Unnan
Japan · 43K
Lifestyle Calendar
When this city supports your activity — and when it fights you.
Unnan
Japan
Dinner Outside6 – 10 pm
Jan
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec
Verdict
Jan: 0% viability
0Feb: 0% viability
0Mar: 8% viability
8Apr: 28% viability
28May: 65% viability
65Jun: 83% viability
83Jul: 79% viability
79Aug: 82% viability
82Sep: 78% viability
78Oct: 51% viability
51Nov: 10% viability
10Dec: 0% viability
0Cold
Friction Breakdown
Heat
Cold
Wind
Rain
Humid
Air Q.
Best months: Jun–SepChallenging: Jan–Apr, 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.
Unnan
Japan
Annual Average
FairWHO annual classification
11.8µg/m³
Jan
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec
PM2.5
1313 µg/m³ — Fair
1313 µg/m³ — Fair
1212 µg/m³ — Fair
1111 µg/m³ — Fair
1111 µg/m³ — Fair
1414 µg/m³ — Fair
1111 µg/m³ — Fair
8.18.1 µg/m³ — Good
1111 µg/m³ — Fair
1313 µg/m³ — Fair
1313 µg/m³ — Fair
1212 µg/m³ — Fair
Jan
Feb
Mar
Apr
May
Jun
1313 µg/m³ — Fair
1313 µg/m³ — Fair
1212 µg/m³ — Fair
1111 µg/m³ — Fair
1111 µg/m³ — Fair
1414 µg/m³ — Fair
Jul
Aug
Sep
Oct
Nov
Dec
1111 µg/m³ — Fair
8.18.1 µg/m³ — Good
1111 µg/m³ — Fair
1313 µg/m³ — Fair
1313 µg/m³ — Fair
1212 µg/m³ — Fair
Best months: Apr, Jul–AugWorst months: Feb, Jun, Oct
Good5–10 µg/m³Fair10–15 µg/m³
Based on WUSTL PM2.5 dataset (2020–2024) · WHO 2021 thresholdsConfidence: ●●●
Sun & UV Profile
Monthly sunshine, sky clarity, and UV exposure patterns.
Unnan
Japan
Annual Summary
Sunshine
2,004hrs/yr
Clear sky
39%
Worst month
3.8hrs/day
Vit D months
7.3months
UV 8+ days
41days/yr
UV 11+ days
0days/yr
Jan
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec
Daily hrs
6.36.3 hrs — Good
7.07.0 hrs — Good
8.78.7 hrs — Sunny
9.99.9 hrs — Sunny
1111 hrs — Very Sunny
9.79.7 hrs — Sunny
1010 hrs — Sunny
9.89.8 hrs — Sunny
8.08.0 hrs — Good
7.87.8 hrs — Good
6.96.9 hrs — Good
6.26.2 hrs — Good
Jan
Feb
Mar
Apr
May
Jun
6.36.3 hrs — Good
7.07.0 hrs — Good
8.78.7 hrs — Sunny
9.99.9 hrs — Sunny
1111 hrs — Very Sunny
9.79.7 hrs — Sunny
Jul
Aug
Sep
Oct
Nov
Dec
1010 hrs — Sunny
9.89.8 hrs — Sunny
8.08.0 hrs — Good
7.87.8 hrs — Good
6.96.9 hrs — Good
6.26.2 hrs — Good
Best months: Apr–May, JulWorst months: Jan, Nov–Dec
GoodSunnyVery Sunny
Based on ERA5 sunshine data · CAMS UV indexConfidence: ●●●