Leiria
Portugal · 45K
Lifestyle Calendar
When this city supports your activity — and when it fights you.
Leiria
Portugal
Dinner Outside6 – 10 pm
Jan
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec
Verdict
Jan: 4% viability
4Feb: 14% viability
14Mar: 22% viability
22Apr: 51% viability
51May: 69% viability
69Jun: 81% viability
81Jul: 86% viability
86Aug: 86% viability
86Sep: 77% viability
77Oct: 56% viability
56Nov: 17% viability
17Dec: 4% viability
4Cold
Friction Breakdown
Heat
Cold
Wind
Rain
Humid
Air Q.
Best months: Jun–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.
Leiria
Portugal
Annual Average
GoodWHO annual classification
8.7µg/m³
Jan
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec
PM2.5
1111 µg/m³ — Fair
1010 µg/m³ — Good
9.89.8 µg/m³ — Good
9.69.6 µg/m³ — Good
6.66.6 µg/m³ — Good
8.18.1 µg/m³ — Good
7.97.9 µg/m³ — Good
8.28.2 µg/m³ — Good
7.97.9 µg/m³ — Good
8.28.2 µg/m³ — Good
8.28.2 µg/m³ — Good
9.89.8 µg/m³ — Good
Jan
Feb
Mar
Apr
May
Jun
1111 µg/m³ — Fair
1010 µg/m³ — Good
9.89.8 µg/m³ — Good
9.69.6 µg/m³ — Good
6.66.6 µg/m³ — Good
8.18.1 µg/m³ — Good
Jul
Aug
Sep
Oct
Nov
Dec
7.97.9 µg/m³ — Good
8.28.2 µg/m³ — Good
7.97.9 µg/m³ — Good
8.28.2 µg/m³ — Good
8.28.2 µg/m³ — Good
9.89.8 µg/m³ — Good
Best months: May, Jul, SepWorst months: Jan–Feb, 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.
Leiria
Portugal
Annual Summary
Sunshine
2,741hrs/yr
Clear sky
54%
Worst month
4.1hrs/day
Vit D months
7.2months
UV 8+ days
66days/yr
UV 11+ days
0days/yr
Jan
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec
Daily hrs
7.27.2 hrs — Good
8.68.6 hrs — Sunny
9.09.0 hrs — Sunny
1111 hrs — Very Sunny
1111 hrs — Very Sunny
1212 hrs — Very Sunny
1313 hrs — Very Sunny
1212 hrs — Very Sunny
9.89.8 hrs — Sunny
8.08.0 hrs — Good
7.07.0 hrs — Good
7.07.0 hrs — Good
Jan
Feb
Mar
Apr
May
Jun
7.27.2 hrs — Good
8.68.6 hrs — Sunny
9.09.0 hrs — Sunny
1111 hrs — Very Sunny
1111 hrs — Very Sunny
1212 hrs — Very Sunny
Jul
Aug
Sep
Oct
Nov
Dec
1313 hrs — Very Sunny
1212 hrs — Very Sunny
9.89.8 hrs — Sunny
8.08.0 hrs — Good
7.07.0 hrs — Good
7.07.0 hrs — Good
Best months: Jun–AugWorst months: Jan, Nov–Dec
GoodSunnyVery Sunny
Based on ERA5 sunshine data · CAMS UV indexConfidence: ●●●