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Weather in Oudergem
Brussels-Capital Region, 68 m · continuously updated
Uccle (6 km) · 9 °C · KMI/IRM 14:00
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Temperature · last 4 and next 28 hours
Oudergem weather: the next 24 hours
Updated hourly.
Oudergem 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 Oudergem
Neighbouring towns, as the crow flies.
Official weather warnings
No active warning for Brussels-Capital Region.
Updated 15 Nov 13:48.
Is there an active weather warning for Oudergem?
No active warning for Brussels-Capital Region.
Latest RMI observation near Oudergem
Measured at Uccle, 6 km from Oudergem: situation as of 15 November 2026, 14:00. Uccle 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 | 9.3 °C |
| Wind | 18 km/h S |
| Gusts | 36 km/h |
| Rain, last hour | 0.0 mm |
| Humidity | 86 % |
| 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 Oudergem
The weather station nearest to Oudergem, Uccle located 104 m above sea level, is 6 km away; its records cover 1795–2025. In November, the mean temperature there is 7.3 °C over 1991–2020, 1.0 °C more than over 1961–1990 (6.3 °C), with about – mm of rain. The warmest month ever measured is July 2006 (23.5 °C), the coldest February 1956 (−6.2 °C). See the full series of Uccle
Today in Oudergem
- 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 (1.5 mm, up to 92 % 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 °C; once warmed to 20 °C, that air holds only 35 % humidity, against 50 % in a typical home: opening the windows dries the house. How it is calculated
- Garden: 21.8 mm of rain expected within 48 h, against a need of 1.3 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 Oudergem
Today (Sunday 15 Nov) in Oudergem: heavy drizzle, 2 to 11 °C, precipitation 3.6 mm (92 %), wind up to 20 km/h. Tomorrow: rain, 4 to 10 °C.
| Day | Weather | Min | Max | Precip. | Wind |
|---|---|---|---|---|---|
| Today | heavy drizzle | 2 °C | 11 °C | 3.6 mm | 20 km/h |
| Tomorrow | rain | 4 °C | 10 °C | 4.1 mm | 25 km/h |
| Tue 17 Nov | rain | 4 °C | 14 °C | 16.8 mm | 37 km/h |
| Wed 18 Nov | drizzle | 8 °C | 11 °C | 1.8 mm | 25 km/h |
| Thu 19 Nov | showers | 8 °C | 9 °C | 15.2 mm | 22 km/h |
| Fri 20 Nov | showers | 2 °C | 8 °C | 14.4 mm | 12 km/h |
| Sat 21 Nov | partly cloudy | 1 °C | 10 °C | 0.0 mm | 11 km/h |
Tomorrow's weather in Oudergem
Tomorrow, Monday 16 Nov, in Oudergem: rain, from 4 to 10 °C, 4.1 mm of precipitation (probability 63 %), wind up to 25 km/h.
| Hour | Weather | Temp. | Precip. | Chance | Wind |
|---|---|---|---|---|---|
| 00:00 |  overcast | 10 °C | 0.0 mm | 63 % | 16 km/h |
| 03:00 |  light drizzle | 9 °C | 0.2 mm | 51 % | 18 km/h |
| 06:00 | light drizzle | 8 °C | 0.2 mm | 48 % | 21 km/h |
| 09:00 | light drizzle | 8 °C | 0.1 mm | 36 % | 20 km/h |
| 12:00 | overcast | 8 °C | 0.0 mm | 26 % | 20 km/h |
| 15:00 | overcast | 7 °C | 0.0 mm | 18 % | 17 km/h |
| 18:00 | overcast | 5 °C | 0.0 mm | 15 % | 14 km/h |
| 21:00 | overcast | 4 °C | 0.0 mm | 25 % | 5 km/h |
Frequently asked questions
Will it rain tomorrow in Oudergem?
Yes: 4.1 mm expected, probability 63 %.
How warm will it be tomorrow in Oudergem?
Between 4 and 10 °C.
