Nivelles in Fall
In fall (September, October and November), Nivelles sees average daytime highs around 14°C and overnight lows near 8°C, with 179 mm of precipitation over about 34 wet days across the season. It is the 2nd-warmest season and the 3rd-wettest season.
Over the season highs ease from about 20°C in early September to 7°C by late November. The sky is clear or mostly clear about 15% of the time across fall, and the air most often feels dry.
Fall is Nivelles's 2nd-best season to visit on our travel score. For the whole year in context, see Nivelles's year-round climate.
- Avg daytime high
- 14°C
- 2nd-warmest season
- Avg overnight low
- 8°C
- Precipitation
- 179 mm
- 34 wet days
- Avg wind
- 15 km/h
- Travel score
- 3.9
- 2nd-best season
- Months
- Sep · Oct · Nov
Temperature in Nivelles in Fall
Over the season highs ease from about 20°C in early September to 7°C by late November.
A typical fall day in Nivelles reaches about 14°C and drops to 8°C overnight. The warmest of the three months is September, the coolest November.
How fall really feels in Nivelles
Once humidity and wind are folded in, fall brings about 0 days that feel above 32°C and 8 that feel at or below 0°C.
The story in fall is cold — wind chill drags the overnight "feels like" below the raw low.
Nivelles weather by month
How the three fall months (September, October and November) compare with the rest of the year — the season's months are highlighted.
| Month | High / Low (°C) | Rainfall (mm) | Wet days | Snow days | Daylight (hours) | Travel score |
|---|---|---|---|---|---|---|
| Jan | 6° / 1° | 67 | 12.8 | 1.4 | 8.3 | 0.2 |
| Feb | 7° / 1° | 61 | 11.7 | 2.4 | 9.7 | 0.6 |
| Mar | 10° / 3° | 59 | 12.1 | 0.9 | 11.5 | 2.2 |
| Apr | 14° / 5° | 51 | 11.7 | 0 | 13.5 | 3.8 |
| May | 17° / 9° | 65 | 12.8 | 0 | 15.2 | 5.1 |
| Jun | 20° / 12° | 65 | 11.8 | 0 | 16.2 | 5.9 |
| Jul | 22° / 14° | 69 | 11.9 | 0 | 15.8 | 6.4 |
| Aug | 22° / 14° | 72 | 11.6 | 0 | 14.3 | 6.4 |
| Sep | 19° / 11° | 54 | 10.5 | 0 | 12.4 | 5.8 |
| Oct | 14° / 8° | 60 | 11.6 | 0 | 10.4 | 4.0 |
| Nov | 9° / 5° | 65 | 11.8 | 0.5 | 8.7 | 1.8 |
| Dec | 6° / 2° | 79 | 13.3 | 1.7 | 7.8 | 0.5 |
Cloud cover in Fall
The sky is clear or mostly clear about 15% of the time across fall.
Chance of precipitation in Fall
Nivelles gets around 179 mm of rain and snow over 34 wet days across fall. The line is the day-by-day chance of measurable precipitation.
Humidity in Fall
Most of fall feels dry — the stacked bands show each day's mix of comfort levels, read off the dew point.
Wind in Fall
Winds average 15 km/h across fall.
Sunrise & sunset in Fall
Daylight runs from about 13 h 18 min in early September to 8 h 06 min by late November. The lit band spans sunrise to sunset each day.
Solar energy in Fall
Average shortwave solar energy reaching the ground each day across fall, about 2.0 kWh/m².
Is fall a good time to visit Nivelles?
Our two travel scores rate fall for general sightseeing and for beach or pool weather — 0 (poor) to 10 (ideal), averaged across the three months.
fall is a weaker month for outdoor sightseeing in Nivelles.
What to pack for Nivelles in Fall
From fall's temperature range, rain chance, sun and wind — what's worth putting in the bag.
In fall, Nivelles sees daytime highs around 14°C and nights near 8°C. Pack a warm layer. Worth having: rain gear. About 34 days see rain.
UV index in Nivelles in Fall
Clear-sky midday UV across fall averages around 3. The full-year curve, shaded by WHO exposure level, is below.
