Gembloux weather in January

In January, Gembloux sees average daytime highs of 5°C and overnight lows near 1°C, with 66 mm of precipitation across 12.5 wet days and about 8.3 hours of daylight. It is the 12th-warmest and 5th-wettest month of the year here.

Day-to-day highs hold fairly steady near 5°C through the month. The sky is clear or mostly clear about 14% of the time in January, and the air most often feels dry.

Daylight stretches from about 7 h 48 min at the start of January to 8 h 54 min by month's end. Set against the rest of the year, January is Gembloux's 9th-clearest and 1st-windiest month. For the whole year in context, see Gembloux's year-round climate.

Daytime high
12th warmest
Overnight low
2nd coldest
Precipitation
66 mm
12.5 wet days
Daylight
8 h 12 min
8:44 AM – 4:57 PM
Cloud cover
75%
9th clearest
Wind
17 km/h
1st windiest
Solar energy
0.83 kWh/m²
Travel score
0.1
out of 10

Gembloux is town in Gembloux municipality, Belgium.

Air quality: WHO Ambient Air Quality Database. Density & description: Wikidata (CC0), GeoNames.

Temperature in January

Average highAverage lowShaded bands: 10–90% of days

Day-to-day highs hold fairly steady near 5°C through the month.

A typical January day in Gembloux reaches about 5°C in the afternoon and slips back to 1°C overnight — a 4°C spread between the day's warmth and the night's chill. On most days the high lands between -0°C and 10°C. Set against its neighbours, January runs on par with December and about 1°C cooler than February.

-10°-5°10°15°151015202531
Avg high (°C)Avg low (°C)
151
251
351
451
551
651
751
851
951
1051
1151
1251
1351
1451
1551
1651
1751
1851
1951
2051
2151
2251
2351
2451
2551
2651
2751
2851
2951
3051
3151

How January really feels in Gembloux

Once humidity and wind are folded in, January averages 0 days that feel above 32°C and 31 that feel at or below 0°C — the comfort signal a plain temperature reading hides.

Days feeling ≥ 32°C
0
heat index over the day's high
Days feeling ≤ C
31
wind chill below the day's low

The story in January is cold — wind chill drags the overnight "feels like" below the raw low.

Gembloux weather by month

How January compares with the rest of the year at a glance. January is the 12th-warmest and 5th-wettest month here — the current month is highlighted below.

MonthHigh / Low (°C)Rainfall (mm)Wet daysSnow daysDaylight (hours)Travel score
Jan / 6612.51.98.30.1
Feb / 6211.62.89.70.5
Mar10° / 6112.71.311.52.1
Apr14° / 5311.80.113.53.7
May17° / 6512.8015.25.1
Jun20° / 12°7112.2016.15.8
Jul22° / 14°7512.7015.86.2
Aug22° / 13°7812.2014.36.3
Sep19° / 11°5810.9012.45.7
Oct14° / 6111.7010.43.8
Nov / 6512.30.78.71.6
Dec / 8013.92.17.80.3

Cloud cover in January

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 14% of the time in January.

Beyond those clear spells, partly cloudy skies cover about 11% of January, with mostly cloudy or overcast conditions the remaining 76%.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
12377
22377
32377
42476
52476
62476
72575
82575
92575
102674
112773
122674
132674
142674
152674
162674
172674
182575
192575
202575
212575
222476
232476
242377
252377
262377
272476
282476
292377
302377
312476

Chance of precipitation in January

Any precipitationSnow

Gembloux gets around 66 mm of rain and snow over 12.5 wet days in January. The line is the day-by-day chance of measurable precipitation.

Day to day, the chance of measurable precipitation averages around 41% and peaks near 44% on the wettest days, and about 2 days bring snow.

0%10%20%30%40%50%151015202531
Rain chance (%)Snow chance (%)
1446
2446
3445
4435
5435
6435
7435
8425
9425
10425
11415
12415
13415
14415
15415
16405
17406
18406
19406
20407
21407
22407
23398
24398
25398
26399
27399
28399
29399
30399
313910

Humidity in January

DryComfortableHumidMuggyOppressiveMiserable

Most of January feels dry — the stacked bands show each day's mix of comfort levels, read off the dew point.

By dew point, January lands in the dry band about 100% of days. It rarely turns muggy — the humid and sticky bands barely register.

0%25%50%75%100%151015202531
Dry (%)
1100
2100
3100
4100
5100
6100
7100
8100
9100
10100
11100
12100
13100
14100
15100
16100
17100
18100
19100
20100
21100
22100
23100
24100
25100
26100
27100
28100
29100
30100
31100

Wind in January

Winds average 17 km/h in January, the windiest month of the year.

Across January, daily wind ranges from about 16 km/h on the calmest days to 18 km/h at its breeziest. It stays fairly steady from day to day.

05101520151015202531
Wind speed (km/h)Feels
118light breeze
218light breeze
318light breeze
418light breeze
518light breeze
618light breeze
718light breeze
818light breeze
918light breeze
1018light breeze
1118light breeze
1218light breeze
1318light breeze
1418light breeze
1517light breeze
1617light breeze
1717light breeze
1817light breeze
1917light breeze
2017light breeze
2117light breeze
2217light breeze
2317light breeze
2417light breeze
2517light breeze
2616light breeze
2716light breeze
2816light breeze
2916light breeze
3016light breeze
3116light breeze

Sunrise & sunset in January

DaylightNight

Daylight runs from about 7 h 48 min at the start of January to 8 h 54 min by month's end. The lit band spans sunrise to sunset each day.

