Kärdla Weather in August
Kärdla in August sees pleasant temperatures, with highs around 21°C (70°F) and overnight lows of 15°C (59°F). Rainfall is fairly high at around 74 mm (2.9 in) on average, so pack waterproofs just in case.
Rainfall in Kärdla in August
Based on our climate data of the past 30 years, about 14 days of rain are anticipated, with 74 mm (2.9 in) on average. Expect a fairly normal spread of rainfall this month, with no particular pattern of very heavy or very persistent showers.
Temperature in Kärdla in August
Kärdla has excellent weather in August, with days reaching 21°C (70°F) and nights cooling to 15°C (59°F). August is a notable month of the summer season. Conditions are often most pleasant around the middle of the day. Nights cool down to 15°C (59°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.If you're a fan of comfortable temperatures and drier conditions, August is a great time to visit.
Kärdla Temperature in August
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Max Temperature
Chance of Rain
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Kärdla Weather by Month
Pick a month to see the average temperature, rainfall and sunshine in Kärdla - and find the best time to visit.
Daily Historical Temperatures
49-year average (1976-2025)
Based on our historical records, temperatures in Kärdla typically drop from around 21°C (70°F) at the start of August to approximately 18°C (64°F) by the end. Nights are cool, with lows typically ranging from 12°C (54°F) to 15°C (59°F).
Average temperatures in August
Daily Historical Precipitation
49-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 Kärdla in August
Browse day-by-day weather records for Kärdla spanning 51 years. Select any month and year to see actual temperatures, rainfall, and conditions recorded on each day.
Kärdla historical weather extremes in August
Based on 31 years of weather observations in Kärdla between 1995 and 2026, these are the recorded extremes.
- Kärdla recorded its highest August temperature of 32°C (90°F) on August 2, 2018.
- The lowest daytime temperature in August was 13°C (55°F), recorded on August 28, 2007.
- Kärdla registered its coldest August night on August 29, 2020, with temperatures dropping to 6°C (43°F).
Best Places in Estonia in August
Find out more about the weather in Estonia and which places have the best travel conditions in this month. See all of Estonia in August →
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 Kärdla in August
For Kärdla in August, you'll want flexible clothing. It's wise to pack cotton shirts, comfortable shorts, and a pair of jeans for cooler evenings. A light sweater or jacket is useful for air-conditioned spaces (like buses) or unexpected cool moments. Rain is likely on several days, so bring a good rain jacket.
What To Do in Kärdla in August
We rated the following activities from 1 (least suitable) to 10 (best) to do.
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Cycling9/10 -
Walking9/10 -
Camping8/10 -
Outdoor sports9/10
Kärdla 3-Day Forecast
See the full Kärdla climate overview or explore weather in Estonia.
Popular in August
Where to go in August - average daytime high across popular destinations.
Otepää
22°C (72°F) Tartu22°C (72°F) Pärnu23°C (73°F) Narva22°C (72°F) Kuressaare21°C (70°F) Tallinn22°C (72°F) Narva-Jõesuu21°C (70°F) Haapsalu
20°C (68°F) 
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