Weather in Grobbendonk
Antwerp, 10 m · continuously updated
Sint-Katelijne-Waver (20 km) · 9 °C · KMI/IRM 14:00
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Temperature · last 4 and next 28 hours
Grobbendonk weather: the next 24 hours
Updated hourly.
Grobbendonk 15-day forecast
Two-week trend.
Sun and golden hours
Sunrise –, golden light until –
Sunset –, golden light from –
–
Air quality
European index, modelled by Copernicus (CAMS).
UV index
Daily maximum — protection advised from 3.
Freezing level
Snow settles about 300 m below it.
Around Grobbendonk
Neighbouring towns, as the crow flies.
Official weather warnings
No active warning for Antwerp.
Updated 15 Nov 13:48.
Is there an active weather warning for Grobbendonk?
No active warning for Antwerp.
Latest RMI observation near Grobbendonk
Measured at Sint-Katelijne-Waver, 20 km from Grobbendonk: situation as of 15 November 2026, 14:00. Sint-Katelijne-Waver is the nearest weather station of the RMI/KMI (Royal Meteorological Institute of Belgium), one of the country's 28 synoptic stations. These are measured values, not a forecast; this page is refreshed three times a day, hence the time shown.
| Situation as of | 15 November 2026, 14:00 |
|---|---|
| Temperature | 9.4 °C |
| Wind | 13 km/h S |
| Gusts | 27 km/h |
| Rain, last hour | 0.0 mm |
| Humidity | 81 % |
| Pressure | 1003 hPa |
Observations from the 28 RMI stations
Source: RMI/KMI (Royal Meteorological Institute of Belgium), open observation data, Creative Commons Attribution 4.0 (CC BY 4.0) licence. The RMI is not liable for any damage resulting from the use of these data. Raw, unvalidated data shown as published, with wind converted from m/s to km/h. Data: opendata.meteo.be · CC BY 4.0
The observed climate near Grobbendonk
The weather station nearest to Grobbendonk, Deurne located 14 m above sea level, is 19 km away; its records cover 1954–2013. In November, the mean temperature there is 7.1 °C over 1991–2020, 0.9 °C more than over 1961–1990 (6.2 °C), with about – mm of rain. The warmest month ever measured is July 2006 (22.7 °C), the coldest February 1956 (−5.8 °C). See the full series of Deurne
Today in Grobbendonk
- No washing outside today: rain, or a risk of rain, covers the hours when it could dry. How it is calculated
- Terrace and barbecue between 18:00 and 23:00: rain likely (2.2 mm, up to 94 % chance). Have some shelter or a plan B ready. How it is calculated
- Best time to air the house: tomorrow, between 12:00 and 14:00. The outdoor dew point drops to 4.8 °C; once warmed to 20 °C, that air holds only 37 % humidity, against 50 % in a typical home: opening the windows dries the house. How it is calculated
- Garden: 20.4 mm of rain expected within 48 h, against a need of 0.9 mm. No need to water, the rain will do it. How it is calculated
Calculated from Open-Meteo forecasts of 2026-11-15 14:48 (local time): model values, not measurements. All of today's advice
7-day forecast for Grobbendonk
Today (Sunday 15 Nov) in Grobbendonk: heavy drizzle, 1 to 10 °C, precipitation 2.9 mm (94 %), wind up to 17 km/h. Tomorrow: light rain, 3 to 9 °C.
| Day | Weather | Min | Max | Precip. | Wind |
|---|---|---|---|---|---|
| Today | heavy drizzle | 1 °C | 10 °C | 2.9 mm | 17 km/h |
| Tomorrow | light rain | 3 °C | 9 °C | 6.8 mm | 24 km/h |
| Tue 17 Nov | rain | 4 °C | 14 °C | 14.2 mm | 33 km/h |
| Wed 18 Nov | drizzle | 8 °C | 11 °C | 4.8 mm | 23 km/h |
| Thu 19 Nov | showers | 7 °C | 11 °C | 17.3 mm | 20 km/h |
| Fri 20 Nov | showers | 1 °C | 7 °C | 10.5 mm | 14 km/h |
| Sat 21 Nov | overcast | 0 °C | 9 °C | 0.0 mm | 9 km/h |
Tomorrow's weather in Grobbendonk
Tomorrow, Monday 16 Nov, in Grobbendonk: light rain, from 3 to 9 °C, 6.8 mm of precipitation (probability 68 %), wind up to 24 km/h.
| Hour | Weather | Temp. | Precip. | Chance | Wind |
|---|---|---|---|---|---|
| 00:00 |  overcast | 9 °C | 0.0 mm | 59 % | 11 km/h |
| 03:00 |  light drizzle | 9 °C | 0.2 mm | 65 % | 16 km/h |
| 06:00 | drizzle | 8 °C | 0.5 mm | 67 % | 22 km/h |
| 09:00 | overcast | 8 °C | 0.0 mm | 53 % | 22 km/h |
| 12:00 | overcast | 8 °C | 0.0 mm | 35 % | 22 km/h |
| 15:00 |  sunny | 7 °C | 0.0 mm | 32 % | 17 km/h |
| 18:00 |  partly cloudy | 5 °C | 0.0 mm | 15 % | 13 km/h |
| 21:00 | overcast | 3 °C | 0.0 mm | 15 % | 8 km/h |
Frequently asked questions
Will it rain tomorrow in Grobbendonk?
