Chiayi City
Taiwan · 461K
Lifestyle Calendar
When this city supports your activity — and when it fights you.
Chiayi City
Taiwan
Dinner Outside6 – 10 pm
Jan
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec
Verdict
Jan: 13% viability
13Feb: 30% viability
30Mar: 67% viability
67Apr: 83% viability
83May: 72% viability
72Jun: 69% viability
69Jul: 72% viability
72Aug: 63% viability
63Sep: 67% viability
67Oct: 69% viability
69Nov: 70% viability
70Dec: 29% viability
29Cold
Friction Breakdown
Heat
Cold
Wind
Rain
Humid
Air Q.
Best months: Apr–May, Jul, NovChallenging: Jan–Feb, Dec
ComfortableModerateUncomfortable
Based on 2014–2024 hourly climate data · Updated Mar 2025Confidence: ●●●
Air Quality Profile
Annual and monthly PM2.5 levels against WHO guidelines.
Chiayi City
Taiwan
Annual Average
ModerateWHO annual classification
23.2µg/m³
Jan
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec
PM2.5
3232 µg/m³ — Poor
3535 µg/m³ — Unhealthy
3232 µg/m³ — Poor
2626 µg/m³ — Poor
1515 µg/m³ — Moderate
1212 µg/m³ — Fair
1515 µg/m³ — Fair
1313 µg/m³ — Fair
2121 µg/m³ — Moderate
2727 µg/m³ — Poor
2525 µg/m³ — Poor
2525 µg/m³ — Moderate
Jan
Feb
Mar
Apr
May
Jun
3232 µg/m³ — Poor
3535 µg/m³ — Unhealthy
3232 µg/m³ — Poor
2626 µg/m³ — Poor
1515 µg/m³ — Moderate
1212 µg/m³ — Fair
Jul
Aug
Sep
Oct
Nov
Dec
1515 µg/m³ — Fair
1313 µg/m³ — Fair
2121 µg/m³ — Moderate
2727 µg/m³ — Poor
2525 µg/m³ — Poor
2525 µg/m³ — Moderate
Best months: Jun–AugWorst months: Jan–Mar
Fair10–15 µg/m³Moderate15–25 µg/m³Poor25–35 µg/m³Unhealthy35–50 µg/m³
Based on WUSTL PM2.5 dataset (2020–2024) · WHO 2021 thresholdsConfidence: ●●●
Sun & UV Profile
Monthly sunshine, sky clarity, and UV exposure patterns.
Chiayi City
Taiwan
Annual Summary
Sunshine
2,524hrs/yr
Clear sky
45%
Worst month
6.0hrs/day
Vit D months
11.2months
UV 8+ days
111days/yr
UV 11+ days
8days/yr
Jan
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec
Daily hrs
8.68.6 hrs — Sunny
8.98.9 hrs — Sunny
9.79.7 hrs — Sunny
9.79.7 hrs — Sunny
9.79.7 hrs — Sunny
9.89.8 hrs — Sunny
9.99.9 hrs — Sunny
9.49.4 hrs — Sunny
9.29.2 hrs — Sunny
8.38.3 hrs — Sunny
8.38.3 hrs — Sunny
8.08.0 hrs — Good
Jan
Feb
Mar
Apr
May
Jun
8.68.6 hrs — Sunny
8.98.9 hrs — Sunny
9.79.7 hrs — Sunny
9.79.7 hrs — Sunny
9.79.7 hrs — Sunny
9.89.8 hrs — Sunny
Jul
Aug
Sep
Oct
Nov
Dec
9.99.9 hrs — Sunny
9.49.4 hrs — Sunny
9.29.2 hrs — Sunny
8.38.3 hrs — Sunny
8.38.3 hrs — Sunny
8.08.0 hrs — Good
Best months: Apr, Jun–JulWorst months: Oct–Dec
GoodSunny
Based on ERA5 sunshine data · CAMS UV indexConfidence: ●●●