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Climate chart Olsztyn

Jan.

max 39°F min 34°F

18

Feb.

max 39°F min 30°F

13

Mar.

max 48°F min 32°F

2

Apr.

max 48°F min 36°F

17

May.

max 61°F min 45°F

20

Jun.

max 72°F min 54°F

14

Jul.

max 75°F min 55°F

17

Aug.

max 82°F min 61°F

14

Sep.

max 63°F min 46°F

16

Oct.

max 59°F min 46°F

13

Nov.

max 45°F min 36°F

7

Dec.

max 36°F min 28°F

16

Weekly overview Olsztyn

Weather Olsztyn 14 days

Wednesday 10-06-2026 Patchy rain possible 50°F / 64°F

Thursday 11-06-2026 Moderate rain 48°F / 50°F

Friday 12-06-2026 Moderate rain 50°F / 63°F

Saturday 13-06-2026 Patchy rain possible 48°F / 68°F

Sunday 14-06-2026 Moderate rain 46°F / 59°F

Monday 15-06-2026 Patchy rain possible 48°F / 59°F

Tuesday 16-06-2026 Patchy rain possible 50°F / 54°F

Wednesday 17-06-2026 Fog 48°F / 68°F

Thursday 18-06-2026 Patchy rain possible 55°F / 68°F

Friday 19-06-2026 Patchy rain possible 52°F / 63°F

Saturday 20-06-2026 Patchy rain possible 52°F / 61°F

Sunday 21-06-2026 Patchy rain possible 55°F / 70°F

Monday 22-06-2026 Patchy rain possible 54°F / 73°F

Tuesday 23-06-2026 Patchy rain possible 54°F / 72°F

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