Viana
Brazil · 27K
Lifestyle Calendar
When this city supports your activity — and when it fights you.
Viana
Brazil
Dinner Outside6 – 10 pm
Jan
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec
Verdict
Jan: 71% viability
71Feb: 64% viability
64Mar: 55% viability
55Apr: 51% viability
51May: 70% viability
70Jun: 85% viability
85Jul: 91% viability
91Aug: 97% viability
97Sep: 100% viability
100Oct: 98% viability
98Nov: 93% viability
93Dec: 88% viability
88Humid
Friction Breakdown
Heat
Cold
Wind
Rain
Humid
Air Q.
Best months: Jan, May–DecChallenging: None
ComfortableModerateUncomfortable
Based on 2014–2024 hourly climate data · Updated Mar 2025Confidence: ●●●
Air Quality Profile
Annual and monthly PM2.5 levels against WHO guidelines.
Viana
Brazil
Annual Average
FairWHO annual classification
11.4µg/m³
Jan
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec
PM2.5
1010 µg/m³ — Fair
1414 µg/m³ — Fair
1818 µg/m³ — Moderate
1919 µg/m³ — Moderate
1414 µg/m³ — Fair
1010 µg/m³ — Fair
9.29.2 µg/m³ — Good
7.47.4 µg/m³ — Good
9.99.9 µg/m³ — Good
1010 µg/m³ — Good
7.67.6 µg/m³ — Good
7.97.9 µg/m³ — Good
Jan
Feb
Mar
Apr
May
Jun
1010 µg/m³ — Fair
1414 µg/m³ — Fair
1818 µg/m³ — Moderate
1919 µg/m³ — Moderate
1414 µg/m³ — Fair
1010 µg/m³ — Fair
Jul
Aug
Sep
Oct
Nov
Dec
9.29.2 µg/m³ — Good
7.47.4 µg/m³ — Good
9.99.9 µg/m³ — Good
1010 µg/m³ — Good
7.67.6 µg/m³ — Good
7.97.9 µg/m³ — Good
Best months: Aug, Nov–DecWorst months: Feb–Apr
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.
Viana
Brazil
Annual Summary
Sunshine
2,829hrs/yr
Clear sky
48%
Worst month
3.8hrs/day
Vit D months
11.6months
UV 8+ days
246days/yr
UV 11+ days
19days/yr
Jan
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec
Daily hrs
8.88.8 hrs — Sunny
8.68.6 hrs — Sunny
7.07.0 hrs — Good
7.77.7 hrs — Good
9.59.5 hrs — Sunny
9.39.3 hrs — Sunny
9.89.8 hrs — Sunny
1010 hrs — Sunny
9.89.8 hrs — Sunny
9.99.9 hrs — Sunny
9.89.8 hrs — Sunny
1010 hrs — Sunny
Jan
Feb
Mar
Apr
May
Jun
8.88.8 hrs — Sunny
8.68.6 hrs — Sunny
7.07.0 hrs — Good
7.77.7 hrs — Good
9.59.5 hrs — Sunny
9.39.3 hrs — Sunny
Jul
Aug
Sep
Oct
Nov
Dec
9.89.8 hrs — Sunny
1010 hrs — Sunny
9.89.8 hrs — Sunny
9.99.9 hrs — Sunny
9.89.8 hrs — Sunny
1010 hrs — Sunny
Best months: Aug, Oct, DecWorst months: Feb–Apr
GoodSunny
Based on ERA5 sunshine data · CAMS UV indexConfidence: ●●●