Heidelberg
South Africa · 86K
Lifestyle Calendar
When this city supports your activity — and when it fights you.
HeidelbergSouth Africa
South AfricaDinner Outside6 – 10 pm
Jan
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec
Verdict
Jan: 69% viability
69Feb: 72% viability
72Mar: 81% viability
81Apr: 49% viability
49May: 15% viability
15Jun: 0% viability
0Jul: 0% viability
0Aug: 16% viability
16Sep: 49% viability
49Oct: 65% viability
65Nov: 73% viability
73Dec: 70% viability
70Cold
Friction Breakdown
Heat
Cold
Wind
Rain
Humid
Air Q.
Best months: Feb–Mar, Nov–DecChallenging: May–Aug
ComfortableModerateUncomfortable
Based on 2014–2024 hourly climate data · Updated Mar 2025Confidence: ●●●
Air Quality Profile
Annual and monthly PM2.5 levels against WHO guidelines.
HeidelbergSouth Africa
South AfricaAnnual Average
UnhealthyWHO annual classification
38.9µg/m³
Jan
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec
PM2.5
2727 µg/m³ — Poor
2828 µg/m³ — Poor
2828 µg/m³ — Poor
3232 µg/m³ — Poor
4040 µg/m³ — Unhealthy
5757 µg/m³ — Very Unhealthy
5151 µg/m³ — Very Unhealthy
5151 µg/m³ — Very Unhealthy
4747 µg/m³ — Unhealthy
4949 µg/m³ — Unhealthy
2929 µg/m³ — Poor
2828 µg/m³ — Poor
Jan
Feb
Mar
Apr
May
Jun
2727 µg/m³ — Poor
2828 µg/m³ — Poor
2828 µg/m³ — Poor
3232 µg/m³ — Poor
4040 µg/m³ — Unhealthy
5757 µg/m³ — Very Unhealthy
Jul
Aug
Sep
Oct
Nov
Dec
5151 µg/m³ — Very Unhealthy
5151 µg/m³ — Very Unhealthy
4747 µg/m³ — Unhealthy
4949 µg/m³ — Unhealthy
2929 µg/m³ — Poor
2828 µg/m³ — Poor
Best months: Jan–Feb, DecWorst months: Jun–Aug
Poor25–35 µg/m³Unhealthy35–50 µg/m³Very Unhealthy50–75 µg/m³
Based on WUSTL PM2.5 dataset (2020–2024) · WHO 2021 thresholdsConfidence: ●●●
Sun & UV Profile
Monthly sunshine, sky clarity, and UV exposure patterns.
HeidelbergSouth Africa
South AfricaAnnual Summary
Sunshine
3,089hrs/yr
Clear sky
63%
Worst month
7.3hrs/day
Vit D months
11.6months
UV 8+ days
180days/yr
UV 11+ days
80days/yr
Jan
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec
Daily hrs
1010 hrs — Sunny
9.99.9 hrs — Sunny
9.89.8 hrs — Sunny
8.98.9 hrs — Sunny
1010 hrs — Sunny
1010 hrs — Sunny
1010 hrs — Sunny
9.99.9 hrs — Sunny
1010 hrs — Sunny
1010 hrs — Very Sunny
1010 hrs — Very Sunny
9.99.9 hrs — Sunny
Jan
Feb
Mar
Apr
May
Jun
1010 hrs — Sunny
9.99.9 hrs — Sunny
9.89.8 hrs — Sunny
8.98.9 hrs — Sunny
1010 hrs — Sunny
1010 hrs — Sunny
Jul
Aug
Sep
Oct
Nov
Dec
1010 hrs — Sunny
9.99.9 hrs — Sunny
1010 hrs — Sunny
1010 hrs — Very Sunny
1010 hrs — Very Sunny
9.99.9 hrs — Sunny
Best months: Jan, Oct–NovWorst months: Feb–Apr
SunnyVery Sunny
Based on ERA5 sunshine data · CAMS UV indexConfidence: ●●●