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Appenzell Outer Rhodes, 685 m · continuously updated
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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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 Heiden: fog, −1 to 4 °C, precipitation 0.0 mm (0 %), wind up to 5 km/h. Tomorrow: fog, 2 to 9 °C.
| Day | Weather | Min | Max | Precip. | Wind |
|---|---|---|---|---|---|
| Today | fog | −1 °C | 4 °C | 0.0 mm | 5 km/h |
| Tomorrow | fog | 2 °C | 9 °C | 0.0 mm | 10 km/h |
| Mon 16 Nov | showers | 7 °C | 9 °C | 6.2 mm | 25 km/h |
| Tue 17 Nov | light rain | 7 °C | 14 °C | 3.0 mm | 26 km/h |
| Wed 18 Nov | showers | 9 °C | 11 °C | 4.9 mm | 26 km/h |
| Thu 19 Nov | showers | 6 °C | 12 °C | 2.1 mm | 18 km/h |
| Fri 20 Nov | showers | −1 °C | 6 °C | 5.6 mm | 12 km/h |
No rain expected in Heiden today or tomorrow. The 15-minute detail for the next two hours is shown on demand.
Saturday 14 Nov in Heiden, hour by hour: mostly sunny in the morning, partly cloudy in the afternoon, sunny in the evening. Low −1 °C around 07:00, high 4 °C around 16:00. No rainy hour.
| Time | Weather | Temp. | Precip. | Wind |
|---|---|---|---|---|
| 00:00 | sunny | 1 °C | 0.0 mm | 5 km/h |
| 01:00 | sunny | 1 °C | 0.0 mm | 4 km/h |
| 02:00 | sunny | 1 °C | 0.0 mm | 4 km/h |
| 03:00 | sunny | 0 °C | 0.0 mm | 2 km/h |
| 04:00 | mostly sunny | 0 °C | 0.0 mm | 2 km/h |
| 05:00 | mostly sunny | −1 °C | 0.0 mm | 1 km/h |
| 06:00 | mostly sunny | −1 °C | 0.0 mm | 1 km/h |
| 07:00 | mostly sunny | −1 °C | 0.0 mm | 2 km/h |
| 08:00 | mostly sunny | −1 °C | 0.0 mm | 2 km/h |
| 09:00 | mostly sunny | 0 °C | 0.0 mm | 0 km/h |
| 10:00 | fog | 1 °C | 0.0 mm | 3 km/h |
| 11:00 | partly cloudy | 2 °C | 0.0 mm | 4 km/h |
| 12:00 | fog | 2 °C | 0.0 mm | 4 km/h |
| 13:00 | overcast | 3 °C | 0.0 mm | 3 km/h |
| 14:00 | partly cloudy | 3 °C | 0.0 mm | 3 km/h |
| 15:00 | partly cloudy | 3 °C | 0.0 mm | 2 km/h |
| 16:00 | mostly sunny | 4 °C | 0.0 mm | 0 km/h |
| 17:00 | sunny | 3 °C | 0.0 mm | 2 km/h |
| 18:00 | sunny | 2 °C | 0.0 mm | 3 km/h |
| 19:00 | sunny | 2 °C | 0.0 mm | 2 km/h |
| 20:00 | sunny | 2 °C | 0.0 mm | 2 km/h |
| 21:00 | mostly sunny | 2 °C | 0.0 mm | 3 km/h |
| 22:00 | partly cloudy | 2 °C | 0.0 mm | 4 km/h |
| 23:00 | partly cloudy | 2 °C | 0.0 mm | 4 km/h |
Today, Saturday 14 Nov in Heiden: fog, −1 to 4 °C, wind up to 5 km/h. No precipitation expected. That is 2.6 °C below the climate normal for November in Heiden (3.9 °C average over 1991-2020).
Tomorrow, Sunday 15 Nov, in Heiden: fog, 2 to 9 °C, wind up to 10 km/h. No precipitation expected.
