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Basel-Country, 320 m · continuously updated
Temperature · last 4 and next 28 hours
Updated hourly.
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 Grellingen: overcast, 0 to 9 °C, precipitation 0.0 mm (0 %), wind up to 11 km/h. Tomorrow: showers, 4 to 14 °C.
| Day | Weather | Min | Max | Precip. | Wind |
|---|---|---|---|---|---|
| Today | overcast | 0 °C | 9 °C | 0.0 mm | 11 km/h |
| Tomorrow | showers | 4 °C | 14 °C | 3.7 mm | 19 km/h |
| Mon 16 Nov | showers | 9 °C | 11 °C | 2.2 mm | 24 km/h |
| Tue 17 Nov | light rain | 10 °C | 16 °C | 6.2 mm | 38 km/h |
| Wed 18 Nov | rain | 11 °C | 13 °C | 4.0 mm | 30 km/h |
| Thu 19 Nov | light rain | 11 °C | 16 °C | 1.0 mm | 27 km/h |
| Fri 20 Nov | light rain | −1 °C | 10 °C | 2.9 mm | 21 km/h |
No rain expected today in Grellingen. Tomorrow: rain from 03:00 to 10:00. The 15-minute detail for the next two hours is shown on demand.
Saturday 14 Nov in Grellingen, hour by hour: sunny in the morning, sunny in the afternoon, sunny in the evening. Low 0 °C around 08:00, high 9 °C around 14:00. No rainy hour.
| Time | Weather | Temp. | Precip. | Wind |
|---|---|---|---|---|
| 00:00 | sunny | 2 °C | 0.0 mm | 5 km/h |
| 01:00 | sunny | 1 °C | 0.0 mm | 5 km/h |
| 02:00 | sunny | 1 °C | 0.0 mm | 5 km/h |
| 03:00 | sunny | 1 °C | 0.0 mm | 5 km/h |
| 04:00 | sunny | 1 °C | 0.0 mm | 6 km/h |
| 05:00 | sunny | 1 °C | 0.0 mm | 7 km/h |
| 06:00 | sunny | 1 °C | 0.0 mm | 7 km/h |
| 07:00 | sunny | 1 °C | 0.0 mm | 7 km/h |
| 08:00 | sunny | 0 °C | 0.0 mm | 7 km/h |
| 09:00 | sunny | 2 °C | 0.0 mm | 8 km/h |
| 10:00 | sunny | 4 °C | 0.0 mm | 9 km/h |
| 11:00 | sunny | 6 °C | 0.0 mm | 11 km/h |
| 12:00 | sunny | 7 °C | 0.0 mm | 10 km/h |
| 13:00 | sunny | 8 °C | 0.0 mm | 8 km/h |
| 14:00 | sunny | 9 °C | 0.0 mm | 7 km/h |
| 15:00 | sunny | 9 °C | 0.0 mm | 7 km/h |
| 16:00 | sunny | 8 °C | 0.0 mm | 8 km/h |
| 17:00 | sunny | 6 °C | 0.0 mm | 9 km/h |
| 18:00 | sunny | 5 °C | 0.0 mm | 10 km/h |
| 19:00 | sunny | 4 °C | 0.0 mm | 9 km/h |
| 20:00 | partly cloudy | 4 °C | 0.0 mm | 9 km/h |
| 21:00 | overcast | 4 °C | 0.0 mm | 8 km/h |
| 22:00 | overcast | 4 °C | 0.0 mm | 7 km/h |
| 23:00 | overcast | 4 °C | 0.0 mm | 7 km/h |
Today, Saturday 14 Nov in Grellingen: overcast, 0 to 9 °C, wind up to 11 km/h. No precipitation expected. A day in line with the climate normal for November in Grellingen (5.9 °C average over 1991-2020).
Tomorrow, Sunday 15 Nov, in Grellingen: showers, 4 to 14 °C, wind up to 19 km/h. Precipitation expected: 3.7 mm, 100 % probability.
