Colmar
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Current – 10-day forecastForecast

Colmar Weather in August

During August, Colmar experiences high daytime temperatures of 26°C (79°F) and cooler nights around 14°C (57°F). As part of the summer season, expect quite a bit of rainfall. Around 94 mm (3.7 in) is typical.

Rainfall in Colmar in August

Historically, August sees about 15 days of rain, with a monthly average of 94 mm (3.7 in). Neither particularly heavy nor particularly frequent, the rain this month is about average. A light jacket should be enough on most wet days.

Temperature in Colmar in August

The temperature in Colmar in August is excellent. Daytime highs reach 26°C (79°F), with nights dropping to 14°C (57°F). August marks the summer season. Conditions stay fairly consistent through the month, making it easier to plan what to wear. Nights cool down to 14°C (57°F), so a light jacket or extra layer is useful once the sun goes down. On the plus side, the cooler nights make for comfortable sleeping conditions.

Sunshine in Colmar in August

Expect a lot of sunshine this month, with about 233 hours of sun. These sunny conditions add to the overall experience.

If you're inclined towards comfortable temperatures and drier conditions, August is a good time to visit Colmar.

Colmar Temperature in August

Min Temperature
14°C (57°F)
Max Temperature
26°C (79°F)
Chance of Rain
49%
Precipitation
94 mm (3.7 in)
Rainy days
15 days
Humidity
75% *
Sunshine
233 hours *
Percentage Sunshine
*
* Data from: Mulhouse, France (36 KM, 22 Miles).

Colmar Weather by Month

Pick a month to see the average temperature, rainfall and sunshine in Colmar - and find the best time to visit.

Daily Historical Temperatures

50-year average (1976-2025)

Based on our historical records, temperatures in Colmar typically stay consistent throughout August, with daily highs averaging around 26°C (79°F). Nights are cool, with lows typically ranging from 12°C (54°F) to 15°C (59°F).

Average temperatures in August

Daily Historical Precipitation

50-year average (1976-2025)

Average daily rainfall for each day of the month based on long-term records.

Average precipitation in August

Historical weather records for Colmar in August

Browse day-by-day weather records for Colmar spanning 51 years. Select any month and year to see actual temperatures, rainfall, and conditions recorded on each day.

Colmar historical weather extremes in August

Based on 50 years of weather observations in Colmar between 1976 and 2026, these are the recorded extremes.

  • On August 13, 2003, temperatures climbed to 40°C (104°F), marking the warmest August day on record.
  • The coldest August day was on August 30, 2020, with a maximum of 15°C (59°F).
  • Nighttime temperatures dropped to 5°C (41°F) on August 30, 1998, marking the coldest August night on record.

Best Places in France in August

Find out more about the weather in France and which places have the best travel conditions in this month. See all of France in August →

perfect weather
pleasant
tolerable
unpleasant
poor

Perfect weather is subjective. On this map perfect weather has been defined with temperatures between 20°C (68°F) and 29°C (84°F) and not too much precipitation (less than 90 mm (3.5 in) a month).

What to Wear in Colmar in August

Warm weather calls for comfortable, breathable clothing in August. Cotton t-shirts, shorts, light dresses, and sandals are perfect. You might still want a light layer for evenings or air-conditioned places (for example buses). High rain levels are expected, so pack waterproof gear and an umbrella or poncho. Don't forget sun protection, sunglasses, sunscreen, and a hat. These are all good ideas with this much sunshine.

What To Do in Colmar in August

We rated the following activities from 1 (least suitable) to 10 (best) to do.

  • Swimming
    9/10
  • Cycling
    7/10
  • Walking
    7/10
  • Camping
    8/10
  • Outdoor sports
    7/10

Colmar 3-Day Forecast

More climate data for Colmar

Popular in August

Where to go in August - average daytime high across popular destinations.

Bucket list

Need travel inspiration? Check out our bucket list articles and be inspired.