HabiBubble

CN flagHefei

China · 5.6M

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: 6% viability
6
Mar: 27% viability
27
Apr: 65% viability
65
May: 86% viability
86
Jun: 85% viability
85
Jul: 71% viability
71
Aug: 76% viability
76
Sep: 90% viability
90
Oct: 66% viability
66
Nov: 27% viability
27
Dec: 1% viability
1
Friction Breakdown
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.

Annual Average
UnhealthyWHO annual classification
39.8µg/m³
Jan
Feb
Mar
Apr
May
Jun
7272 µg/m³ — Very Unhealthy
5151 µg/m³ — Very Unhealthy
4646 µg/m³ — Unhealthy
4242 µg/m³ — Unhealthy
3535 µg/m³ — Poor
2929 µg/m³ — Poor
Jul
Aug
Sep
Oct
Nov
Dec
1818 µg/m³ — Moderate
2222 µg/m³ — Moderate
2222 µg/m³ — Moderate
3737 µg/m³ — Unhealthy
4747 µg/m³ — Unhealthy
5858 µg/m³ — Very Unhealthy
Best months: Jul–SepWorst months: Jan–Feb, Dec
Moderate15–25 µg/m³Poor25–35 µg/m³Unhealthy35–50 µg/m³Very Unhealthy50–75 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
1,899hrs/yr
Clear sky
41%
Worst month
1.7hrs/day
Vit D months
7.8months
UV 8+ days
29days/yr
UV 11+ days
0days/yr
Jan
Feb
Mar
Apr
May
Jun
4.04.0 hrs — Low
7.07.0 hrs — Good
8.68.6 hrs — Sunny
9.69.6 hrs — Sunny
8.68.6 hrs — Sunny
8.68.6 hrs — Sunny
Jul
Aug
Sep
Oct
Nov
Dec
8.08.0 hrs — Good
9.99.9 hrs — Sunny
8.88.8 hrs — Sunny
7.97.9 hrs — Good
8.68.6 hrs — Sunny
7.77.7 hrs — Good
Best months: Apr, Aug–SepWorst months: Jan–Feb, Dec
LowGoodSunny
Based on ERA5 sunshine data · CAMS UV indexConfidence: ●●●