Weather in Andenne
Namur, 76 m · continuously updated
Ernage (31 km) · 8 °C · KMI/IRM 13:00
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Temperature · last 4 and next 28 hours
Andenne weather: the next 24 hours
Updated hourly.
Andenne 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 Andenne
Neighbouring towns, as the crow flies.
Official weather warnings
No active warning for Namur.
Updated 15 Nov 13:48.
Is there an active weather warning for Andenne?
No active warning for Namur.
Latest RMI observation near Andenne
Measured at Ernage, 31 km from Andenne: situation as of 15 November 2026, 13:00. Ernage 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, 13:00 |
|---|---|
| Temperature | 8.3 °C |
| Wind | 19 km/h S |
| Gusts | 47 km/h |
| Rain, last hour | 0.0 mm |
| Humidity | 83 % |
| Pressure | 1005 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 Andenne
The weather station nearest to Andenne, Bierset located 178 m above sea level, is 30 km away; its records cover 1954–2013. In November, the mean temperature there is 6.5 °C over 1991–2020, 1.1 °C more than over 1961–1990 (5.4 °C), with about – mm of rain. The warmest month ever measured is July 2006 (23.3 °C), the coldest February 1956 (−8.0 °C). See the full series of Bierset
Today in Andenne
- 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 (1.9 mm, up to 100 % 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 3.2 °C; once warmed to 20 °C, that air holds only 33 % humidity, against 50 % in a typical home: opening the windows dries the house. How it is calculated
- Garden: 40.6 mm of rain expected within 48 h, against a need of 1.2 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 Andenne
Today (Sunday 15 Nov) in Andenne: heavy drizzle, 3 to 11 °C, precipitation 2.4 mm (100 %), wind up to 19 km/h. Tomorrow: rain, 4 to 10 °C.
| Day | Weather | Min | Max | Precip. | Wind |
|---|---|---|---|---|---|
| Today | heavy drizzle | 3 °C | 11 °C | 2.4 mm | 19 km/h |
| Tomorrow | rain | 4 °C | 10 °C | 8.7 mm | 24 km/h |
| Tue 17 Nov | rain | 5 °C | 14 °C | 29.8 mm | 32 km/h |
| Wed 18 Nov | light drizzle | 8 °C | 12 °C | 2.2 mm | 28 km/h |
| Thu 19 Nov | showers | 8 °C | 10 °C | 14.1 mm | 25 km/h |
| Fri 20 Nov | showers | 4 °C | 9 °C | 14.5 mm | 23 km/h |
| Sat 21 Nov | overcast | 1 °C | 9 °C | 0.0 mm | 13 km/h |
Tomorrow's weather in Andenne
Tomorrow, Monday 16 Nov, in Andenne: rain, from 4 to 10 °C, 8.7 mm of precipitation (probability 70 %), wind up to 24 km/h.
| Hour | Weather | Temp. | Precip. | Chance | Wind |
|---|---|---|---|---|---|
| 00:00 |  partly cloudy | 10 °C | 0.0 mm | 70 % | 12 km/h |
| 03:00 |  light drizzle | 9 °C | 0.3 mm | 62 % | 16 km/h |
| 06:00 | drizzle | 9 °C | 0.8 mm | 64 % | 24 km/h |
| 09:00 |  overcast | 8 °C | 0.0 mm | 53 % | 19 km/h |
| 12:00 | overcast | 8 °C | 0.0 mm | 36 % | 19 km/h |
| 15:00 |  sunny | 8 °C | 0.0 mm | 23 % | 18 km/h |
| 18:00 | overcast | 4 °C | 0.0 mm | 14 % | 9 km/h |
| 21:00 | overcast | 5 °C | 0.0 mm | 27 % | 6 km/h |
Frequently asked questions
Will it rain tomorrow in Andenne?
Yes: 8.7 mm expected, probability 70 %.
How warm will it be tomorrow in Andenne?
Between 4 and 10 °C.
