 Sierre: Saturday 14 Nov, fog, up to 11 °C.
In Sierre (575 m), the mean annual temperature is 11.0 °C. The warmest month is July (19.7 °C on average) and the coldest January (2.8 °C). About 669 mm of precipitation falls per year, peaking in December (76 mm) with a minimum in September (41 mm). The sun shines for about 2137 hours a year, mostly in July (269 h). On average there are 90 frost days and 21 hot days (≥ 30 °C) per year. The mean monthly maximum reaches 31.8 °C and the absolute minimum −7.7 °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 | 2.8 °C | 13.2 °C | −7.7 °C | 66 | 90 | 24 | 0 |
| Feb | 3.1 °C | 14.6 °C | −7.7 °C | 54 | 130 | 20 | 0 |
| Mar | 6.5 °C | 18.6 °C | −4.6 °C | 46 | 188 | 9 | 0 |
| Apr | 10.0 °C | 22.3 °C | −1.0 °C | 42 | 209 | 1 | 2 |
| May | 14.1 °C | 26.8 °C | 3.7 °C | 61 | 225 | 0 | 8 |
| Jun | 17.8 °C | 30.7 °C | 7.2 °C | 56 | 251 | 0 | 17 |
| Jul | 19.7 °C | 31.8 °C | 9.7 °C | 61 | 269 | 0 | 22 |
| Aug | 19.5 °C | 31.5 °C | 9.0 °C | 65 | 248 | 0 | 20 |
| Sep | 15.6 °C | 26.8 °C | 5.8 °C | 41 | 208 | 0 | 7 |
| Oct | 11.8 °C | 23.2 °C | 1.7 °C | 46 | 159 | 2 | 0 |
| Nov | 6.8 °C | 18.3 °C | −3.4 °C | 54 | 94 | 11 | 0 |
| Dec | 3.7 °C | 14.0 °C | −6.7 °C | 76 | 66 | 23 | 0 |
| Year | 11.0 °C | 31.8 °C | −7.7 °C | 669 | 2137 | 90 | 77 |
Sierre sits at around 575 m above sea level in the canton of Valais. 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 Sierre is July, averaging 19.7 °C; the coldest is January, at 2.8 °C. The annual mean is 11.0 °C (MeteoSwiss 1991–2020 normals, reference station Montana).
Sierre receives about 669 mm of precipitation a year, or 56 mm a month on average. The wettest month is December (76 mm) and the driest September (41 mm), according to the MeteoSwiss 1991–2020 normals.
Sierre averages 90 frost days a year, most of them in January (24 days). Conversely, 77 summer days exceed 25 °C, 21 of them above 30 °C. Mean values from the MeteoSwiss 1991–2020 normals.
The sun shines for about 2137 hours a year in Sierre. The sunniest month is July (269 h) and the least sunny December (66 h), according to the MeteoSwiss 1991–2020 normals.
In Sierre, the monthly mean rises from 2.8 °C in January to 19.7 °C in July: a 16.9 °C gap between the coldest and the warmest month. Absolute extremes over 1991–2020 range from −7.7 °C to 31.8 °C.
For warmth and sunshine: July (19.7 °C on average, 269 h of sun). To avoid rain, September is the driest month (41 mm). The coldest month is January (2.8 °C).
Source: MeteoSwiss open data (1991–2020 normals) — stations Montana (8 km, 1423 m), Sion (19 km, 482 m), Evolène / Villa (20 km, 1825 m), adjusted to the elevation of Sierre (575 m) using a 0.55 °C/100 m lapse rate. Indicative, rounded values.