Käsmu Weather in August
August in Käsmu typically sees daytime highs of 21°C (70°F) and nighttime lows of 14°C (57°F). Rainfall is also possible this month, so it's worth packing an umbrella. It falls within the summer season.
Rainfall in Käsmu in August
Based on our climate data of the past 30 years, about 15 days of rain are anticipated, with 86 mm (3.4 in) on average. 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 Käsmu in August
Käsmu in August is worth a visit. The temperature is perfect, with 21°C (70°F) during the day and 14°C (57°F) at night. August marks the summer season. The difference between afternoon and evening temperatures is usually noticeable. With overnight lows of 14°C (57°F), evenings can feel noticeably cooler than the daytime. An extra layer is a good idea, though the cool air makes for a good night's sleep.
Sunshine in Käsmu in August
Expect a lot of sunshine this month, with about 256 hours of sun. These sunny conditions add to the overall experience.If you're a fan of comfortable temperatures and drier conditions, August is a great time to visit.
Check the conditions for any month of the year.
For a detailed overview over the year and the best time to visit Estonia, check out our Käsmu's climate page.
Käsmu Temperature in August
Min Temperature
14°C (57°F)
Max Temperature
21°C (70°F)
Chance of Rain
50%
Precipitation
86 mm (3.4 in)
Rainy days
15 days
Humidity
79% *
Sunshine
256 hours *
Percentage Sunshine
*
Daily Historical Temperatures
50-year average (1976-2025)
Based on our historical records, temperatures in Käsmu 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 11°C (52°F) to 14°C (57°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 for Käsmu in August
Browse day-by-day weather records for Käsmu spanning 51 years. Select any month and year to see actual temperatures, rainfall, and conditions recorded on each day.
Käsmu historical weather extremes in August
Based on 49 years of weather observations in Käsmu between 1976 and 2025, these are the recorded extremes.
- Käsmu recorded its highest August temperature of 30°C (86°F) on August 8, 2010.
- On August 28, 1986, Käsmu saw its coldest August day with temperatures maxing out at 11°C (52°F).
- The lowest overnight temperature recorded in August was 3°C (37°F) (August 18, 1999).
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
pleasant
tolerable
unpleasant
poor
What to Wear in Käsmu in August
For Käsmu 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. High rain levels are expected, so pack waterproof gear and an umbrella or poncho. You'll definitely want to pack sunglasses and sunscreen. There will be plenty of bright sunshine this month.What To Do in Käsmu in August
We rated the following activities from 1 (least suitable) to 10 (best) to do.
Check the conditions for any month of the year.
For a detailed overview over the year and the best time to visit Estonia, check out our Käsmu's climate page.
Temperature Rainfall Sunshine Humidity
See the full Käsmu climate overview or explore weather in Estonia.