Yes: 6.8 mm expected, probability 68 %.
How warm will it be tomorrow in Grobbendonk?
Between 3 and 9 °C.
The weekend
Today, Sunday, in Grobbendonk: heavy drizzle, 1 to 10 °C. Next weekend: Saturday overcast, 0 to 9 °C, Sunday drizzle, 3 to 8 °C.
| Day | Weather | Min | Max | Precip. | Wind |
|---|---|---|---|---|---|
| Today | heavy drizzle | 1 °C | 10 °C | 2.9 mm | 17 km/h |
| Sat 21 Nov | overcast | 0 °C | 9 °C | 0.0 mm | 9 km/h |
| Sun 22 Nov | drizzle | 3 °C | 8 °C | 6.4 mm | 18 km/h |
Hour by hour
The next 48 hours in Grobbendonk, hour by hour: temperature from 3 to 11 °C, 20.4 mm of rain expected.
| Hour | Weather | Temp. | Precip. | Chance | Wind |
|---|---|---|---|---|---|
| 14:00 | overcast | 8 °C | 0.0 mm | 6 % | 14 km/h |
| 15:00 | overcast | 8 °C | 0.0 mm | 16 % | 16 km/h |
| 16:00 | overcast | 9 °C | 0.0 mm | 29 % | 17 km/h |
| 17:00 | drizzle | 9 °C | 0.7 mm | 51 % | 14 km/h |
| 18:00 | heavy drizzle | 9 °C | 1.2 mm | 78 % | 13 km/h |
| 19:00 | heavy drizzle | 10 °C | 1.0 mm | 94 % | 16 km/h |
| 20:00 | overcast | 10 °C | 0.0 mm | 90 % | 16 km/h |
| 21:00 | overcast | 10 °C | 0.0 mm | 76 % | 13 km/h |
| 22:00 | overcast | 10 °C | 0.0 mm | 65 % | 16 km/h |
| 23:00 | overcast | 10 °C | 0.0 mm | 61 % | 13 km/h |
| 00:00 | overcast | 9 °C | 0.0 mm | 59 % | 11 km/h |
| 01:00 | light drizzle | 9 °C | 0.2 mm | 59 % | 12 km/h |
| 02:00 | light drizzle | 9 °C | 0.3 mm | 61 % | 15 km/h |
| 03:00 | light drizzle | 9 °C | 0.2 mm | 65 % | 16 km/h |
| 04:00 |  light rain | 9 °C | 1.7 mm | 67 % | 14 km/h |
| 05:00 | light rain | 9 °C | 2.3 mm | 68 % | 17 km/h |
| 06:00 | drizzle | 8 °C | 0.5 mm | 67 % | 22 km/h |
| 07:00 | drizzle | 8 °C | 0.9 mm | 65 % | 18 km/h |
| 08:00 | drizzle | 8 °C | 0.7 mm | 60 % | 24 km/h |
| 09:00 | overcast | 8 °C | 0.0 mm | 53 % | 22 km/h |
| 10:00 | overcast | 8 °C | 0.0 mm | 47 % | 20 km/h |
| 11:00 | overcast | 8 °C | 0.0 mm | 41 % | 23 km/h |
| 12:00 | overcast | 8 °C | 0.0 mm | 35 % | 22 km/h |
| 13:00 | overcast | 8 °C | 0.0 mm | 31 % | 20 km/h |
| 14:00 | overcast | 8 °C | 0.0 mm | 31 % | 19 km/h |
| 15:00 | sunny | 7 °C | 0.0 mm | 32 % | 17 km/h |
| 16:00 | sunny | 7 °C | 0.0 mm | 31 % | 17 km/h |
| 17:00 | sunny | 6 °C | 0.0 mm | 24 % | 17 km/h |
| 18:00 | partly cloudy | 5 °C | 0.0 mm | 15 % | 13 km/h |
| 19:00 | overcast | 4 °C | 0.0 mm | 10 % | 14 km/h |
| 20:00 | overcast | 3 °C | 0.0 mm | 11 % | 11 km/h |
| 21:00 | overcast | 3 °C | 0.0 mm | 15 % | 8 km/h |
| 22:00 | overcast | 4 °C | 0.0 mm | 20 % | 6 km/h |
| 23:00 | overcast | 4 °C | 0.0 mm | 26 % | 7 km/h |
| 00:00 | overcast | 4 °C | 0.0 mm | 32 % | 7 km/h |
| 01:00 | light drizzle | 4 °C | 0.4 mm | 39 % | 8 km/h |
| 02:00 | drizzle | 4 °C | 0.9 mm | 45 % | 8 km/h |
| 03:00 | drizzle | 4 °C | 0.7 mm | 51 % | 11 km/h |
| 04:00 | light drizzle | 4 °C | 0.3 mm | 57 % | 14 km/h |
| 05:00 | light drizzle | 4 °C | 0.3 mm | 65 % | 15 km/h |
| 06:00 | drizzle | 4 °C | 0.9 mm | 73 % | 17 km/h |
| 07:00 | rain | 4 °C | 3.7 mm | 80 % | 18 km/h |
| 08:00 | rain | 5 °C | 2.6 mm | 84 % | 18 km/h |
| 09:00 | drizzle | 5 °C | 0.8 mm | 87 % | 13 km/h |
| 10:00 | light drizzle | 5 °C | 0.1 mm | 88 % | 8 km/h |
