Koper
Slovenia · 26K
Lifestyle Calendar
When this city supports your activity — and when it fights you.
Koper
Slovenia
Dinner Outside6 – 10 pm
Jan
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec
Verdict
Jan: 0% viability
0Feb: 1% viability
1Mar: 10% viability
10Apr: 46% viability
46May: 72% viability
72Jun: 88% viability
88Jul: 91% viability
91Aug: 89% viability
89Sep: 73% viability
73Oct: 55% viability
55Nov: 4% viability
4Dec: 0% viability
0Cold
Friction Breakdown
Heat
Cold
Wind
Rain
Humid
Air Q.
Best months: May–SepChallenging: Jan–Mar, Nov–Dec
ComfortableModerateUncomfortable
Based on 2014–2024 hourly climate data · Updated Mar 2025Confidence: ●●●
Air Quality Profile
Annual and monthly PM2.5 levels against WHO guidelines.
Koper
Slovenia
Annual Average
FairWHO annual classification
12.6µg/m³
Jan
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec
PM2.5
1717 µg/m³ — Moderate
2020 µg/m³ — Moderate
1515 µg/m³ — Fair
1111 µg/m³ — Fair
9.39.3 µg/m³ — Good
9.39.3 µg/m³ — Good
1111 µg/m³ — Fair
1010 µg/m³ — Good
1111 µg/m³ — Fair
1212 µg/m³ — Fair
1212 µg/m³ — Fair
1515 µg/m³ — Fair
Jan
Feb
Mar
Apr
May
Jun
1717 µg/m³ — Moderate
2020 µg/m³ — Moderate
1515 µg/m³ — Fair
1111 µg/m³ — Fair
9.39.3 µg/m³ — Good
9.39.3 µg/m³ — Good
Jul
Aug
Sep
Oct
Nov
Dec
1111 µg/m³ — Fair
1010 µg/m³ — Good
1111 µg/m³ — Fair
1212 µg/m³ — Fair
1212 µg/m³ — Fair
1515 µg/m³ — Fair
Best months: May–Jun, AugWorst months: Jan–Feb, 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.
Koper
Slovenia
Annual Summary
Sunshine
2,468hrs/yr
Clear sky
52%
Worst month
2.0hrs/day
Vit D months
6.0months
UV 8+ days
6days/yr
UV 11+ days
0days/yr
Jan
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec
Daily hrs
5.65.6 hrs — Moderate
7.97.9 hrs — Good
9.39.3 hrs — Sunny
1010 hrs — Very Sunny
1111 hrs — Very Sunny
1212 hrs — Very Sunny
1212 hrs — Very Sunny
1111 hrs — Very Sunny
9.99.9 hrs — Sunny
7.87.8 hrs — Good
6.86.8 hrs — Good
5.65.6 hrs — Moderate
Jan
Feb
Mar
Apr
May
Jun
5.65.6 hrs — Moderate
7.97.9 hrs — Good
9.39.3 hrs — Sunny
1010 hrs — Very Sunny
1111 hrs — Very Sunny
1212 hrs — Very Sunny
Jul
Aug
Sep
Oct
Nov
Dec
1212 hrs — Very Sunny
1111 hrs — Very Sunny
9.99.9 hrs — Sunny
7.87.8 hrs — Good
6.86.8 hrs — Good
5.65.6 hrs — Moderate
Best months: May–JulWorst months: Jan, Nov–Dec
ModerateGoodSunnyVery Sunny
Based on ERA5 sunshine data · CAMS UV indexConfidence: ●●●