Weather in Ain

Calculated from weather data of Lyon Saint-Exupéry Airport (LFLL) between 2020 and 2024.

Maximum temperatures (°F)

Month	Average	2024	2023	2022	2021	2020
January	44.0	47.0	46.0	40.0	42.0	48.0
February	52.0	54.0	51.0	53.0	55.0	56.0
March	58.0	59.0	57.0	59.0	56.0	57.0
April	63.0		60.0	62.0	60.0	69.0
May	70.0		70.0	76.0	65.0	72.0
June	80.0		82.0	83.0	79.0	76.0
July	84.0		84.0	86.0	78.0	85.0
August	83.0		85.0	87.0	77.0	84.0
September	76.0		82.0	74.0	76.0	76.0
October	66.0		71.0	71.0	63.0	60.0
November	52.0		54.0	56.0	47.0	55.0
December	47.0		49.0	42.0	45.0	48.0
Average	63.0	53.0	66.0	67.0	62.0	66.0

42nd highest temperature of France

Average highest temperature per day

The maximum temperature is typically observed some hours after noon.

Minimum temperatures (°F)

Month	Average	2024	2023	2022	2021	2020
January	35.0	37	37	31	34	36
February	38.0	42	35	38	41	40
March	42.0	44	42	42	39	41
April	45.0		45	45	42	49
May	53.0		53	56	49	53
June	62.0		63	63	62	59
July	64.0		65	64	61	63
August	64.0		65	65	60	64
September	57.0		62	56	59	58
October	51.0		54	57	46	48
November	42.0		42	45	39	42
December	37.0		38	35	35	38
Average	48.0	41.0	50.0	50.0	47.0	49.0

81st 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
86 °F or warmer	0	42	47	8	32
77 °F or warmer	0	105	102	58	80
68 °F or warmer	3	155	165	133	151
32 °F or colder	10	27	32	26	17

Precipitation (%)

Month	Average	2024	2023	2022	2021	2020
January	13.2	24	14	8	16	7
February	9.7	10	3	11	8	15
March	8.9	12	10	2	7	7
April	7.8		11	9	6	6
May	10.4		7	5	19	12
June	6.3		3	7	4	13
July	3.2		2	0	11	1
August	3.9		6	3	5	3
September	5.2		4	6	6	8
October	9.2		10	4	7	14
November	12.6		19	14	11	5
December	17.5		21	17	16	19
Average	9.0	14.6	8.2	6.2	9.2	8.6

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 (miles per hour)

Month	Average	2024	2023	2022	2021	2020
January	9.0	9	11	8	9	9
February	9.4	10	8	9	11	12
March	9.7	9	11	9	10	8
April	9.3		9	10	11	7
May	8.8		9	10	8	9
June	8.3		8	10	9	8
July	8.3		8	9	7	8
August	7.9		9	8	7	8
September	7.5		8	8	6	7
October	9.0		10	9	10	10
November	8.0		10	8	7	8
December	8.2		8	7	8	11
Average	8.7	9.5	8.9	8.9	8.4	8.6

47th 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	S	W	N	NW	S
February	S	N	NW	S	S
March	S	SW	S	N	NW
April		NW	NW	NW	S
May		N	NW	SW	N
June		N	SW	W	N
July		W	N	N	N
August		NW	NW	N	NW
September		S	SW	S	NW
October		S	S	SW	S
November		S	SE	N	SE
December		S	N	S	S

Prevailing wind direction

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

Ain weather Q&A

What is the warmest month in Ain?

The warmest month is July with an average temperature of 84 °F over the past years.

What is the coldest month in Ain?

The coldest month is January with an average daytime temperature of 44 °F in the past few years.

Which month is the wettest in Ain?

Chance of precipitation is the highest in December with a probability of around 17.6 %.

Which month is the driest in Ain?

The least rainfall and snow can be expected in July. The probability is about 3.3 %.