Heinola
Finland · 21K
Lifestyle Calendar
When this city supports your activity — and when it fights you.
Heinola
Finland
Dinner Outside6 – 10 pm
Jan
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec
Verdict
Jan: 0% viability
0Feb: 0% viability
0Mar: 0% viability
0Apr: 12% viability
12May: 49% viability
49Jun: 83% viability
83Jul: 76% viability
76Aug: 76% viability
76Sep: 34% viability
34Oct: 2% viability
2Nov: 0% viability
0Dec: 0% viability
0Cold
Friction Breakdown
Heat
Cold
Wind
Rain
Humid
Air Q.
Best months: Jun–AugChallenging: Jan–Apr, Sep–Dec
ComfortableModerateUncomfortable
Based on 2014–2024 hourly climate data · Updated Mar 2025Confidence: ●●●
Air Quality Profile
Annual and monthly PM2.5 levels against WHO guidelines.
Heinola
Finland
Annual Average
ExcellentWHO annual classification
4.6µg/m³
Jan
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec
PM2.5
4.04.0 µg/m³ — Excellent
4.54.5 µg/m³ — Excellent
4.84.8 µg/m³ — Excellent
3.73.7 µg/m³ — Excellent
4.74.7 µg/m³ — Excellent
5.65.6 µg/m³ — Good
4.94.9 µg/m³ — Excellent
4.94.9 µg/m³ — Excellent
4.34.3 µg/m³ — Excellent
4.14.1 µg/m³ — Excellent
3.63.6 µg/m³ — Excellent
5.55.5 µg/m³ — Good
Jan
Feb
Mar
Apr
May
Jun
4.04.0 µg/m³ — Excellent
4.54.5 µg/m³ — Excellent
4.84.8 µg/m³ — Excellent
3.73.7 µg/m³ — Excellent
4.74.7 µg/m³ — Excellent
5.65.6 µg/m³ — Good
Jul
Aug
Sep
Oct
Nov
Dec
4.94.9 µg/m³ — Excellent
4.94.9 µg/m³ — Excellent
4.34.3 µg/m³ — Excellent
4.14.1 µg/m³ — Excellent
3.63.6 µg/m³ — Excellent
5.55.5 µg/m³ — Good
Best months: Jan, Apr, NovWorst months: Jun, Aug, Dec
Excellent0–5 µg/m³Good5–10 µg/m³
Based on WUSTL PM2.5 dataset (2020–2024) · WHO 2021 thresholdsConfidence: ●●●
Sun & UV Profile
Monthly sunshine, sky clarity, and UV exposure patterns.
Heinola
Finland
Annual Summary
Sunshine
1,547hrs/yr
Clear sky
32%
Worst month
0.0hrs/day
Vit D months
2.7months
UV 8+ days
0days/yr
UV 11+ days
0days/yr
Jan
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec
Daily hrs
0.00.0 hrs — No Sun
1.01.0 hrs — Dark
6.26.2 hrs — Good
9.89.8 hrs — Sunny
1212 hrs — Very Sunny
1414 hrs — Very Sunny
1212 hrs — Very Sunny
9.79.7 hrs — Sunny
4.94.9 hrs — Moderate
2.32.3 hrs — Low
0.00.0 hrs — No Sun
0.00.0 hrs — No Sun
Jan
Feb
Mar
Apr
May
Jun
0.00.0 hrs — No Sun
1.01.0 hrs — Dark
6.26.2 hrs — Good
9.89.8 hrs — Sunny
1212 hrs — Very Sunny
1414 hrs — Very Sunny
Jul
Aug
Sep
Oct
Nov
Dec
1212 hrs — Very Sunny
9.79.7 hrs — Sunny
4.94.9 hrs — Moderate
2.32.3 hrs — Low
0.00.0 hrs — No Sun
0.00.0 hrs — No Sun
Best months: May–JulWorst months: Jan, Nov–Dec
No SunDarkLowModerateGoodSunnyVery Sunny
Based on ERA5 sunshine data · CAMS UV indexConfidence: ●●●