| 11:00 | overcast | 5 °C | 0.0 mm | 88 % | 5 km/h |
| 12:00 |  fog | 6 °C | 0.0 mm | 86 % | 6 km/h |
| 13:00 | mostly sunny | 11 °C | 0.0 mm | 84 % | 16 km/h |
Location of Grobbendonk
Grobbendonk lies at 10 m, 6 m below the average of the 67 places we cover in the province of Antwerp (16 m). That makes it the 20th lowest of the 67. The main town, Antwerp, lies 24 km to the west. The nearest places we cover are Vorselaar (3 km to the north-east), Nijlen (6 km to the south-west), Zandhoven (6 km to the north-west) and Herenthout (6 km to the south). With about 11,155 inhabitants according to GeoNames, Grobbendonk is the 55th largest of the 67 places we cover in the province of Antwerp. Of the places of interest on this site, the nearest are Werchter, Rock Werchter (circuit or festival, 24 km to the south) and Atomium (sight, 43 km to the south-west).
Today is close to the November normal (10.0 °C).
Climate of Grobbendonk: 1991–2020 normals
In Grobbendonk, July is typically the warmest month (up to 23.3 °C on average), while January is the coldest at 1.5 °C. August sees the most rain, with around 85 mm.
By season (average highs, 1991–2020 normals): winter 6.7 °C and 218 mm of rain, spring 14.8 °C and 167 mm, summer 22.5 °C and 236 mm, autumn 14.8 °C and 205 mm. The wettest season is summer (29 % of the annual total), the driest spring (20 %).
| Max T (°C) | Min T (°C) | Rainfall (mm) | Rainy days | |
|---|---|---|---|---|
| January | 6.2 | 1.5 | 72 | 13 |
| February | 7.3 | 1.5 | 64 | 12 |
| March | 10.9 | 3.4 | 58 | 12 |
| April | 14.9 | 5.9 | 47 | 11 |
| May | 18.5 | 9.6 | 62 | 12 |
| June | 21.2 | 12.5 | 71 | 12 |
| July | 23.3 | 14.7 | 80 | 13 |
| August | 22.9 | 14.3 | 85 | 13 |
| September | 19.5 | 11.8 | 66 | 12 |
| October | 14.9 | 8.5 | 68 | 12 |
| November | 10.0 | 4.9 | 71 | 13 |
| December | 6.6 | 2.2 | 82 | 14 |
Its normals are almost identical to those of Antwerp, the main town 24 km to the west. In no month does the average low fall below 0 °C; in 3 months the average high exceeds 20 °C (June, July and August).
Nearby places with normals of their own (from another station or reanalysis grid cell) compare as follows: Vorselaar (3 km to the north-east): almost identical normals; Herenthout (6 km to the south): summers 0.2 °C warmer and 20 mm drier a year; Zoersel (9 km to the north): summers 0.4 °C cooler and 18 mm drier a year. Among the 67 places we cover in the province of Antwerp whose normals come from the ERA5 reanalysis, Grobbendonk ranks 32nd for summer warmth and 14th for annual precipitation. The warmest summers are in Mechelen and Bonheiden and the coolest in Essen; the wettest year is in Hove and the driest in Essen.
What is the warmest month in Grobbendonk?
The warmest month in Grobbendonk is typically July, averaging 23.3 °C (1991–2020 normal). The coldest is January, at 1.5 °C.
How many rainy days does Grobbendonk get per year?
Grobbendonk sees about 150 rainy days a year, adding up to roughly 825 mm of rainfall (1991–2020 normals).
How big is the gap between summer and winter in Grobbendonk?
Between July and January, the temperature gap in Grobbendonk runs to about 21.8 °C, based on the 1991–2020 normals.