Days grow by about 66 minutes over January. Sunrise moves from 8:49 AM to 8:28 AM, and sunset from 4:39 PM to 5:21 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
17.88:494:39
27.98:494:40
37.98:494:41
47.98:494:42
57.98:494:43
67.98:494:45
78.08:484:46
88.08:484:47
98.08:484:48
108.08:474:49
118.18:474:51
128.18:464:52
138.18:464:53
148.28:454:55
158.28:444:56
168.28:444:57
178.38:434:59
188.38:425:00
198.38:415:02
208.48:405:03
218.48:405:05
228.58:395:06
238.58:385:08
248.58:375:09
258.68:355:11
268.68:345:13
278.78:335:14
288.78:325:16
298.88:315:18
308.88:295:19
318.98:285:21

Solar energy in January

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in January, about 0.83 kWh/m².

For context, solar energy here swings from a low near 0.65 kWh/m² to a high of 5.32 kWh/m² in June across the year — January's 0.83 kWh/m² sits near the bottom.

00.511.52151015202531
Solar energy (kWh/m²)Level
10.7Dim
20.7Dim
30.7Dim
40.7Dim
50.7Dim
60.7Dim
70.7Dim
80.7Dim
90.7Dim
100.8Dim
110.8Dim
120.8Dim
130.8Dim
140.8Dim
150.8Dim
160.8Dim
170.8Dim
180.9Dim
190.9Dim
200.9Dim
210.9Dim
220.9Dim
230.9Dim
241.0Dim
251.0Dim
261.0Dim
271.0Dim
281.0Dim
291.1Dim
301.1Dim
311.1Dim
Planning a trip in January

Is January a good time to visit Gembloux?

Our two travel scores rate January for general sightseeing and for beach or pool weather — 0 (poor) to 10 (ideal).

0.1
Sightseeing
12th-best month of the year
0.0
Beach & pool
8th-best month of the year

January is a weaker month for outdoor sightseeing in Gembloux.

What to pack for Gembloux in January

From January's temperature range, rain chance, sun and wind — what's worth putting in the bag.

In January, Gembloux sees daytime highs around 5°C and nights near 1°C. Pack a warm layer. Worth having: a heavy coat and rain gear. About 13 days see rain.

a warm layera heavy coatrain gear

UV index in Gembloux in January

LowModerateHighVery highExtreme

Clear-sky midday UV in January peaks around 1. The full-year curve, shaded by WHO exposure level, is below.

Under clear skies, the midday UV index in Gembloux 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.

025710JanFebMarAprMayJunJulAugSepOctNovDecLowModerateHighModerateLowJul 13UV 7Dec 22UV 1
UV index (midday)Level
Jan1Low
Feb1Low
Mar3Moderate
Apr4Moderate
May6High
Jun7High
Jul7High
Aug6High
Sep4Moderate
Oct3Moderate
Nov1Low
Dec1Low

Air quality in Gembloux in January

GoodModeratePoorUnhealthyVery unhealthy

Average fine-particle pollution (PM2.5) through the year — so you can see where January falls, not just the annual average.

Air quality in Gembloux 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).

01020JanFebMarAprMayJunJulAugSepOctNovDecModerateGoodApr 1217 µg/m³Dec 1111 µg/m³
PM2.5 (µg/m³)Level
Jan13Moderate
Feb13Moderate
Mar17Moderate
Apr18Moderate
May15Moderate
Jun14Moderate
Jul13Moderate
Aug14Moderate
Sep13Moderate
Oct12Good
Nov11Good
Dec11Good
Location & terrain

Where is Gembloux?

Gembloux sits at 50.6°N, 4.7°E, 158 m above sea level, in Belgium. The nearest listed city is Louvain-la-Neuve, 13 km away.

NamurJambesWavreChâtelineauRixensartChâtelet

Topography around Gembloux

How much the land rises and falls, and what covers it, within 3, 16 and 80 km of Gembloux.

Within 3 km, the terrain around Gembloux has only modest variations in elevation — a maximum elevation change of 63 m around an average of 157 m above sea level; within 16 km, only modest variations in elevation — a maximum elevation change of 182 m; within 80 km, large variations in elevation — a maximum elevation change of 761 m.

The land around Gembloux is covered by cropland (50%) and trees (25%) within 3 km, cropland (52%) and trees (26%) within 16 km, and trees (40%), cropland (27%) and grassland (24%) within 80 km.

3 km
63 m
16 km
182 m
80 km
761 m
treesgrasslandcroplandartificial surfaceswater
January weather nearby: Louvain-la-Neuve 13 km · Fleurus 14 km · Namur 16 km · Jambes 17 km · Wavre 19 km · Châtelineau 21 km · Rixensart 21 km · Châtelet 21 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
Roman Catholic 57%nonbeliever/agnostic 20%atheist 9%Muslim 7%

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 Gembloux (50.5615°, 4.6989°, elevation 158 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. UV index is derived from CAMS (Copernicus Atmosphere Monitoring Service) clear-sky UV data — contains modified Copernicus Atmosphere Monitoring Service information. Monthly air-quality (PM2.5) seasonality is from the CAMS EAC4 reanalysis (Copernicus Atmosphere Monitoring Service), scaled to the WHO annual mean where available. Topography is sampled from the Copernicus DEM GLO-90 elevation model (© ESA/Airbus) and ESA WorldCover 2021 land cover (CC BY 4.0).