Białystok
Poland · 299K
Lifestyle Calendar
When this city supports your activity — and when it fights you.
Białystok
Poland
Dinner Outside6 – 10 pm
Jan
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec
Verdict
Jan: 0% viability
0Feb: 0% viability
0Mar: 1% viability
1Apr: 16% viability
16May: 50% viability
50Jun: 79% viability
79Jul: 85% viability
85Aug: 83% viability
83Sep: 55% viability
55Oct: 5% viability
5Nov: 1% viability
1Dec: 0% viability
0Cold
Friction Breakdown
Heat
Cold
Wind
Rain
Humid
Air Q.
Best months: Jun–AugChallenging: Jan–Apr, Oct–Dec
ComfortableModerateUncomfortable
Based on 2014–2024 hourly climate data · Updated Mar 2025Confidence: ●●●
Air Quality Profile
Annual and monthly PM2.5 levels against WHO guidelines.
Białystok
Poland
Annual Average
FairWHO annual classification
12.5µg/m³
Jan
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec
PM2.5
1616 µg/m³ — Moderate
1515 µg/m³ — Fair
1717 µg/m³ — Moderate
1212 µg/m³ — Fair
9.49.4 µg/m³ — Good
8.58.5 µg/m³ — Good
6.26.2 µg/m³ — Good
8.78.7 µg/m³ — Good
9.49.4 µg/m³ — Good
1414 µg/m³ — Fair
1717 µg/m³ — Moderate
1717 µg/m³ — Moderate
Jan
Feb
Mar
Apr
May
Jun
1616 µg/m³ — Moderate
1515 µg/m³ — Fair
1717 µg/m³ — Moderate
1212 µg/m³ — Fair
9.49.4 µg/m³ — Good
8.58.5 µg/m³ — Good
Jul
Aug
Sep
Oct
Nov
Dec
6.26.2 µg/m³ — Good
8.78.7 µg/m³ — Good
9.49.4 µg/m³ — Good
1414 µg/m³ — Fair
1717 µg/m³ — Moderate
1717 µg/m³ — Moderate
Best months: Jun–AugWorst months: Mar, Nov–Dec
Good5–10 µg/m³Fair10–15 µg/m³Moderate15–25 µg/m³
Based on WUSTL PM2.5 dataset (2020–2024) · WHO 2021 thresholdsConfidence: ●●●
Sun & UV Profile
Monthly sunshine, sky clarity, and UV exposure patterns.
Białystok
Poland
Annual Summary
Sunshine
1,646hrs/yr
Clear sky
34%
Worst month
0.1hrs/day
Vit D months
4.5months
UV 8+ days
0days/yr
UV 11+ days
0days/yr
Jan
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec
Daily hrs
0.00.0 hrs — No Sun
4.34.3 hrs — Moderate
7.27.2 hrs — Good
8.38.3 hrs — Sunny
1111 hrs — Very Sunny
1212 hrs — Very Sunny
1111 hrs — Very Sunny
1111 hrs — Very Sunny
8.98.9 hrs — Sunny
4.04.0 hrs — Low
0.00.0 hrs — No Sun
0.00.0 hrs — No Sun
Jan
Feb
Mar
Apr
May
Jun
0.00.0 hrs — No Sun
4.34.3 hrs — Moderate
7.27.2 hrs — Good
8.38.3 hrs — Sunny
1111 hrs — Very Sunny
1212 hrs — Very Sunny
Jul
Aug
Sep
Oct
Nov
Dec
1111 hrs — Very Sunny
1111 hrs — Very Sunny
8.98.9 hrs — Sunny
4.04.0 hrs — Low
0.00.0 hrs — No Sun
0.00.0 hrs — No Sun
Best months: May–JulWorst months: Jan, Nov–Dec
No SunLowModerateGoodSunnyVery Sunny
Based on ERA5 sunshine data · CAMS UV indexConfidence: ●●●