Warsaw Weather in August
Poland · Humid Continental climate · Data averaged from 2020-01-01 to 2024-12-31 (5 years)
August in Warsaw sees average temperatures ranging from a low of 15.7°C (60.3°F) to a high of 25.1°C (77.2°F), with a mean of 20.3°C (68.5°F). Compared to the annual average of 10.2°C (50.4°F), this month is 10.1°C warmer than the yearly norm. Precipitation averages 99.6mm, making it approximately 40.0mm wetter than the monthly average of 60.0mm. This is the wettest month of the year, with 99.6mm of precipitation and around 18.4 rainy days. The city receives an average of 10.4 hours of sunshine per day during August, with relative humidity averaging 71.1%. Wind speeds reach an average maximum of 16.1 km/h. For travelers, this month offers a temperature experience in Warsaw, with wetter-than-average conditions compared to the rest of the year.
Warsaw's humid continental climate creates four distinct seasons with cold winters and warm summers. I've studied the data and found that the city experiences beautiful autumns and springs. The best time for visiting is May to September, when temperatures are comfortable and the city's historic Old Town can be explored in pleasant weather.
August vs Adjacent Months
| Metric | July | August | September |
|---|---|---|---|
| Mean Temp | 20.8°C (69.4°F) | 20.3°C (68.5°F) | 15.8°C (60.4°F) |
| Rainfall | 74.2mm | 99.6mm | 51.2mm |
| Sunshine | 12.0 hrs | 10.4 hrs | 9.1 hrs |
| Humidity | 66.3% | 71.1% | 73.9% |
| Wind | 17.5 km/h | 16.1 km/h | 16.7 km/h |
| Rainy Days | 20.8 | 18.4 | 12.2 |
Seasonal Context
August falls in Summer in the Northern Hemisphere. Summer brings the warmest conditions of the year with the longest daylight hours. For travelers visiting Warsaw in August, the data indicates favorable conditions based on the combination of temperature, precipitation, and daylight hours.
Frequently Asked Questions
What is the average temperature in Warsaw in August?
The average temperature in Warsaw during August ranges from 15.7°C (60.3°F) to 25.1°C (77.2°F), with a mean of 20.3°C (68.5°F).
How much does it rain in Warsaw in August?
Warsaw receives an average of 99.6mm of precipitation in August, spread across approximately 18.4 rainy days. This is the wettest month of the year.
What should I pack for Warsaw in August?
Based on August weather data, pack layers including light jackets and t-shirts, plus an umbrella.
Is August a good time to visit Warsaw?
August is a good time to visit Warsaw, with comfortable temperatures and manageable rainfall. However, it is the wettest month — plan indoor activities and pack rain gear.
Other Months for Warsaw
Cities with Similar August Climate (Humid Continental)
Data Source: Open-Meteo historical archive (2020-01-01 to 2024-12-31). Daily measurements aggregated into monthly climate normals. Coordinates: 52.23°, 21.01°. Timezone: Europe/Warsaw. Last updated: 2026-07-30.