Niterói
Brazil · 1.7M
Lifestyle Calendar
When this city supports your activity — and when it fights you.
Niterói
Brazil
Dinner Outside6 – 10 pm
Jan
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec
Verdict
Jan: 73% viability
73Feb: 71% viability
71Mar: 79% viability
79Apr: 76% viability
76May: 79% viability
79Jun: 79% viability
79Jul: 73% viability
73Aug: 70% viability
70Sep: 78% viability
78Oct: 73% viability
73Nov: 75% viability
75Dec: 65% viability
65Humid
Friction Breakdown
Heat
Cold
Wind
Rain
Humid
Air Q.
Best months: Jan–NovChallenging: None
ComfortableModerateUncomfortable
Based on 2014–2024 hourly climate data · Updated Mar 2025Confidence: ●●●
Air Quality Profile
Annual and monthly PM2.5 levels against WHO guidelines.
Niterói
Brazil
Annual Average
FairWHO annual classification
14.4µg/m³
Jan
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec
PM2.5
1414 µg/m³ — Fair
1414 µg/m³ — Fair
1616 µg/m³ — Moderate
1313 µg/m³ — Fair
1515 µg/m³ — Fair
1515 µg/m³ — Moderate
1313 µg/m³ — Fair
1313 µg/m³ — Fair
1616 µg/m³ — Moderate
1616 µg/m³ — Moderate
1313 µg/m³ — Fair
1414 µg/m³ — Fair
Jan
Feb
Mar
Apr
May
Jun
1414 µg/m³ — Fair
1414 µg/m³ — Fair
1616 µg/m³ — Moderate
1313 µg/m³ — Fair
1515 µg/m³ — Fair
1515 µg/m³ — Moderate
Jul
Aug
Sep
Oct
Nov
Dec
1313 µg/m³ — Fair
1313 µg/m³ — Fair
1616 µg/m³ — Moderate
1616 µg/m³ — Moderate
1313 µg/m³ — Fair
1414 µg/m³ — Fair
Best months: Apr, Aug, NovWorst months: Mar, Sep–Oct
Fair10–15 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.
Niterói
Brazil
Annual Summary
Sunshine
2,672hrs/yr
Clear sky
50%
Worst month
7.4hrs/day
Vit D months
10.9months
UV 8+ days
137days/yr
UV 11+ days
36days/yr
Jan
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec
Daily hrs
1010 hrs — Sunny
1010 hrs — Very Sunny
1010 hrs — Very Sunny
9.09.0 hrs — Sunny
8.88.8 hrs — Sunny
8.78.7 hrs — Sunny
9.09.0 hrs — Sunny
8.98.9 hrs — Sunny
9.69.6 hrs — Sunny
9.29.2 hrs — Sunny
1010 hrs — Very Sunny
9.79.7 hrs — Sunny
Jan
Feb
Mar
Apr
May
Jun
1010 hrs — Sunny
1010 hrs — Very Sunny
1010 hrs — Very Sunny
9.09.0 hrs — Sunny
8.88.8 hrs — Sunny
8.78.7 hrs — Sunny
Jul
Aug
Sep
Oct
Nov
Dec
9.09.0 hrs — Sunny
8.98.9 hrs — Sunny
9.69.6 hrs — Sunny
9.29.2 hrs — Sunny
1010 hrs — Very Sunny
9.79.7 hrs — Sunny
Best months: Feb–Mar, NovWorst months: May–Jun, Aug
SunnyVery Sunny
Based on ERA5 sunshine data · CAMS UV indexConfidence: ●●●