Colmar enjoys a temperate climate with four distinct seasons, marked by warm summers, chilly winters, and moderate rainfall year-round. Summer highs reach around 26°C, while winter lows can dip below freezing. Rain and occasional snow are common, but sunshine is plentiful in summer, making Colmar a charming destination in any season.
The best times to travel section shows how the months compare for a visit, so you can find the time of year that fits what you want to do.
Background colours of the months:
The colour shows the typical temperature: yellow (hot), green (mild) and blue (cold). How strong the colour is shows the travel season: full colour means high season, soft colour means shoulder season and soft-striped means off season.
Weather symbols:
Each month has one symbol showing what the weather is typically like, such as hot and sunny, freezing or a rainy or snowy season. Use them to quickly spot months that match the weather you want, or to avoid the ones that don't.
Crowdedness:
The people icon shows how busy the place usually is. The more people, the more crowded it gets.
Additional notes:
The grey info boxes point out special things worth knowing, like recurring weather issues or seasonal events.
Colmar’s climate is shaped by its location in the Alsace region, resulting in significant seasonal temperature swings. Summers (June–August) are warm and pleasant, with average highs reaching 25–26°C in July and August. Sunshine is abundant in summer, with daily hours peaking at over 8 hours in July. Evenings are comfortable, and rain is moderate, with June being the wettest month (about 53 mm).
Winters (December–February) are cold, with average highs around 4–6°C and lows often dropping to 0°C or below. Snow is possible but rarely heavy or long-lasting. December and January see the least sunshine, with only 1–2 hours per day, and frequent foggy mornings. Spring (March–May) and autumn (September–November) are transitional, bringing mild temperatures (8–19°C in spring, cooling to 4°C in November) and moderate rainfall. Colmar receives about 1,050 mm of precipitation annually, distributed fairly evenly throughout the year, and enjoys around 1,900–2,000 hours of sunshine annually. Humidity is generally high, especially in winter.
| Average climate data for Colmar, France | |||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Month | Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | Year |
| Average maximum temperature (°C) | 4 | 5 | 10 | 15 | 18 | 22 | 24 | 24 | 20 | 15 | 9 | 5 | 24 |
| Average minimum temperature (°C) | -1 | -1 | 2 | 5 | 7 | 11 | 13 | 13 | 10 | 6 | 3 | 0 | -1 |
| Average precipitation (mm) | 28 | 29 | 25 | 23 | 37 | 48 | 47 | 44 | 20 | 29 | 30 | 41 | 402 |
| Average rainfall days (days) | 13 | 11 | 13 | 13 | 17 | 16 | 17 | 15 | 11 | 11 | 10 | 14 | 160 |
| Average snowfall (mm) | 38 | 26 | 25 | 0 | 0 | 0 | 0 | 0 | 0 | 4 | 9 | 33 | 135 |
| Average snowfall days (days) | 7 | 5 | 2 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 4 | 21 |
| Average relative humidity (%) | 85 | 83 | 80 | 76 | 79 | 81 | 76 | 76 | 79 | 82 | 81 | 83 | 80 |
| Average wind speed (km/h) | 10 | 10 | 10 | 8 | 8 | 8 | 7 | 7 | 7 | 8 | 9 | 10 | 9 |
| Average daily daylight hours (h) | 8 | 10 | 11 | 13 | 15 | 16 | 15 | 14 | 12 | 10 | 9 | 8 | 12 |
| Average daily sunshine hours (h) | 5 | 5 | 7 | 9 | 9 | 10 | 10 | 10 | 9 | 6 | 5 | 5 | 7 |
| Average cloud coverage (%) | 48 | 49 | 41 | 36 | 40 | 35 | 31 | 30 | 30 | 34 | 44 | 51 | 39 |
| Average UV index | 2 | 2 | 3 | 3 | 4 | 5 | 5 | 5 | 4 | 3 | 2 | 2 | 3 |
The best time to visit Colmar is from May to September. During these months, you’ll enjoy warm temperatures (18–26°C), long sunny days, and vibrant city life. Parks and vineyards are at their best, and outdoor events and festivals abound. Early autumn is also pleasant, with comfortable weather and beautiful autumn foliage, making it ideal for sightseeing and outdoor activities.
