Olsztyn · January
Only If It Fits
- Day / Night
- 1.8° / -2.5°
- Rainfall
- 63.7 mm · 15.8 days
- Crowds
- low
- Prices
- low
Zamek Kapituły Warmińskiej· landmark
Poland
Best time to visit
The best time to visit Olsztyn is June, September, August, when the TripTimi score peaks. Across the year, daytime temperatures range from 1.8°C to 23.8°C. Use the month-by-month comparison below to weigh weather, crowds, and prices.
Olsztyn is the gateway to the Masurian lake district, with a Teutonic castle and water never far away. Its northern, continental climate brings cold winters and mild summers — the season when the surrounding lakes make the city most appealing.

peaks in June
Daytime and night temperatures with monthly rainfall, from real Open-Meteo climate averages.
Tap a month to jump to its full breakdown.
| Month | Score | Day | Rainfall | Crowds | Prices |
|---|---|---|---|---|---|
| January | 43 | 1.8°C | 63.7 mm· 15.8 days | low | low |
| February | 54 | 3.2°C | 57.2 mm· 11.8 days | low | low |
| March | 69 | 8.2°C | 35.8 mm· 8.8 days | low | low |
| April | 75 | 12.5°C | 47.2 mm· 11.4 days | low | low |
| May | 80 | 17.5°C | 63.2 mm· 9.4 days | medium | medium |
| June | 83 | 22.8°C | 58.6 mm· 11.4 days | medium | medium |
| July | 75 | 23.8°C | 100.3 mm· 15.8 days | medium | medium |
| August | 81 | 23.6°C | 73.8 mm· 11.2 days | medium | medium |
| September | 83 | 19.7°C | 40.8 mm· 8 days | medium | medium |
| October | 71 | 12.8°C | 50.3 mm· 11.6 days | low | low |
| November | 56 | 5.8°C | 48.3 mm· 10.4 days | low | low |
| December | 45 | 2.3°C | 47.1 mm· 10.8 days | medium | medium |
Only If It Fits
Zamek Kapituły Warmińskiej· landmark
Plan Carefully
Zamek Kapituły Warmińskiej· landmark
Great Choice
Zamek Kapituły Warmińskiej· landmark
Great Choice
Zamek Kapituły Warmińskiej· landmark
Prime Time
Zamek Kapituły Warmińskiej· landmark
Prime Time
Zamek Kapituły Warmińskiej· landmark
Great Choice
Zamek Kapituły Warmińskiej· landmark
Prime Time
Zamek Kapituły Warmińskiej· landmark
Prime Time
Zamek Kapituły Warmińskiej· landmark
Great Choice
Zamek Kapituły Warmińskiej· landmark
Good Option
Zamek Kapituły Warmińskiej· landmark
Plan Carefully
Zamek Kapituły Warmińskiej· landmark
Zamek Kapituły Warmińskiej
landmark
Kościół pw. Chrystusa Króla
landmark
Obserwatorium Astronomiczne w Olsztynie
museum
Ewangelicki Kościół Chrystusa Zbawiciela
landmark
Muzeum Warmii i Mazur
museum
The top-rated months are June, September, August, when weather, crowds, and prices are best balanced by the TripTimi score.
July is the warmest month, with daytime temperatures around 23.8°C.
Prices are typically lowest in April.
April usually sees the fewest visitors.
March is the driest month of the year.
Book your trip
Accommodation
Find hotels in Olsztyn
Travel setup
Compare data plans for Poland and sort your connection before you fly.
Climate: 5-year Open-Meteo averages · Attractions: OpenStreetMap · Photos: Wikimedia Commons. How we score