Weather in Wallonia

Calculated from weather data of Liège Airport (EBLG) between 2020 and 2024.

Maximum temperatures (°C)

Month	Average	2024	2023	2022	2021	2020
January	5.2	5.0	5.7	5.5	4.0	7.5
February	8.1	9.6	7.7	8.5	8.0	8.9
March	10.9	12.1	9.9	12.5	10.3	10.3
April	14.0		12.0	13.1	10.6	17.6
May	18.3		17.6	20.1	15.3	18.8
June	22.8		24.6	22.1	23.0	21.8
July	23.5		22.6	24.3	21.5	22.3
August	23.3		21.6	25.8	20.1	26.1
September	19.9		23.1	18.3	20.3	21.1
October	15.5		16.6	17.6	14.5	13.4
November	9.5		9.0	11.0	8.0	11.9
December	6.5		7.7	2.5	6.7	6.7
Average	14.1	9.0	14.8	15.5	13.5	15.5

8th highest temperature of Belgium

Average highest temperature per day

The maximum temperature is typically observed some hours after noon.

Minimum temperatures (°C)

Month	Average	2024	2023	2022	2021	2020
January	1.1	0	2	2	1	3
February	2.5	5	2	3	2	4
March	3.8	6	3	4	3	3
April	5.1		5	5	2	7
May	8.8		8	10	7	8
June	13.6		14	13	15	13
July	14.2		14	14	14	13
August	14.7		14	16	13	17
September	11.6		14	11	12	12
October	9.4		10	11	8	9
November	4.7		5	7	3	6
December	2.7		4	-1	3	3
Average	7.2	3.8	8.1	8.0	6.9	8.1

10th lowest temperature of Belgium

Average lowest temperature per day

The minimum temperature is typically observed just before sunrise.

Cold and hot days

Number of days	2024	2023	2022	2021	2020
30 °C or warmer	0	5	11	2	12
25 °C or warmer	0	33	36	10	34
20 °C or warmer	0	104	99	75	105
0 °C or colder	14	33	22	33	16

Precipitation (%)

Month	Average	2024	2023	2022	2021	2020
January	22.4	23	29	21	25	15
February	21.9	33	13	30	16	34
March	17.3	17	27	4	16	17
April	11.6		15	13	14	5
May	11.0		11	7	25	5
June	7.9		4	11	10	12
July	10.0		16	3	20	15
August	12.0		20	3	21	9
September	12.8		10	23	9	10
October	17.5		21	13	16	23
November	22.7		38	15	24	13
December	24.0		32	8	25	28
Average	15.7	23.6	17.9	11.5	17.9	14.1

Precipitation during daylight period

Percentage of observations with observed rain, drizzle, snow or hail. Only observations between sunrise and sunset are taken into account.

Wind speed (km/h)

Month	Average	2024	2023	2022	2021	2020
January	18.5	21	22	16	17	19
February	20.8	23	17	26	19	28
March	18.7	17	22	15	17	20
April	15.2		17	17	13	15
May	14.2		14	14	19	15
June	13.6		13	13	11	15
July	14.3		19	13	14	15
August	13.9		15	12	14	15
September	14.2		14	14	13	13
October	18.2		19	18	18	21
November	17.4		24	20	14	17
December	19.0		24	12	17	19
Average	16.5	20.2	17.7	15.4	15.2	17.0

3rd highest wind speed of Belgium

Average wind speed

Excluding wind gusts. Only observations between sunrise and sunset are taken into account.

Prevailing wind direction

Month	2024	2023	2022	2021	2020
January	SW	SW	SW	SW	SW
February	SW	W	SW	S	SW
March	SW	SW	E	W	SW
April		NW	N	N	E
May		N	W	SW	N
June		NE	W	W	SW
July		SW	W	SW	SW
August		SW	N	W	SW
September		S	SW	S	SW
October		SW	SW	SW	SW
November		SW	S	SW	S
December		SW	S	SW	S

Prevailing wind direction

Average wind direction, weighed by wind speed. Only observations between sunrise and sunset are taken into account.

Wallonia weather Q&A

What is the warmest month in Wallonia?

The warmest month is July with an average temperature of 24 °C over the past years.

What is the coldest month in Wallonia?

The coldest month is January with an average daytime temperature of 5 °C in the past few years.

Which month is the wettest in Wallonia?

Chance of precipitation is the highest in December with a probability of around 24.1 %.

Which month is the driest in Wallonia?

The least rainfall and snow can be expected in June. The probability is about 7.9 %.