Weather in Regierungsbezirk Arnsberg

Calculated from weather data of Dortmund Airport (EDLW) between 2020 and 2024.

Maximum temperatures (°C)

Month	Average	2024	2023	2022	2021	2020
January	5.4	5.5	6.5	6.0	4.4	7.5
February	7.9	10.3	8.0	8.8	7.4	9.0
March	10.8	12.4	9.8	12.6	10.3	10.4
April	14.0		12.3	12.9	10.9	17.3
May	18.2		18.3	19.8	15.1	18.0
June	23.5		24.6	23.3	24.3	22.1
July	24.0		23.3	24.6	22.8	22.1
August	24.0		22.3	26.8	21.1	25.8
September	20.1		23.6	18.8	20.5	20.6
October	15.8		16.5	17.8	15.3	14.0
November	9.6		9.1	11.4	8.4	11.8
December	6.7		8.0	2.7	6.5	7.2
Average	14.3	9.4	15.2	15.9	13.9	15.5

20th highest temperature of Germany

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	1.3	1	3	2	1	3
February	2.0	6	2	3	0	4
March	3.3	6	4	2	3	3
April	4.6		4	5	2	5
May	8.2		8	9	8	7
June	13.1		13	12	15	13
July	13.6		14	14	14	13
August	14.3		14	15	13	16
September	10.7		13	11	11	11
October	9.0		10	10	8	9
November	4.3		5	6	4	5
December	2.8		4	-2	2	3
Average	6.9	4.0	7.9	7.5	6.7	7.5

40th lowest temperature of Germany

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	3	12	3	10
25 °C or warmer	0	35	41	21	31
20 °C or warmer	0	105	108	86	97
0 °C or colder	15	25	30	37	22

Precipitation (%)

Month	Average	2024	2023	2022	2021	2020
January	14.5	15	20	14	17	10
February	14.0	18	19	21	12	20
March	10.5	9	18	2	8	9
April	6.2		12	11	7	1
May	5.3		5	4	12	1
June	3.0		2	4	3	4
July	6.5		9	4	10	9
August	5.1		9	1	8	1
September	6.0		3	11	3	4
October	9.2		12	4	10	13
November	8.2		14	2	9	3
December	17.3		24	12	11	13
Average	8.6	13.7	10.9	6.6	8.5	6.4

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	17.2	20	20	16	15	18
February	18.6	20	15	25	15	25
March	16.9	15	18	12	16	19
April	13.5		14	15	11	13
May	11.7		10	12	16	11
June	11.7		11	11	10	12
July	12.1		17	11	11	13
August	12.5		13	10	13	13
September	12.7		12	11	12	12
October	16.1		17	15	16	18
November	15.5		20	16	14	15
December	16.9		21	10	15	16
Average	14.6	18.0	14.9	13.2	13.2	14.6

22nd highest wind speed of Germany

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	SW	SW	S	SW
March	S	SW	E	SW	S
April		SE	NE	NW	NE
May		NE	SW	SW	NW
June		NE	SW	SW	SW
July		SW	SW	SW	SW
August		SW	N	SW	SW
September		S	SW	SW	SW
October		SW	S	S	SW
November		SW	S	SW	S
December		SW	SE	SW	S

Prevailing wind direction

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

Regierungsbezirk Arnsberg weather Q&A

What is the warmest month in Regierungsbezirk Arnsberg?

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

What is the coldest month in Regierungsbezirk Arnsberg?

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

Which month is the wettest in Regierungsbezirk Arnsberg?

Chance of precipitation is the highest in December with a probability of around 17.3 %.

Which month is the driest in Regierungsbezirk Arnsberg?

The least rainfall and snow can be expected in June. The probability is about 3.0 %.