The weekend
Today, Sunday, in Oudergem: heavy drizzle, 2 to 11 °C. Next weekend: Saturday partly cloudy, 1 to 10 °C, Sunday heavy drizzle, 4 to 9 °C.
| Day | Weather | Min | Max | Precip. | Wind |
|---|---|---|---|---|---|
| Today | heavy drizzle | 2 °C | 11 °C | 3.6 mm | 20 km/h |
| Sat 21 Nov |  partly cloudy | 1 °C | 10 °C | 0.0 mm | 11 km/h |
| Sun 22 Nov | heavy drizzle | 4 °C | 9 °C | 9.6 mm | 21 km/h |
Hour by hour
The next 48 hours in Oudergem, hour by hour: temperature from 4 to 14 °C, 21.8 mm of rain expected.
| Hour | Weather | Temp. | Precip. | Chance | Wind |
|---|---|---|---|---|---|
| 14:00 | overcast | 9 °C | 0.0 mm | 16 % | 19 km/h |
| 15:00 | overcast | 9 °C | 0.0 mm | 30 % | 20 km/h |
| 16:00 | drizzle | 9 °C | 0.8 mm | 45 % | 18 km/h |
| 17:00 | heavy drizzle | 10 °C | 1.0 mm | 62 % | 18 km/h |
| 18:00 | heavy drizzle | 10 °C | 1.0 mm | 81 % | 20 km/h |
| 19:00 | drizzle | 11 °C | 0.5 mm | 92 % | 18 km/h |
| 20:00 | overcast | 11 °C | 0.0 mm | 91 % | 17 km/h |
| 21:00 | overcast | 10 °C | 0.0 mm | 84 % | 17 km/h |
| 22:00 | overcast | 10 °C | 0.0 mm | 76 % | 16 km/h |
| 23:00 | overcast | 10 °C | 0.0 mm | 69 % | 17 km/h |
| 00:00 | overcast | 10 °C | 0.0 mm | 63 % | 16 km/h |
| 01:00 | light drizzle | 10 °C | 0.1 mm | 57 % | 16 km/h |
| 02:00 | light drizzle | 9 °C | 0.1 mm | 53 % | 18 km/h |
| 03:00 | light drizzle | 9 °C | 0.2 mm | 51 % | 18 km/h |
| 04:00 |  rain | 9 °C | 2.6 mm | 49 % | 24 km/h |
| 05:00 | light drizzle | 9 °C | 0.4 mm | 48 % | 25 km/h |
| 06:00 | light drizzle | 8 °C | 0.2 mm | 48 % | 21 km/h |
| 07:00 | light drizzle | 8 °C | 0.1 mm | 47 % | 20 km/h |
| 08:00 | light drizzle | 8 °C | 0.2 mm | 42 % | 23 km/h |
| 09:00 | light drizzle | 8 °C | 0.1 mm | 36 % | 20 km/h |
| 10:00 | overcast | 8 °C | 0.0 mm | 31 % | 19 km/h |
| 11:00 | overcast | 7 °C | 0.0 mm | 28 % | 18 km/h |
| 12:00 | overcast | 8 °C | 0.0 mm | 26 % | 20 km/h |
| 13:00 |  mostly sunny | 8 °C | 0.0 mm | 24 % | 20 km/h |
| 14:00 | partly cloudy | 7 °C | 0.0 mm | 21 % | 20 km/h |
| 15:00 | overcast | 7 °C | 0.0 mm | 18 % | 17 km/h |
| 16:00 | overcast | 7 °C | 0.0 mm | 16 % | 14 km/h |
| 17:00 | overcast | 6 °C | 0.0 mm | 15 % | 16 km/h |
| 18:00 | overcast | 5 °C | 0.0 mm | 15 % | 14 km/h |
| 19:00 | partly cloudy | 5 °C | 0.0 mm | 16 % | 10 km/h |
| 20:00 | overcast | 4 °C | 0.0 mm | 20 % | 7 km/h |
| 21:00 | overcast | 4 °C | 0.0 mm | 25 % | 5 km/h |
| 22:00 | overcast | 4 °C | 0.0 mm | 31 % | 5 km/h |
| 23:00 | light drizzle | 4 °C | 0.1 mm | 37 % | 6 km/h |
| 00:00 | drizzle | 4 °C | 0.9 mm | 43 % | 7 km/h |
| 01:00 | light rain | 5 °C | 1.9 mm | 49 % | 9 km/h |
| 02:00 | rain | 5 °C | 2.7 mm | 53 % | 10 km/h |
| 03:00 | light rain | 5 °C | 1.6 mm | 57 % | 16 km/h |
| 04:00 | light drizzle | 5 °C | 0.3 mm | 61 % | 18 km/h |
| 05:00 | drizzle | 5 °C | 0.6 mm | 66 % | 16 km/h |
| 06:00 | rain | 5 °C | 2.7 mm | 72 % | 18 km/h |
