Weather in Kalmthout
Antwerp, 22 m · continuously updated
Stabroek (10 km) · 9 °C · KMI/IRM 14:00
- Wind
- –
- Humidity
- –
- Rain ahead
- –
- Sunset
- –
Temperature · last 4 and next 28 hours
Kalmthout weather: the next 24 hours
Updated hourly.
Kalmthout 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 Kalmthout
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 Kalmthout?
No active warning for Antwerp.
Latest RMI observation near Kalmthout
Measured at Stabroek, 10 km from Kalmthout: situation as of 15 November 2026, 14:00. Stabroek 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 | 8.6 °C |
| Wind | 21 km/h S |
| Gusts | 35 km/h |
| Rain, last hour | 0.0 mm |
| Humidity | 88 % |
| 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 Kalmthout
The weather station nearest to Kalmthout, Deurne located 14 m above sea level, is 21 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 Kalmthout
- 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 (1.8 mm, up to 86 % 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 5.2 °C; once warmed to 20 °C, that air holds only 38 % humidity, against 50 % in a typical home: opening the windows dries the house. How it is calculated
- Garden: 26.3 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 Kalmthout
Today (Sunday 15 Nov) in Kalmthout: heavy drizzle, 1 to 10 °C, precipitation 3.2 mm (86 %), wind up to 18 km/h. Tomorrow: rain, 4 to 10 °C.
| Day | Weather | Min | Max | Precip. | Wind |
|---|---|---|---|---|---|
| Today | heavy drizzle | 1 °C | 10 °C | 3.2 mm | 18 km/h |
| Tomorrow | rain | 4 °C | 10 °C | 11.5 mm | 22 km/h |
| Tue 17 Nov | rain | 4 °C | 13 °C | 14.6 mm | 26 km/h |
| Wed 18 Nov | showers | 8 °C | 10 °C | 7.7 mm | 21 km/h |
| Thu 19 Nov | showers | 7 °C | 11 °C | 10.5 mm | 19 km/h |
| Fri 20 Nov | drizzle | 1 °C | 7 °C | 4.8 mm | 13 km/h |
| Sat 21 Nov | partly cloudy | 1 °C | 10 °C | 0.0 mm | 11 km/h |
Tomorrow's weather in Kalmthout
Tomorrow, Monday 16 Nov, in Kalmthout: rain, from 4 to 10 °C, 11.5 mm of precipitation (probability 80 %), wind up to 22 km/h.
| Hour | Weather | Temp. | Precip. | Chance | Wind |
|---|---|---|---|---|---|
| 00:00 |  overcast | 10 °C | 0.0 mm | 56 % | 13 km/h |
| 03:00 |  light drizzle | 9 °C | 0.3 mm | 69 % | 15 km/h |
| 06:00 | drizzle | 8 °C | 0.6 mm | 80 % | 16 km/h |
| 09:00 | drizzle | 8 °C | 0.8 mm | 66 % | 17 km/h |
| 12:00 | light drizzle | 8 °C | 0.3 mm | 45 % | 20 km/h |
| 15:00 | light drizzle | 7 °C | 0.4 mm | 34 % | 17 km/h |
| 18:00 |  partly cloudy | 5 °C | 0.0 mm | 17 % | 14 km/h |
| 21:00 | overcast | 4 °C | 0.0 mm | 14 % | 9 km/h |
Frequently asked questions
Will it rain tomorrow in Kalmthout?
Yes: 11.5 mm expected, probability 80 %.
How warm will it be tomorrow in Kalmthout?
Between 4 and 10 °C.