The weekend
Today, Sunday, in Andenne: heavy drizzle, 3 to 11 °C. Next weekend: Saturday overcast, 1 to 9 °C, Sunday light drizzle, 4 to 10 °C.
| Day | Weather | Min | Max | Precip. | Wind |
|---|---|---|---|---|---|
| Today | heavy drizzle | 3 °C | 11 °C | 2.4 mm | 19 km/h |
| Sat 21 Nov | overcast | 1 °C | 9 °C | 0.0 mm | 13 km/h |
| Sun 22 Nov | light drizzle | 4 °C | 10 °C | 4.2 mm | 26 km/h |
Hour by hour
The next 48 hours in Andenne, hour by hour: temperature from 4 to 14 °C, 40.6 mm of rain expected.
| Hour | Weather | Temp. | Precip. | Chance | Wind |
|---|---|---|---|---|---|
| 14:00 | overcast | 9 °C | 0.0 mm | 4 % | 17 km/h |
| 15:00 | overcast | 10 °C | 0.0 mm | 11 % | 19 km/h |
| 16:00 | overcast | 10 °C | 0.0 mm | 24 % | 19 km/h |
| 17:00 | drizzle | 10 °C | 0.5 mm | 48 % | 17 km/h |
| 18:00 | drizzle | 10 °C | 0.8 mm | 78 % | 15 km/h |
| 19:00 | heavy drizzle | 11 °C | 1.0 mm | 98 % | 18 km/h |
| 20:00 | light drizzle | 11 °C | 0.1 mm | 100 % | 16 km/h |
| 21:00 | overcast | 10 °C | 0.0 mm | 96 % | 14 km/h |
| 22:00 | overcast | 10 °C | 0.0 mm | 88 % | 15 km/h |
| 23:00 | overcast | 10 °C | 0.0 mm | 80 % | 11 km/h |
| 00:00 | partly cloudy | 10 °C | 0.0 mm | 70 % | 12 km/h |
| 01:00 |  rain | 9 °C | 3.3 mm | 63 % | 6 km/h |
| 02:00 | light drizzle | 10 °C | 0.4 mm | 61 % | 15 km/h |
| 03:00 | light drizzle | 9 °C | 0.3 mm | 62 % | 16 km/h |
| 04:00 | light drizzle | 9 °C | 0.2 mm | 63 % | 19 km/h |
| 05:00 | light rain | 9 °C | 2.1 mm | 64 % | 24 km/h |
| 06:00 | drizzle | 9 °C | 0.8 mm | 64 % | 24 km/h |
| 07:00 | drizzle | 9 °C | 0.5 mm | 63 % | 21 km/h |
| 08:00 | light drizzle | 8 °C | 0.2 mm | 59 % | 19 km/h |
| 09:00 | overcast | 8 °C | 0.0 mm | 53 % | 19 km/h |
| 10:00 | light drizzle | 8 °C | 0.1 mm | 47 % | 13 km/h |
| 11:00 | light drizzle | 7 °C | 0.1 mm | 41 % | 18 km/h |
| 12:00 | overcast | 8 °C | 0.0 mm | 36 % | 19 km/h |
| 13:00 | overcast | 8 °C | 0.0 mm | 31 % | 17 km/h |
| 14:00 | sunny | 8 °C | 0.0 mm | 27 % | 17 km/h |
| 15:00 | sunny | 8 °C | 0.0 mm | 23 % | 18 km/h |
| 16:00 | partly cloudy | 7 °C | 0.0 mm | 20 % | 15 km/h |
| 17:00 | overcast | 6 °C | 0.0 mm | 17 % | 11 km/h |
| 18:00 | overcast | 4 °C | 0.0 mm | 14 % | 9 km/h |
| 19:00 | overcast | 4 °C | 0.0 mm | 14 % | 8 km/h |
| 20:00 | overcast | 4 °C | 0.0 mm | 19 % | 6 km/h |
| 21:00 | overcast | 5 °C | 0.0 mm | 27 % | 6 km/h |
| 22:00 | overcast | 5 °C | 0.0 mm | 35 % | 6 km/h |
| 23:00 | drizzle | 5 °C | 0.7 mm | 41 % | 6 km/h |
| 00:00 | drizzle | 5 °C | 0.9 mm | 46 % | 6 km/h |
| 01:00 | light rain | 5 °C | 1.9 mm | 51 % | 7 km/h |
| 02:00 | rain | 5 °C | 2.5 mm | 56 % | 9 km/h |
| 03:00 | light rain | 5 °C | 1.3 mm | 62 % | 10 km/h |
| 04:00 | drizzle | 6 °C | 0.7 mm | 67 % | 9 km/h |
| 05:00 | light rain | 6 °C | 1.8 mm | 72 % | 7 km/h |
| 06:00 | light rain | 7 °C | 2.4 mm | 77 % | 9 km/h |
| 07:00 | light rain | 9 °C | 2.2 mm | 82 % | 10 km/h |
| 08:00 | rain | 11 °C | 4.6 mm | 87 % | 17 km/h |
| 09:00 | rain | 12 °C | 2.6 mm | 91 % | 18 km/h |