Today in Heiden (685 m): −1 to 4 °C. Tomorrow: 2 to 9 °C. Over the next 7 days, highs range from 4 to 14 °C, averaging 9 °C.
This weekend in Heiden: Saturday fog, −1 to 4 °C; Sunday fog, 2 to 9 °C.
Yes: 5 days with precipitation are expected in Heiden over the next 7 days, 21.8 mm in total. Wettest day: Monday 16 Nov (6.2 mm).
Today in Heiden (685 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 Heiden: Sunday 15 Nov, fog, up to 9 °C.
In Heiden (685 m), the mean annual temperature is 8.6 °C. The warmest month is July (17.8 °C on average) and the coldest January (−0.3 °C). About 1280 mm of precipitation falls per year, peaking in August (163 mm) with a minimum in February (59 mm). The sun shines for about 1608 hours a year, mostly in July (226 h). On average there are 79 frost days and 5 hot days (≥ 30 °C) per year. The mean monthly maximum reaches 29.5 °C and the absolute minimum −10.6 °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 | −0.3 °C | 11.0 °C | −10.6 °C | 62 | 55 | 21 | 0 |
| Feb | 0.6 °C | 12.6 °C | −9.6 °C | 59 | 79 | 18 | 0 |
| Mar | 4.2 °C | 17.3 °C | −6.5 °C | 78 | 132 | 12 | 0 |
| Apr | 8.2 °C | 21.5 °C | −3.2 °C | 91 | 168 | 3 | 0 |
| May | 12.6 °C | 25.7 °C | 1.9 °C | 139 | 186 | 0 | 3 |
| Jun | 16.2 °C | 28.6 °C | 6.0 °C | 152 | 201 | 0 | 9 |
| Jul | 17.8 °C | 29.5 °C | 8.4 °C | 154 | 226 | 0 | 13 |
| Aug | 17.3 °C | 28.7 °C | 7.7 °C | 163 | 207 | 0 | 12 |
| Sep | 13.1 °C | 24.1 °C | 3.9 °C | 121 | 152 | 0 | 2 |
| Oct | 9.0 °C | 20.6 °C | −0.2 °C | 94 | 99 | 1 | 0 |
| Nov | 3.9 °C | 16.2 °C | −5.6 °C | 83 | 57 | 8 | 0 |
| Dec | 0.8 °C | 13.0 °C | −9.0 °C | 84 | 46 | 17 | 0 |
| Year | 8.6 °C | 29.5 °C | −10.6 °C | 1280 | 1608 | 79 | 39 |
Heiden sits at around 685 m above sea level in the canton of Appenzell Outer Rhodes. 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 Heiden is July, averaging 17.8 °C; the coldest is January, at −0.3 °C. The annual mean is 8.6 °C (MeteoSwiss 1991–2020 normals, reference station Altenrhein).
Heiden receives about 1280 mm of precipitation a year, or 107 mm a month on average. The wettest month is August (163 mm) and the driest February (59 mm), according to the MeteoSwiss 1991–2020 normals.
Heiden averages 79 frost days a year, most of them in January (21 days). Conversely, 39 summer days exceed 25 °C, 5 of them above 30 °C. Mean values from the MeteoSwiss 1991–2020 normals.
The sun shines for about 1608 hours a year in Heiden. The sunniest month is July (226 h) and the least sunny December (46 h), according to the MeteoSwiss 1991–2020 normals.
In Heiden, the monthly mean rises from −0.3 °C in January to 17.8 °C in July: a 18.1 °C gap between the coldest and the warmest month. Absolute extremes over 1991–2020 range from −10.6 °C to 29.5 °C.
For warmth and sunshine: July (17.8 °C on average, 226 h of sun). To avoid rain, February is the driest month (59 mm). The coldest month is January (−0.3 °C).
Source: MeteoSwiss open data (1991–2020 normals) — stations Altenrhein (4 km, 398 m), St. Gallen (10 km, 776 m), Güttingen (25 km, 440 m), adjusted to the elevation of Heiden (685 m) using a 0.55 °C/100 m lapse rate. Indicative, rounded values.