Warsaw, where it's located

The climate of Warsaw is moderately continental, characterized by cold winters, with temperatures often below freezing (0 °C or 32 °F), and mild or pleasantly warm summers.
Warsaw is the capital of Poland and is located in the central-eastern part of the country.
In winter, snowfall is frequent, but generally not abundant.
Sometimes, cold waves from Siberia can occur, and the temperatures can drop to -20 °C (-4 °F) or below. It reached -31 °C (-24 °F) in January 1987, -25 °C (-13 °F) in January 1985 and -23 °C (-9.5 °F) in February 2012.
In summer, there can be short heat waves, with maximum temperatures exceeding 30 °C (86 °F), and during the worst periods, reaching as high as 35/36 °C (95/97 °F).
The average temperature of the coldest month (January) is of -1.8 °C (29 °F), that of the warmest month (July) is of 19.1 °C (66 °F). Here are the average temperatures.
Warsaw - Average temperatures
Min (°C)-5-4-138111312940-3
Max (°C)0271319222423181262
Min (°F)232530374652555448393227
Max (°F)323645556672757364544336

Precipitation amounts to 530 millimeters (21 inches) per year: so, it is at an intermediate level. It ranges from 25 mm (1 in) in the driest months (January, February) to 75 mm (3 in) in the wettest (July). Here is the average precipitation.
Warsaw - Average precipitation

On average, there are around 1,620 sunshine hours per year. Here are the average sunshine hours per day.
Warsaw - Sunshine


Best Time

The best time to visit Warsaw runs from mid-May to mid-September, since it is the warmest and sunniest period of the year. Sometimes, it can be hot in July and August, while in other circumstances, nights can be cool or even a little cold even in these months, so it can be useful to bring a sweatshirt or sweater and a light jacket for the evening.