City · Poland
Best time to visit Olsztyn
The best time to visit Olsztyn is May–September, with daytime temperatures around 25°C.
Olsztyn at a glance: warmest in July with daytime temperatures around 25°C and coolest in January (−2°C). The wettest month is July (92 mm) and the driest March (34 mm), with about 670 mm of rain a year. Sunniest in July.
Eddigo
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Olsztyn
120 mWarm and showery
67
25°/15°90 mm52 %17 h
A typical mid-July in Olsztyn
Sunny 13Cloudy 2Rain 15
Daytime temperature (night ☾)
15°21°30°−9°33°
Daylight (solar time)
03:4620:14
0006121824
16 h 28 m
Precipitation
0100 mm
90 mm
Air feel
FreshComfortableHumidMuggy
RH 72 %
Month by month
| Month | Score | Day | Night | Rain | Wet days | Sun | Daylight | Feels like |
|---|---|---|---|---|---|---|---|---|
| January | 13 | −2° | −6° | 50 mm | 19 | 17 % | 8 h | Cold, snowy and grey |
| February | 20 | −1° | −5° | 35 mm | 15 | 22 % | 10 h | Cold, snowy and grey |
| March | 27 | 7° | −1° | 34 mm | 14 | 32 % | 12 h | Chilly and showery |
| April | 48 | 14° | 5° | 34 mm | 11 | 45 % | 14 h | Mild and showery |
| May | 69 | 19° | 8° | 55 mm | 12 | 43 % | 16 h | Pleasantly warm and showery |
| June | 73 | 23° | 12° | 73 mm | 12 | 48 % | 17 h | Pleasantly warm and showery |
| July | 67 | 25° | 15° | 92 mm | 15 | 52 % | 17 h | Warm and showery |
| August | 69 | 24° | 14° | 83 mm | 13 | 41 % | 15 h | Warm and showery |
| September | 65 | 19° | 10° | 58 mm | 13 | 43 % | 13 h | Pleasantly warm and showery |
| October | 25 | 12° | 6° | 56 mm | 15 | 33 % | 10 h | Mild and showery |
| November | 21 | 6° | 2° | 47 mm | 15 | 19 % | 8 h | Chilly, showery and grey |
| December | 15 | 0° | −3° | 48 mm | 17 | 12 % | 7 h | Cold, snowy and grey |
The score (0–100) combines daytime temperature, rain days, humidity and cloud cover, weighted for a typical warm-weather trip: 20–28 °C, little rain. On the map you can change these preferences.
Climate averages 2016–2025 (ERA5, CRU TS). Sea temperature from ERA5. Not a forecast. Elevation: 124 m. Coordinates: 53.78, 20.49.