Aso
Japan · 27K
Lifestyle Calendar
When this city supports your activity — and when it fights you.
Aso
Japan
Dinner Outside6 – 10 pm
Jan
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec
Verdict
Jan: 3% viability
3Feb: 3% viability
3Mar: 18% viability
18Apr: 42% viability
42May: 70% viability
70Jun: 68% viability
68Jul: 68% viability
68Aug: 79% viability
79Sep: 83% viability
83Oct: 60% viability
60Nov: 20% viability
20Dec: 0% viability
0Cold
Friction Breakdown
Heat
Cold
Wind
Rain
Humid
Air Q.
Best months: May, Aug–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.
Aso
Japan
Annual Average
FairWHO annual classification
13.8µg/m³
Jan
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec
PM2.5
1616 µg/m³ — Moderate
1515 µg/m³ — Fair
1616 µg/m³ — Moderate
1414 µg/m³ — Fair
1313 µg/m³ — Fair
1616 µg/m³ — Moderate
1111 µg/m³ — Fair
1111 µg/m³ — Fair
1313 µg/m³ — Fair
1212 µg/m³ — Fair
1515 µg/m³ — Moderate
1515 µg/m³ — Fair
Jan
Feb
Mar
Apr
May
Jun
1616 µg/m³ — Moderate
1515 µg/m³ — Fair
1616 µg/m³ — Moderate
1414 µg/m³ — Fair
1313 µg/m³ — Fair
1616 µg/m³ — Moderate
Jul
Aug
Sep
Oct
Nov
Dec
1111 µg/m³ — Fair
1111 µg/m³ — Fair
1313 µg/m³ — Fair
1212 µg/m³ — Fair
1515 µg/m³ — Moderate
1515 µg/m³ — Fair
Best months: Jul–Aug, OctWorst months: Jan, Mar, Jun
Fair10–15 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.
Aso
Japan
Annual Summary
Sunshine
1,872hrs/yr
Clear sky
39%
Worst month
3.2hrs/day
Vit D months
8.3months
UV 8+ days
41days/yr
UV 11+ days
0days/yr
Jan
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec
Daily hrs
6.56.5 hrs — Good
7.57.5 hrs — Good
8.28.2 hrs — Sunny
8.98.9 hrs — Sunny
9.69.6 hrs — Sunny
7.07.0 hrs — Good
8.28.2 hrs — Sunny
9.69.6 hrs — Sunny
8.08.0 hrs — Good
8.38.3 hrs — Sunny
7.77.7 hrs — Good
7.07.0 hrs — Good
Jan
Feb
Mar
Apr
May
Jun
6.56.5 hrs — Good
7.57.5 hrs — Good
8.28.2 hrs — Sunny
8.98.9 hrs — Sunny
9.69.6 hrs — Sunny
7.07.0 hrs — Good
Jul
Aug
Sep
Oct
Nov
Dec
8.28.2 hrs — Sunny
9.69.6 hrs — Sunny
8.08.0 hrs — Good
8.38.3 hrs — Sunny
7.77.7 hrs — Good
7.07.0 hrs — Good
Best months: Apr–May, AugWorst months: Jan, Jun, Dec
GoodSunny
Based on ERA5 sunshine data · CAMS UV indexConfidence: ●●●