Belfast
South Africa · 20K
Lifestyle Calendar
When this city supports your activity — and when it fights you.
BelfastSouth Africa
South AfricaDinner Outside6 – 10 pm
Jan
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec
Verdict
Jan: 70% viability
70Feb: 67% viability
67Mar: 72% viability
72Apr: 42% viability
42May: 9% viability
9Jun: 0% viability
0Jul: 0% viability
0Aug: 10% viability
10Sep: 38% viability
38Oct: 57% viability
57Nov: 67% viability
67Dec: 69% viability
69Cold
Friction Breakdown
Heat
Cold
Wind
Rain
Humid
Air Q.
Best months: Jan, MarChallenging: May–Sep
ComfortableModerateUncomfortable
Based on 2014–2024 hourly climate data · Updated Mar 2025Confidence: ●●●
Air Quality Profile
Annual and monthly PM2.5 levels against WHO guidelines.
BelfastSouth Africa
South AfricaAnnual Average
ModerateWHO annual classification
21.3µg/m³
Jan
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec
PM2.5
1717 µg/m³ — Moderate
1818 µg/m³ — Moderate
1717 µg/m³ — Moderate
1818 µg/m³ — Moderate
1919 µg/m³ — Moderate
2424 µg/m³ — Moderate
2828 µg/m³ — Poor
3131 µg/m³ — Poor
2424 µg/m³ — Moderate
2020 µg/m³ — Moderate
2121 µg/m³ — Moderate
2121 µg/m³ — Moderate
Jan
Feb
Mar
Apr
May
Jun
1717 µg/m³ — Moderate
1818 µg/m³ — Moderate
1717 µg/m³ — Moderate
1818 µg/m³ — Moderate
1919 µg/m³ — Moderate
2424 µg/m³ — Moderate
Jul
Aug
Sep
Oct
Nov
Dec
2828 µg/m³ — Poor
3131 µg/m³ — Poor
2424 µg/m³ — Moderate
2020 µg/m³ — Moderate
2121 µg/m³ — Moderate
2121 µg/m³ — Moderate
Best months: Jan–MarWorst months: Jun–Aug
Moderate15–25 µg/m³Poor25–35 µg/m³
Based on WUSTL PM2.5 dataset (2020–2024) · WHO 2021 thresholdsConfidence: ●●●
Sun & UV Profile
Monthly sunshine, sky clarity, and UV exposure patterns.
BelfastSouth Africa
South AfricaAnnual Summary
Sunshine
2,836hrs/yr
Clear sky
60%
Worst month
6.1hrs/day
Vit D months
11.6months
UV 8+ days
184days/yr
UV 11+ days
82days/yr
Jan
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec
Daily hrs
8.68.6 hrs — Sunny
9.39.3 hrs — Sunny
9.49.4 hrs — Sunny
8.28.2 hrs — Sunny
9.99.9 hrs — Sunny
1010 hrs — Sunny
9.89.8 hrs — Sunny
9.99.9 hrs — Sunny
1010 hrs — Sunny
1010 hrs — Very Sunny
1010 hrs — Very Sunny
9.49.4 hrs — Sunny
Jan
Feb
Mar
Apr
May
Jun
8.68.6 hrs — Sunny
9.39.3 hrs — Sunny
9.49.4 hrs — Sunny
8.28.2 hrs — Sunny
9.99.9 hrs — Sunny
1010 hrs — Sunny
Jul
Aug
Sep
Oct
Nov
Dec
9.89.8 hrs — Sunny
9.99.9 hrs — Sunny
1010 hrs — Sunny
1010 hrs — Very Sunny
1010 hrs — Very Sunny
9.49.4 hrs — Sunny
Best months: Jun, Oct–NovWorst months: Jan–Feb, Apr
SunnyVery Sunny
Based on ERA5 sunshine data · CAMS UV indexConfidence: ●●●