| 10:00 | rain | 13 °C | 3.8 mm | 94 % | 18 km/h |
| 11:00 | light rain | 13 °C | 1.9 mm | 95 % | 17 km/h |
| 12:00 | rain | 14 °C | 2.9 mm | 95 % | 20 km/h |
| 13:00 | overcast | 14 °C | 0.0 mm | 94 % | 28 km/h |
Location of Andenne
Andenne lies at 76 m, 118 m below the average of the 38 places we cover in the province of Namur (194 m). That makes it the lowest of the 38. The main town, Namur, lies 16 km to the west. The nearest places we cover are Ohey (6 km to the south), Héron (6 km to the north), Wanze (10 km to the north-east) and Gesves (10 km to the south). With about 27,391 inhabitants according to GeoNames, Andenne is the 3rd largest of the 38 places we cover in the province of Namur. Of the places of interest on this site, the nearest are Durbuy (natural site, 30 km to the south-east) and Villers Abbey (sight, 41 km to the west).
Today is close to the November normal (9.8 °C).
Climate of Andenne: 1991–2020 normals
In Andenne, July is typically the warmest month (up to 22.9 °C on average), while January is the coldest at 1.1 °C. December sees the most rain, with around 84 mm.
By season (average highs, 1991–2020 normals): winter 6.5 °C and 221 mm of rain, spring 14.3 °C and 182 mm, summer 22.2 °C and 231 mm, autumn 14.6 °C and 195 mm. The wettest season is summer (28 % of the annual total), the driest spring (22 %).
| Max T (°C) | Min T (°C) | Rainfall (mm) | Rainy days | |
|---|---|---|---|---|
| January | 5.9 | 1.1 | 72 | 13 |
| February | 7.0 | 1.1 | 65 | 12 |
| March | 10.7 | 2.8 | 64 | 13 |
| April | 14.4 | 5.4 | 53 | 12 |
| May | 17.9 | 9.1 | 66 | 13 |
| June | 20.8 | 12.0 | 72 | 13 |
| July | 22.9 | 14.3 | 77 | 13 |
| August | 22.8 | 14.2 | 82 | 13 |
| September | 19.3 | 11.4 | 62 | 12 |
| October | 14.8 | 8.5 | 64 | 12 |
| November | 9.8 | 4.7 | 68 | 13 |
| December | 6.5 | 2.0 | 84 | 15 |
Compared with Namur, the main town 16 km to the west, highs in the warmest month are 0.1 °C lower here, and the year brings 28 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: Ohey (6 km to the south): summers 1.4 °C cooler and 2 mm drier a year; Wanze (10 km to the north-east): summers 0.2 °C cooler and 28 mm wetter a year; Burdinne (10 km to the north): summers 0.4 °C cooler and 12 mm wetter a year. Among the 38 places we cover in the province of Namur whose normals come from the ERA5 reanalysis, Andenne ranks 7th for summer warmth and 32nd for annual precipitation. The warmest summers are in Jemeppe-sur-Sambre and the coolest in Viroinval; the wettest year is in Bièvre and the driest in Hastière and Onhaye.
What is the warmest month in Andenne?
The warmest month in Andenne is typically July, averaging 22.9 °C (1991–2020 normal). The coldest is January, at 1.1 °C.
How many rainy days does Andenne get per year?
Andenne sees about 153 rainy days a year, adding up to roughly 830 mm of rainfall (1991–2020 normals).
How big is the gap between summer and winter in Andenne?
Between July and January, the temperature gap in Andenne runs to about 21.8 °C, based on the 1991–2020 normals.