Lyon, France Climate & Monthly Averages

France 🇫🇷 · humid subtropical climate
Annual avg
55°
Hottest month
July
Coldest month
January
Rainy days / yr
119
Sunshine
8.9 h/day
Right now: 86° and patchy light rain with thunder - see live conditions

The climate of Lyon

Weather in Lyon is shaped by its humid subtropical climate - expect hot, humid summers and generally mild winters. July afternoons typically reach 83°F (29°C), while January highs hover near 44°F (7°C). Annual precipitation averages 34.3 inches (871 mm) over about 119 rainy days.

Climate quick facts

  • Hottest month: July - highs near 83°F (29°C)
  • Coldest month: January - highs near 44°F (7°C)
  • Record high: 105°F (41°C) · Record low: 17°F (-9°C) (2015–2024)
  • Wettest month: October (9 rainy days) · Sunniest: July (13.0 h sun/day)
  • Climate type: humid subtropical - hot, humid summers and generally mild winters
  • Snow: about 4 days a year

Temperatures through the year

The warmest stretch of the year centers on July. Highs average 83°F (29°C) and overnight lows stay near 64°F (18°C). The coolest month is January, with typical highs of 44°F (7°C) and lows around 34°F (1°C). Based on 2015–2024 weather data, temperatures have reached as high as 105°F (41°C) and dropped as low as 17°F (-9°C).

Rain, sun and snow

October is usually the wettest month. It brings about 3.9 inches (98 mm) of rain over 9 days, while February is the driest. July brings the most sunshine, averaging 13.0 hours of sun a day. Snow falls on about 4 days in a typical year, mostly from November through February.

Monthly climate table

Monthly averages for Lyon based on 2015–2024 weather data.
MonthHighLow Rain daysPrecipitation SunshineHumidity
January 44° 34° 13 2.6 in 4.7 h/day 84%
February 50° 35° 8 1.7 in 6.8 h/day 78%
March 56° 39° 12 2.7 in 8.7 h/day 73%
April 62° 44° 9 2.5 in 10.0 h/day 66%
May 69° 51° 12 3.8 in 10.8 h/day 69%
June 79° 60° 11 3.3 in 12.5 h/day 65%
July 83° 64° 8 2.4 in 13.0 h/day 58%
August 83° 63° 7 2.3 in 11.9 h/day 60%
September 74° 56° 7 2.8 in 10.1 h/day 67%
October 64° 49° 9 3.9 in 7.5 h/day 78%
November 53° 41° 12 3.2 in 5.8 h/day 85%
December 47° 36° 11 3.0 in 4.9 h/day 87%

Lyon month by month

Lyon weather in January

January brings highs around 44°F (7°C), lows near 34°F (1°C), about 13 wet days and roughly 2 snowy days - typically the coldest month of the year in Lyon.

Lyon weather in February

February brings highs around 50°F (10°C), lows near 35°F (2°C), about 8 wet days - typically the driest month of the year in Lyon.

Lyon weather in March

March brings highs around 56°F (14°C), lows near 39°F (4°C), about 12 wet days.

Lyon weather in April

April brings highs around 62°F (17°C), lows near 44°F (7°C), about 9 wet days.

Lyon weather in May

May brings highs around 69°F (20°C), lows near 51°F (11°C), about 12 wet days.

Lyon weather in June

June brings highs around 79°F (26°C), lows near 60°F (16°C), about 11 wet days.

Lyon weather in July

July brings highs around 83°F (29°C), lows near 64°F (18°C), about 8 wet days - typically the hottest month and the sunniest month of the year in Lyon.

Lyon weather in August

August brings highs around 83°F (28°C), lows near 63°F (17°C), about 7 wet days.

Lyon weather in September

September brings highs around 74°F (24°C), lows near 56°F (14°C), about 7 wet days.

Lyon weather in October

October brings highs around 64°F (18°C), lows near 49°F (10°C), about 9 wet days - typically the wettest month of the year in Lyon.

Lyon weather in November

November brings highs around 53°F (12°C), lows near 41°F (5°C), about 12 wet days.

Lyon weather in December

December brings highs around 47°F (8°C), lows near 36°F (2°C), about 11 wet days and roughly 1 snowy days.

Seasons in Lyon

Spring (March through May)

Spring in Lyon stays on the cool side of mild, with daytime highs averaging 63°F (17°C) and nights around 45°F (7°C); expect showers on roughly 33 days across the season.

Summer (June through August)

Summer in Lyon brings hot afternoons, with daytime highs averaging 82°F (28°C) and nights around 62°F (17°C); expect showers on roughly 26 days across the season.

Fall (September through November)

Fall in Lyon is mild, with daytime highs averaging 64°F (18°C) and nights around 49°F (9°C); expect showers on roughly 28 days across the season.

Winter (December through February)

Winter in Lyon runs cold, with daytime highs averaging 47°F (8°C) and nights around 35°F (2°C); expect showers on roughly 32 days across the season, plus around 3 snowy days.

Climate questions, answered

What is the average temperature in Lyon?
Averaged over all twelve months, Lyon sits at 55°F (13°C) - about 64°F (18°C) by day and 48°F (9°C) after dark.
Is Lyon hot in summer?
Warm to hot: July, the warmest month, averages highs of 83°F (29°C) - hot afternoons happen, but extremes are not the norm.
Is Lyon cold in winter?
More cool than cold - expect January nights near 34°F (1°C), with real freezes the exception.
How many rainy days does Lyon get in a year?
Count on around 119 days of rain or snow annually - concentrated in October, sparsest in February.

Best time to visit Lyon

The best time to visit Lyon is generally June to October and April, when warm days, manageable rainfall and plenty of daylight line up. Daytime temperatures in that window typically sit near 74°F (24°C).

Pack for Lyon with a warm jacket and layers for the cooler season; a compact umbrella or rain shell - showers are a regular feature. Evenings can feel noticeably cooler than afternoons - July nights average 64°F (18°C).

Lyon temperature records (2015-2024)

Highest recorded
105°
in August
Lowest recorded
17°
in February
Annual precipitation
34.3"
Snowy days / yr
4

Derived from ERA5 reanalysis data, 2015–2024. Official station records may differ.