CH flagThun

Switzerland · 71K

Lifestyle Calendar

When this city supports your activity — and when it fights you.

Dinner Outside6 – 10 pm
Jan
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec
Jan: 0% viability
0
Feb: 2% viability
2
Mar: 11% viability
11
Apr: 40% viability
40
May: 54% viability
54
Jun: 64% viability
64
Jul: 69% viability
69
Aug: 75% viability
75
Sep: 58% viability
58
Oct: 32% viability
32
Nov: 1% viability
1
Dec: 0% viability
0
Friction Breakdown
Best months: AugChallenging: Jan–Mar, Oct–Dec
ComfortableModerateUncomfortable
Based on 2014–2024 hourly climate data · Updated Mar 2025Confidence: ●●●

Air Quality Profile

Annual and monthly PM2.5 levels against WHO guidelines.

Annual Average
GoodWHO annual classification
8.9µg/m³
Jan
Feb
Mar
Apr
May
Jun
1212 µg/m³ — Fair
1111 µg/m³ — Fair
1212 µg/m³ — Fair
9.99.9 µg/m³ — Good
7.67.6 µg/m³ — Good
6.36.3 µg/m³ — Good
Jul
Aug
Sep
Oct
Nov
Dec
5.45.4 µg/m³ — Good
7.57.5 µg/m³ — Good
7.67.6 µg/m³ — Good
7.27.2 µg/m³ — Good
8.68.6 µg/m³ — Good
1212 µg/m³ — Fair
Best months: Jun–Jul, OctWorst months: Jan, Mar, Dec
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.

Annual Summary
Sunshine
2,152hrs/yr
Clear sky
41%
Worst month
2.1hrs/day
Vit D months
5.8months
UV 8+ days
6days/yr
UV 11+ days
0days/yr
Jan
Feb
Mar
Apr
May
Jun
5.25.2 hrsModerate
7.27.2 hrsGood
8.98.9 hrsSunny
1010 hrsVery Sunny
1010 hrsSunny
1111 hrsVery Sunny
Jul
Aug
Sep
Oct
Nov
Dec
1111 hrsVery Sunny
1111 hrsVery Sunny
8.78.7 hrsSunny
7.77.7 hrsGood
6.26.2 hrsGood
4.34.3 hrsModerate
Best months: Jun–AugWorst months: Jan, Nov–Dec
ModerateGoodSunnyVery Sunny
Based on ERA5 sunshine data · CAMS UV indexConfidence: ●●●