| 07:00 | light rain | 6 °C | 1.6 mm | 78 % | 14 km/h |
| 08:00 | heavy drizzle | 6 °C | 1.1 mm | 84 % | 10 km/h |
| 09:00 | drizzle | 6 °C | 0.5 mm | 89 % | 7 km/h |
| 10:00 | light drizzle | 11 °C | 0.1 mm | 92 % | 14 km/h |
| 11:00 | light drizzle | 13 °C | 0.2 mm | 92 % | 20 km/h |
| 12:00 | light drizzle | 14 °C | 0.1 mm | 90 % | 22 km/h |
| 13:00 | light drizzle | 13 °C | 0.1 mm | 88 % | 25 km/h |
Location of Oudergem
Oudergem lies at 68 m, 7 m above the average of the 19 places we cover in the Brussels-Capital Region (61 m). That makes it the 6th highest of the 19. The main town, Brussels, lies 7 km to the north-west. The nearest places we cover are Watermael-Boitsfort (2 km to the south-west), Sint-Pieters-Woluwe (2 km to the north), Sint-Lambrechts-Woluwe (4 km to the north) and Etterbeek (4 km to the north-west). With about 34,013 inhabitants according to GeoNames, Oudergem is the 14th largest of the 19 places we cover in the Brussels-Capital Region. Of the places of interest on this site, the nearest are Sonian Forest (natural site, 3 km to the south) and Waterloo, Lion’s Mound (sight, 11 km to the south).
Today is close to the November normal (10.1 °C).
Climate of Oudergem: 1991–2020 normals
In Oudergem, July is typically the warmest month (up to 23.6 °C on average), while January is the coldest at 1.5 °C. August sees the most rain, with around 92 mm.
By season (average highs, 1991–2020 normals): winter 6.8 °C and 232 mm of rain, spring 15.1 °C and 170 mm, summer 22.8 °C and 248 mm, autumn 15.0 °C and 214 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 | 6.3 | 1.5 | 76 | 13 |
| February | 7.4 | 1.5 | 67 | 12 |
| March | 11.3 | 3.6 | 58 | 12 |
| April | 15.3 | 6.1 | 49 | 12 |
| May | 18.7 | 9.5 | 63 | 12 |
| June | 21.5 | 12.5 | 73 | 12 |
| July | 23.6 | 14.6 | 83 | 13 |
| August | 23.3 | 14.2 | 92 | 14 |
| September | 19.9 | 11.3 | 69 | 12 |
| October | 15.1 | 8.2 | 71 | 12 |
| November | 10.1 | 4.6 | 74 | 13 |
| December | 6.7 | 2.0 | 90 | 14 |
Its normals are almost identical to those of Brussels, the main town 7 km to the north-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: Wezembeek-Oppem (5 km to the north-east): almost identical normals; Kraainem (6 km to the north-east): equally warm summers and 37 mm drier a year; Saint-Josse-ten-Noode (6 km to the north-west): equally warm summers and 37 mm drier a year.
What is the warmest month in Oudergem?
The warmest month in Oudergem is typically July, averaging 23.6 °C (1991–2020 normal). The coldest is January, at 1.5 °C.
How many rainy days does Oudergem get per year?
Oudergem sees about 152 rainy days a year, adding up to roughly 865 mm of rainfall (1991–2020 normals).
How big is the gap between summer and winter in Oudergem?
Between July and January, the temperature gap in Oudergem runs to about 22.1 °C, based on the 1991–2020 normals.