Under clear skies, the midday UV index in Nivelles peaks around July 13 at about 7 (high) — sunscreen and a hat are worth it in the middle of the day. It bottoms out near December 22 at about 1 (low).
The index reaches 3 or more — the level where the WHO recommends sun protection — in 7 months of the year.
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| UV index (midday) | 1 | 1 | 3 | 4 | 6 | 7 | 7 | 6 | 4 | 3 | 1 | 1 |
| Level | Low | Low | Moderate | Moderate | High | High | High | High | Moderate | Moderate | Low | Low |
| UV index (midday) | Level | |
|---|---|---|
| Jan | 1 | Low |
| Feb | 1 | Low |
| Mar | 3 | Moderate |
| Apr | 4 | Moderate |
| May | 6 | High |
| Jun | 7 | High |
| Jul | 7 | High |
| Aug | 6 | High |
| Sep | 4 | Moderate |
| Oct | 3 | Moderate |
| Nov | 1 | Low |
| Dec | 1 | Low |
Air quality in Nivelles in Fall
Average fine-particle pollution (PM2.5) through the year — so you can see where fall falls, not just the annual average.
Air quality in Nivelles is worst in April — around 18 µg/m³ PM2.5 (moderate), about 1.6× the cleanest month (December, 11 µg/m³).
Modeled monthly averages (CAMS reanalysis, 2015–2024).
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| PM2.5 (µg/m³) | 13 | 13 | 17 | 18 | 15 | 14 | 13 | 14 | 13 | 12 | 11 | 11 |
| Level | Moderate | Moderate | Moderate | Moderate | Moderate | Moderate | Moderate | Moderate | Moderate | Good | Good | Good |
| PM2.5 (µg/m³) | Level | |
|---|---|---|
| Jan | 13 | Moderate |
| Feb | 13 | Moderate |
| Mar | 17 | Moderate |
| Apr | 18 | Moderate |
| May | 15 | Moderate |
| Jun | 14 | Moderate |
| Jul | 13 | Moderate |
| Aug | 14 | Moderate |
| Sep | 13 | Moderate |
| Oct | 12 | Good |
| Nov | 11 | Good |
| Dec | 11 | Good |
Where is Nivelles?
Nivelles sits at 50.6°N, 4.3°E, 101 m above sea level, in Belgium. The nearest listed city is Braine-l'Alleud, 10 km away.
Topography around Nivelles
How much the land rises and falls, and what covers it, within 3, 16 and 80 km of Nivelles.
Within 3 km, the terrain around Nivelles has only modest variations in elevation — a maximum elevation change of 94 m around an average of 128 m above sea level; within 16 km, significant variations in elevation — a maximum elevation change of 296 m; within 80 km, large variations in elevation — a maximum elevation change of 629 m.
The land around Nivelles is covered by cropland (39%), trees (26%) and artificial surfaces (20%) within 3 km, cropland (43%) and trees (30%) within 16 km, and cropland (34%), trees (31%) and grassland (25%) within 80 km.
Belgium travel facts
- Travel advisory
- Level 2
- Exercise Increased Caution
- Power plugs
- Type C / E
- 230 V · 50 Hz
- Prices
- ≈ 81% of US
- price level, 2025
- GDP per capita
- $60,750
- 2025
- Happiness
- 6.9 / 10
- World Happiness, 2025
- Safe drinking water
- 100%
- of population, 2024
- Homicide rate
- 1.1
- per 100k, 2021
- Road deaths
- 5.8
- per 100k/yr, 2019
- Income group
- High
- World Bank
- English
- Very high
- EF EPI 608
- Religion
Sources: World Bank, US State Department, World Happiness Report, WHO/UNICEF, EF EPI, CIA World Factbook.
Data sources
Temperature, precipitation, cloud, humidity, wind and solar figures are a 1991–2020 climatology for Nivelles (50.5983°, 4.3285°, elevation 101 m), computed from hourly ERA5 reanalysis — contains modified Copernicus Climate Change Service information. Sun figures are astronomical calculations, not observations. City data © GeoNames, CC BY 4.0. Map outlines from Natural Earth (public domain); interactive map © Google.