San Marino
San Marino · 5K
Lifestyle Calendar
When this city supports your activity — and when it fights you.
San Marino
San Marino
Dinner Outside6 – 10 pm
Jan
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec
Verdict
Jan: 0% viability
0Feb: 1% viability
1Mar: 11% viability
11Apr: 46% viability
46May: 76% viability
76Jun: 91% viability
91Jul: 92% viability
92Aug: 91% viability
91Sep: 84% viability
84Oct: 57% viability
57Nov: 6% viability
6Dec: 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.
San Marino
San Marino
Annual Average
FairWHO annual classification
10.4µg/m³
Jan
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec
PM2.5
1515 µg/m³ — Moderate
1616 µg/m³ — Moderate
1111 µg/m³ — Fair
9.29.2 µg/m³ — Good
6.46.4 µg/m³ — Good
9.49.4 µg/m³ — Good
9.39.3 µg/m³ — Good
8.98.9 µg/m³ — Good
9.19.1 µg/m³ — Good
9.39.3 µg/m³ — Good
9.79.7 µg/m³ — Good
1212 µg/m³ — Fair
Jan
Feb
Mar
Apr
May
Jun
1515 µg/m³ — Moderate
1616 µg/m³ — Moderate
1111 µg/m³ — Fair
9.29.2 µg/m³ — Good
6.46.4 µg/m³ — Good
9.49.4 µg/m³ — Good
Jul
Aug
Sep
Oct
Nov
Dec
9.39.3 µg/m³ — Good
8.98.9 µg/m³ — Good
9.19.1 µg/m³ — Good
9.39.3 µg/m³ — Good
9.79.7 µg/m³ — Good
1212 µg/m³ — Fair
Best months: May, Aug–SepWorst 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.
San Marino
San Marino
Annual Summary
Sunshine
2,606hrs/yr
Clear sky
54%
Worst month
3.3hrs/day
Vit D months
6.4months
UV 8+ days
16days/yr
UV 11+ days
0days/yr
Jan
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec
Daily hrs
5.95.9 hrs — Moderate
8.18.1 hrs — Sunny
9.79.7 hrs — Sunny
1111 hrs — Very Sunny
1212 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
6.26.2 hrs — Good
5.35.3 hrs — Moderate
Jan
Feb
Mar
Apr
May
Jun
5.95.9 hrs — Moderate
8.18.1 hrs — Sunny
9.79.7 hrs — Sunny
1111 hrs — Very Sunny
1212 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
6.26.2 hrs — Good
5.35.3 hrs — Moderate
Best months: May–JulWorst months: Jan, Nov–Dec
ModerateGoodSunnyVery Sunny
Based on ERA5 sunshine data · CAMS UV indexConfidence: ●●●