Today in Grellingen (320 m): 0 to 9 °C. Tomorrow: 4 to 14 °C. Over the next 7 days, highs range from 9 to 16 °C, averaging 13 °C.
This weekend in Grellingen: Saturday overcast, 0 to 9 °C; Sunday showers, 4 to 14 °C.
Yes: 6 days with precipitation are expected in Grellingen over the next 7 days, 20.0 mm in total. Wettest day: Tuesday 17 Nov (6.2 mm).
Today in Grellingen (320 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 Grellingen: Saturday 14 Nov, overcast, up to 9 °C.
In Grellingen (320 m), the mean annual temperature is 10.7 °C. The warmest month is July (19.7 °C on average) and the coldest January (2.1 °C). About 854 mm of precipitation falls per year, peaking in May (97 mm) with a minimum in February (47 mm). The sun shines for about 1687 hours a year, mostly in July (236 h). On average there are 66 frost days and 14 hot days (≥ 30 °C) per year. The mean monthly maximum reaches 32.7 °C and the absolute minimum −8.5 °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 | 13.6 °C | −8.5 °C | 49 | 66 | 17 | 0 |
| Feb | 3.1 °C | 15.2 °C | −7.2 °C | 47 | 88 | 14 | 0 |
| Mar | 6.8 °C | 20.3 °C | −4.1 °C | 50 | 137 | 9 | 0 |
| Apr | 10.5 °C | 24.5 °C | −0.8 °C | 64 | 167 | 2 | 1 |
| May | 14.4 °C | 28.1 °C | 3.6 °C | 97 | 181 | 0 | 5 |
| Jun | 17.9 °C | 31.4 °C | 7.5 °C | 88 | 206 | 0 | 12 |
| Jul | 19.7 °C | 32.7 °C | 9.8 °C | 91 | 236 | 0 | 18 |
| Aug | 19.3 °C | 32.0 °C | 9.2 °C | 90 | 217 | 0 | 16 |
| Sep | 15.1 °C | 26.8 °C | 5.4 °C | 71 | 160 | 0 | 5 |
| Oct | 10.9 °C | 22.9 °C | 1.3 °C | 74 | 110 | 1 | 0 |
| Nov | 5.9 °C | 17.0 °C | −3.3 °C | 66 | 65 | 6 | 0 |
| Dec | 2.8 °C | 14.2 °C | −7.1 °C | 66 | 54 | 15 | 0 |
| Year | 10.7 °C | 32.7 °C | −8.5 °C | 854 | 1687 | 66 | 58 |
Grellingen sits at around 320 m above sea level in the canton of Basel-Country. 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 Grellingen is July, averaging 19.7 °C; the coldest is January, at 2.1 °C. The annual mean is 10.7 °C (MeteoSwiss 1991–2020 normals, reference station Basel / Binningen).
Grellingen receives about 854 mm of precipitation a year, or 71 mm a month on average. The wettest month is May (97 mm) and the driest February (47 mm), according to the MeteoSwiss 1991–2020 normals.
Grellingen averages 66 frost days a year, most of them in January (17 days). Conversely, 58 summer days exceed 25 °C, 14 of them above 30 °C. Mean values from the MeteoSwiss 1991–2020 normals.
The sun shines for about 1687 hours a year in Grellingen. The sunniest month is July (236 h) and the least sunny December (54 h), according to the MeteoSwiss 1991–2020 normals.
In Grellingen, the monthly mean rises from 2.1 °C in January to 19.7 °C in July: a 17.6 °C gap between the coldest and the warmest month. Absolute extremes over 1991–2020 range from −8.5 °C to 32.7 °C.
For warmth and sunshine: July (19.7 °C on average, 236 h of sun). To avoid rain, February is the driest month (47 mm). The coldest month is January (2.1 °C).
Source: MeteoSwiss open data (1991–2020 normals) — stations Basel / Binningen (11 km, 316 m), St. Chrischona (17 km, 493 m), Delémont (20 km, 439 m), adjusted to the elevation of Grellingen (320 m) using a 0.55 °C/100 m lapse rate. Indicative, rounded values.