The least favourable time for travel is winter, especially December to February. These months are cold, with highs around 4–6°C, frequent grey skies, and short daylight hours. Snow and rain are possible, and outdoor sightseeing is less appealing. However, winter is quieter and offers festive Christmas markets and lower hotel prices for those who don’t mind the chill.
Colmar has warm summers (up to 26°C), cold winters (often below freezing), and mild spring and autumn seasons. Rain falls moderately throughout the year, with June being the wettest month and April the driest.
Snowfall is possible in Colmar, especially from December to February. However, heavy snow is rare and usually melts quickly. Most winter precipitation is rain or light snow, and frosty mornings are common.
Colmar enjoys up to 8 hours of sunshine daily in summer, while winter months are much gloomier, with only 1–2 hours of sunshine per day. Annual sunshine hours are highest in July and lowest in December.
June is typically the wettest month in Colmar, with about 53 mm of rainfall. Rain can occur year-round, but summer showers are usually brief. April is the driest month, making it a good time for outdoor activities.
Pack layers for changing temperatures, a light jacket or jumper for cool evenings, an umbrella or rain jacket for showers, and comfortable shoes for walking. In winter, bring a warm coat, hat, gloves, and scarf.
Colmar experiences high humidity, especially in winter, with average annual humidity around 84%. This can make cold weather feel chillier and warm weather feel muggy, so dress in breathable layers.
Colmar is least crowded in winter (December–February) and early spring. These periods offer quieter streets and attractions, but weather may be colder and less suitable for outdoor sightseeing.
The warmest month, with the highest average maximum temperature, is July (24.3 °C). The month with the lowest average maximum temperature is January (3.7 °C). Overall, the average maximum temperature over the whole year is 14.4 °C.
The month with the highest average minimum temperature is July (13.1 °C). The coldest month, with the lowest average minimum temperature, is February (-1.3 °C). Overall, the average minimum temperature over the whole year is 5.6 °C.
The wettest month, with the highest amount of precipitation, is June (48.3 mm). The driest month, with the least amount of precipitation, is September (20.2 mm). Over the whole year there are 402.3 mm of rainfall on average.
The month with the most days of rain is May (17.4 days). The month with the fewest days of rain is November (10.5 days). Over the whole year there are 159.8 days of rain on average.
The month with the most snowfall is January (38.2 mm). The months with the least snowfall are April, May, June, July, August and September (0 mm). Over the whole year there are 135.1 mm of snowfall on average.
The month with the most days of snowfall is January (6.5 days). The months with the fewest days of snowfall are May and August (0 days). Over the whole year there are 20.6 days of snowfall on average.
The month with the highest average relative humidity is January (84.7 %). The month with the lowest average relative humidity is April (75.5 %). The overall average relative humidity over the whole year is 79.9 %.
The windiest month, with the highest average wind speed, is February (10.4 km/h). The calmest month, with the lowest average wind speed, is August (6.7 km/h). The overall average wind speed over the whole year is 8.6 km/h.
The month with the cloudiest skies, so the highest cloud coverage, is December (50.6 %). The month with the clearest skies, so the lowest cloud coverage, is August (29.6 %). Over the whole year there is an average cloud coverage of 39 %.
The month with the longest days, so the most daylight, is June (Average daylight: 16 h). The month with the shortest days, so the least daylight, is December (Average daylight: 8 h). Over the whole year there are 11.8 h of daylight per day on average.
The month with the most sunshine per day is August (Average sunshine: 10.1 h). The month with the least sunshine per day is January (Average sunshine: 4.9 h). Over the whole year there are 7.5 h of sunlight per day on average.
The months with the highest average UV index are June, July and August (UV index: 5). The months with the lowest average UV index are January, February, November and December (UV index: 2). Over the whole year the average UV index is 3.3.