The weekend
Today, Sunday, in Kalmthout: heavy drizzle, 1 to 10 °C. Next weekend: Saturday partly cloudy, 1 to 10 °C, Sunday drizzle, 3 to 8 °C.
| Day | Weather | Min | Max | Precip. | Wind |
|---|---|---|---|---|---|
| Today | heavy drizzle | 1 °C | 10 °C | 3.2 mm | 18 km/h |
| Sat 21 Nov | partly cloudy | 1 °C | 10 °C | 0.0 mm | 11 km/h |
| Sun 22 Nov | drizzle | 3 °C | 8 °C | 5.4 mm | 19 km/h |
Hour by hour
The next 48 hours in Kalmthout, hour by hour: temperature from 4 to 10 °C, 26.3 mm of rain expected.
| Hour | Weather | Temp. | Precip. | Chance | Wind |
|---|---|---|---|---|---|
| 14:00 | overcast | 8 °C | 0.0 mm | 6 % | 15 km/h |
| 15:00 | overcast | 8 °C | 0.0 mm | 16 % | 12 km/h |
| 16:00 | drizzle | 8 °C | 0.6 mm | 29 % | 14 km/h |
| 17:00 | drizzle | 9 °C | 0.8 mm | 49 % | 18 km/h |
| 18:00 | heavy drizzle | 9 °C | 1.0 mm | 72 % | 17 km/h |
| 19:00 | drizzle | 9 °C | 0.8 mm | 86 % | 15 km/h |
| 20:00 | overcast | 10 °C | 0.0 mm | 84 % | 14 km/h |
| 21:00 | overcast | 10 °C | 0.0 mm | 74 % | 15 km/h |
| 22:00 | overcast | 10 °C | 0.0 mm | 65 % | 17 km/h |
| 23:00 | overcast | 10 °C | 0.0 mm | 60 % | 17 km/h |
| 00:00 | overcast | 10 °C | 0.0 mm | 56 % | 13 km/h |
| 01:00 | light drizzle | 9 °C | 0.2 mm | 55 % | 14 km/h |
| 02:00 | light drizzle | 9 °C | 0.3 mm | 60 % | 14 km/h |
| 03:00 | light drizzle | 9 °C | 0.3 mm | 69 % | 15 km/h |
| 04:00 |  light rain | 9 °C | 1.7 mm | 76 % | 16 km/h |
| 05:00 | rain | 9 °C | 2.6 mm | 79 % | 18 km/h |
| 06:00 | drizzle | 8 °C | 0.6 mm | 80 % | 16 km/h |
| 07:00 | drizzle | 8 °C | 0.8 mm | 78 % | 19 km/h |
| 08:00 | light drizzle | 8 °C | 0.3 mm | 73 % | 17 km/h |
| 09:00 | drizzle | 8 °C | 0.8 mm | 66 % | 17 km/h |
| 10:00 | drizzle | 8 °C | 0.5 mm | 59 % | 18 km/h |
| 11:00 | light rain | 7 °C | 2.1 mm | 52 % | 22 km/h |
| 12:00 | light drizzle | 8 °C | 0.3 mm | 45 % | 20 km/h |
| 13:00 | drizzle | 8 °C | 0.5 mm | 39 % | 19 km/h |
| 14:00 |  sunny | 8 °C | 0.0 mm | 36 % | 18 km/h |
| 15:00 | light drizzle | 7 °C | 0.4 mm | 34 % | 17 km/h |
| 16:00 | light drizzle | 7 °C | 0.1 mm | 31 % | 18 km/h |
| 17:00 | mostly sunny | 6 °C | 0.0 mm | 25 % | 17 km/h |
| 18:00 | partly cloudy | 5 °C | 0.0 mm | 17 % | 14 km/h |
| 19:00 | overcast | 4 °C | 0.0 mm | 12 % | 13 km/h |
| 20:00 | overcast | 4 °C | 0.0 mm | 12 % | 10 km/h |
| 21:00 | overcast | 4 °C | 0.0 mm | 14 % | 9 km/h |
| 22:00 | overcast | 4 °C | 0.0 mm | 18 % | 8 km/h |
| 23:00 | overcast | 4 °C | 0.0 mm | 22 % | 6 km/h |
| 00:00 | overcast | 4 °C | 0.0 mm | 27 % | 7 km/h |
| 01:00 | overcast | 4 °C | 0.0 mm | 33 % | 9 km/h |
| 02:00 | light drizzle | 4 °C | 0.4 mm | 40 % | 8 km/h |
| 03:00 | drizzle | 4 °C | 0.5 mm | 47 % | 11 km/h |
| 04:00 | light drizzle | 4 °C | 0.1 mm | 55 % | 14 km/h |
| 05:00 | light drizzle | 4 °C | 0.3 mm | 64 % | 16 km/h |
| 06:00 | light drizzle | 4 °C | 0.4 mm | 73 % | 17 km/h |
| 07:00 | rain | 4 °C | 4.0 mm | 80 % | 17 km/h |
| 08:00 | rain | 4 °C | 4.3 mm | 85 % | 17 km/h |
