Oyama
Japan · 89K
Lifestyle Calendar
When this city supports your activity — and when it fights you.
Oyama
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: 31% viability
31May: 64% viability
64Jun: 73% viability
73Jul: 67% viability
67Aug: 73% viability
73Sep: 72% viability
72Oct: 54% viability
54Nov: 19% viability
19Dec: 0% viability
0Cold
Friction Breakdown
Heat
Cold
Wind
Rain
Humid
Air Q.
Best months: Jun, Aug–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.
Oyama
Japan
Annual Average
FairWHO annual classification
13.8µg/m³
Jan
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec
PM2.5
1111 µg/m³ — Fair
1414 µg/m³ — Fair
1212 µg/m³ — Fair
1414 µg/m³ — Fair
1616 µg/m³ — Moderate
2020 µg/m³ — Moderate
1414 µg/m³ — Fair
1515 µg/m³ — Fair
1313 µg/m³ — Fair
1414 µg/m³ — Fair
1313 µg/m³ — Fair
1111 µg/m³ — Fair
Jan
Feb
Mar
Apr
May
Jun
1111 µg/m³ — Fair
1414 µg/m³ — Fair
1212 µg/m³ — Fair
1414 µg/m³ — Fair
1616 µg/m³ — Moderate
2020 µg/m³ — Moderate
Jul
Aug
Sep
Oct
Nov
Dec
1414 µg/m³ — Fair
1515 µg/m³ — Fair
1313 µg/m³ — Fair
1414 µg/m³ — Fair
1313 µg/m³ — Fair
1111 µg/m³ — Fair
Best months: Jan, Mar, DecWorst months: May–Jun, Aug
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.
Oyama
Japan
Annual Summary
Sunshine
2,134hrs/yr
Clear sky
45%
Worst month
3.7hrs/day
Vit D months
7.2months
UV 8+ days
18days/yr
UV 11+ days
0days/yr
Jan
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec
Daily hrs
7.97.9 hrs — Good
8.98.9 hrs — Sunny
9.09.0 hrs — Sunny
9.99.9 hrs — Sunny
9.09.0 hrs — Sunny
8.08.0 hrs — Good
8.88.8 hrs — Sunny
9.59.5 hrs — Sunny
7.37.3 hrs — Good
6.06.0 hrs — Moderate
8.08.0 hrs — Good
8.28.2 hrs — Sunny
Jan
Feb
Mar
Apr
May
Jun
7.97.9 hrs — Good
8.98.9 hrs — Sunny
9.09.0 hrs — Sunny
9.99.9 hrs — Sunny
9.09.0 hrs — Sunny
8.08.0 hrs — Good
Jul
Aug
Sep
Oct
Nov
Dec
8.88.8 hrs — Sunny
9.59.5 hrs — Sunny
7.37.3 hrs — Good
6.06.0 hrs — Moderate
8.08.0 hrs — Good
8.28.2 hrs — Sunny
Best months: Mar–Apr, AugWorst months: Jan, Sep–Oct
ModerateGoodSunny
Based on ERA5 sunshine data · CAMS UV indexConfidence: ●●●