Best Time to Visit Olsztyn
Best time: Jul, Jun, Aug, May.
Jul is warmest (23.2°C high); Jun is rainiest (82 mm).
Olsztyn weather by month
| Month | High °C | Low °C | Rain mm | Sun hrs |
|---|---|---|---|---|
| Jan | -0.7 | -5.7 | 38 | 0.9 |
| Feb | 0.5 | -5.2 | 26 | 2 |
| Mar | 5.7 | -1.7 | 36 | 4.1 |
| Apr | 12.5 | 2.7 | 38 | 6.2 |
| May | 18.9 | 7.3 | 51 | 8.5 |
| Jun | 21.5 | 10.7 | 82 | 9.2 |
| Jul | 23.2 | 12.7 | 74 | 8.6 |
| Aug | 22.8 | 11.9 | 69 | 7.2 |
| Sep | 17.2 | 8.2 | 61 | 4.8 |
| Oct | 11.6 | 4.4 | 53 | 2.6 |
| Nov | 4.7 | 0.1 | 50 | 1.1 |
| Dec | 0.9 | -3.5 | 49 | 0.6 |
Average high temperature
Best months by activity
Overall: JulJunAugMay
Beaches: Jul
Hiking: MayAprJulAug
Sightseeing: MayJulJunAug
Olsztyn quick facts
What to pack
Cold months (Jan, Feb, Mar, Apr, Nov, Dec): warm layers and a coat.
Frequently asked questions
When is the best time to visit Olsztyn?
Jul, Jun, Aug, May.
What is the rainiest month?
Jun, about 82 mm.
What is the warmest month?
Jul, with average highs of 23.2°C.
Where to stay
See Olsztyn hotels · Book Olsztyn tours & activities
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Climate data: Open-Meteo Historical (ERA5), 1991–2020 climate normals.
Licensed under CC BY 4.0.
Open-Meteo.