| 09:00 | light rain | 5 °C | 1.5 mm | 88 % | 14 km/h |
| 10:00 | light drizzle | 5 °C | 0.1 mm | 90 % | 9 km/h |
| 11:00 | overcast | 5 °C | 0.0 mm | 90 % | 8 km/h |
| 12:00 |  fog | 6 °C | 0.0 mm | 90 % | 10 km/h |
| 13:00 | overcast | 8 °C | 0.0 mm | 88 % | 12 km/h |
Location of Kalmthout
Kalmthout lies at 22 m, 6 m above the average of the 67 places we cover in the province of Antwerp (16 m). That makes it the 20th highest of the 67. The main town, Antwerp, lies 19 km to the south. The nearest places we cover are Kapellen (8 km to the south), Wuustwezel (8 km to the east), Essen (9 km to the north) and Stabroek (9 km to the south-west). With about 18,695 inhabitants according to GeoNames, Kalmthout is the 30th largest of the 67 places we cover in the province of Antwerp. Of the places of interest on this site, the nearest are Boom, Tomorrowland (circuit or festival, 33 km to the south) and Atomium (sight, 55 km to the south).
Today is close to the November normal (9.8 °C).
Climate of Kalmthout: 1991–2020 normals
In Kalmthout, July is typically the warmest month (up to 22.5 °C on average), while January is the coldest at 1.3 °C. July sees the most rain, with around 78 mm.
By season (average highs, 1991–2020 normals): winter 6.5 °C and 198 mm of rain, spring 14.1 °C and 164 mm, summer 21.8 °C and 222 mm, autumn 14.5 °C and 191 mm. The wettest season is summer (29 % of the annual total), the driest spring (21 %).
| Max T (°C) | Min T (°C) | Rainfall (mm) | Rainy days | |
|---|---|---|---|---|
| January | 6.0 | 1.3 | 66 | 12 |
| February | 7.0 | 1.3 | 57 | 11 |
| March | 10.3 | 3.1 | 56 | 12 |
| April | 14.3 | 5.4 | 46 | 11 |
| May | 17.8 | 9.2 | 62 | 12 |
| June | 20.5 | 12.1 | 67 | 12 |
| July | 22.5 | 14.4 | 78 | 14 |
| August | 22.3 | 14.2 | 78 | 12 |
| September | 19.0 | 11.8 | 61 | 11 |
| October | 14.7 | 8.6 | 64 | 11 |
| November | 9.8 | 4.9 | 66 | 13 |
| December | 6.4 | 2.2 | 75 | 13 |
Compared with Antwerp, the main town 19 km to the south, highs in the warmest month are 0.7 °C lower here, and the year brings 47 mm less precipitation. 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: Kapellen (8 km to the south): summers 0.2 °C warmer and 21 mm wetter a year; Wuustwezel (8 km to the east): almost identical normals; Essen (9 km to the north): summers 0.3 °C cooler and 11 mm drier a year. Among the 67 places we cover in the province of Antwerp whose normals come from the ERA5 reanalysis, Kalmthout ranks 66th for summer warmth and 64th 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 Kalmthout?
The warmest month in Kalmthout is typically July, averaging 22.5 °C (1991–2020 normal). The coldest is January, at 1.3 °C.
How many rainy days does Kalmthout get per year?
Kalmthout sees about 145 rainy days a year, adding up to roughly 776 mm of rainfall (1991–2020 normals).
How big is the gap between summer and winter in Kalmthout?
Between July and January, the temperature gap in Kalmthout runs to about 21.2 °C, based on the 1991–2020 normals.