Dej
Romania · 38K
Lifestyle Calendar
When this city supports your activity — and when it fights you.
Dej
Romania
Dinner Outside6 – 10 pm
Jan
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec
Verdict
Jan: 0% viability
0Feb: 1% viability
1Mar: 7% viability
7Apr: 39% viability
39May: 67% viability
67Jun: 75% viability
75Jul: 79% viability
79Aug: 87% viability
87Sep: 68% viability
68Oct: 29% viability
29Nov: 0% viability
0Dec: 0% viability
0Cold
Friction Breakdown
Heat
Cold
Wind
Rain
Humid
Air Q.
Best months: Jun–AugChallenging: Jan–Apr, 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.
Dej
Romania
Annual Average
FairWHO annual classification
13.9µg/m³
Jan
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec
PM2.5
1919 µg/m³ — Moderate
1818 µg/m³ — Moderate
1616 µg/m³ — Moderate
1212 µg/m³ — Fair
9.09.0 µg/m³ — Good
9.39.3 µg/m³ — Good
1111 µg/m³ — Fair
9.79.7 µg/m³ — Good
9.49.4 µg/m³ — Good
1414 µg/m³ — Fair
2020 µg/m³ — Moderate
1919 µg/m³ — Moderate
Jan
Feb
Mar
Apr
May
Jun
1919 µg/m³ — Moderate
1818 µg/m³ — Moderate
1616 µg/m³ — Moderate
1212 µg/m³ — Fair
9.09.0 µg/m³ — Good
9.39.3 µg/m³ — Good
Jul
Aug
Sep
Oct
Nov
Dec
1111 µg/m³ — Fair
9.79.7 µg/m³ — Good
9.49.4 µg/m³ — Good
1414 µg/m³ — Fair
2020 µg/m³ — Moderate
1919 µg/m³ — Moderate
Best months: May–Jun, SepWorst months: Jan, Nov–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.
Dej
Romania
Annual Summary
Sunshine
2,009hrs/yr
Clear sky
41%
Worst month
1.1hrs/day
Vit D months
5.6months
UV 8+ days
2days/yr
UV 11+ days
0days/yr
Jan
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec
Daily hrs
4.04.0 hrs — Low
5.75.7 hrs — Moderate
8.28.2 hrs — Sunny
9.69.6 hrs — Sunny
1111 hrs — Very Sunny
1212 hrs — Very Sunny
1212 hrs — Very Sunny
1111 hrs — Very Sunny
9.49.4 hrs — Sunny
7.47.4 hrs — Good
4.04.0 hrs — Low
3.63.6 hrs — Low
Jan
Feb
Mar
Apr
May
Jun
4.04.0 hrs — Low
5.75.7 hrs — Moderate
8.28.2 hrs — Sunny
9.69.6 hrs — Sunny
1111 hrs — Very Sunny
1212 hrs — Very Sunny
Jul
Aug
Sep
Oct
Nov
Dec
1212 hrs — Very Sunny
1111 hrs — Very Sunny
9.49.4 hrs — Sunny
7.47.4 hrs — Good
4.04.0 hrs — Low
3.63.6 hrs — Low
Best months: Jun–AugWorst months: Jan, Nov–Dec
LowModerateGoodSunnyVery Sunny
Based on ERA5 sunshine data · CAMS UV indexConfidence: ●●●