Weather in Tarn

Calculated from weather data of Castres-Mazamet Airport (LFCK) between 2020 and 2024.

Maximum temperatures (°C)

Month	Average	2024	2023	2022	2021	2020
January	8.5	11.0	7.7	7.4	7.2	11.3
February	12.3	12.5	11.6	12.5	13.4	14.0
March	14.9	16.0	15.6	14.0	14.4	15.0
April	17.5		17.8	16.1	16.6	18.8
May	21.2		20.6	24.8	19.3	23.0
June	26.3		26.5	28.6	25.6	23.8
July	28.9		28.6	32.0	26.5	29.1
August	29.3		29.8	32.0	27.1	29.3
September	25.2		28.0	25.3	24.8	25.0
October	20.1		23.8	23.5	19.1	16.6
November	13.6		15.0	15.0	10.4	16.1
December	10.7		11.4	10.5	11.8	10.4
Average	18.4	13.1	19.8	20.5	18.0	19.5

31st highest temperature of France

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	2.2	4	3	-1	1	4
February	4.1	6	1	4	8	5
March	5.8	7	6	8	5	6
April	7.5		7	7	6	11
May	10.9		12	13	9	12
June	15.3		16	17	15	14
July	16.7		17	18	15	17
August	16.7		18	19	15	17
September	14.0		17	14	16	14
October	11.0		12	15	9	9
November	6.2		7	8	5	8
December	3.8		4	3	3	5
Average	9.0	5.3	10.0	10.5	8.7	10.2

88th lowest temperature of France

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	38	57	19	32
25 °C or warmer	0	108	115	69	84
20 °C or warmer	6	173	174	139	142
0 °C or colder	6	31	36	29	9

Precipitation (%)

Month	Average	2024	2023	2022	2021	2020
January	24.2	14	28	14	32	20
February	17.2	20	8	23	14	18
March	19.2	15	26	18	15	6
April	14.8		26	18	10	12
May	17.5		28	2	22	9
June	9.1		10	10	6	8
July	6.3		7	2	16	2
August	5.8		8	1	5	8
September	11.3		5	13	18	17
October	15.8		10	7	8	34
November	23.4		35	27	28	4
December	25.8		30	8	24	41
Average	15.1	16.3	17.4	10.9	15.7	13.7

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	15.6	13	17	10	16	18
February	19.3	17	15	19	29	19
March	21.3	21	18	31	20	22
April	20.3		17	19	21	23
May	16.4		15	17	16	17
June	16.2		16	18	17	16
July	15.2		16	15	13	16
August	14.2		13	15	12	17
September	16.4		22	18	16	15
October	18.4		17	23	16	19
November	17.4		13	17	13	21
December	15.8		15	13	16	19
Average	17.2	17.3	16.1	18.0	16.9	18.1

11th highest wind speed of France

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	SE	W	W	NW	SE
February	W	E	NW	SE	W
March	SE	W	SE	W	SE
April		NW	W	E	SE
May		NW	W	NW	S
June		SE	E	SE	NW
July		NW	NW	NW	NW
August		NW	NW	NW	NW
September		SE	NW	SE	W
October		SE	SE	SE	W
November		W	SE	NW	SE
December		W	SE	W	W

Prevailing wind direction

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

Tarn weather Q&A

What is the warmest month in Tarn?

The warmest month is August with an average temperature of 29 °C over the past years.

What is the coldest month in Tarn?

The coldest month is January with an average daytime temperature of 9 °C in the past few years.

Which month is the wettest in Tarn?

Chance of precipitation is the highest in December with a probability of around 25.8 %.

Which month is the driest in Tarn?

The least rainfall and snow can be expected in August. The probability is about 5.9 %.