Columbia
United States · 37K
Lifestyle Calendar
When this city supports your activity — and when it fights you.
Columbia
United States
Dinner Outside6 – 10 pm
Jan
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec
Verdict
Jan: 1% viability
1Feb: 3% viability
3Mar: 29% viability
29Apr: 56% viability
56May: 81% viability
81Jun: 83% viability
83Jul: 76% viability
76Aug: 83% viability
83Sep: 87% viability
87Oct: 60% viability
60Nov: 19% viability
19Dec: 6% viability
6Cold
Friction Breakdown
Heat
Cold
Wind
Rain
Humid
Air Q.
Best months: May–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.
Columbia
United States
Annual Average
GoodWHO annual classification
7.2µg/m³
Jan
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec
PM2.5
6.56.5 µg/m³ — Good
6.16.1 µg/m³ — Good
6.36.3 µg/m³ — Good
6.56.5 µg/m³ — Good
7.57.5 µg/m³ — Good
8.28.2 µg/m³ — Good
7.97.9 µg/m³ — Good
8.58.5 µg/m³ — Good
6.36.3 µg/m³ — Good
7.07.0 µg/m³ — Good
7.97.9 µg/m³ — Good
7.67.6 µg/m³ — Good
Jan
Feb
Mar
Apr
May
Jun
6.56.5 µg/m³ — Good
6.16.1 µg/m³ — Good
6.36.3 µg/m³ — Good
6.56.5 µg/m³ — Good
7.57.5 µg/m³ — Good
8.28.2 µg/m³ — Good
Jul
Aug
Sep
Oct
Nov
Dec
7.97.9 µg/m³ — Good
8.58.5 µg/m³ — Good
6.36.3 µg/m³ — Good
7.07.0 µg/m³ — Good
7.97.9 µg/m³ — Good
7.67.6 µg/m³ — Good
Best months: Feb–Mar, SepWorst months: Jun, Aug, Nov
Good5–10 µg/m³
Based on WUSTL PM2.5 dataset (2020–2024) · WHO 2021 thresholdsConfidence: ●●●
Sun & UV Profile
Monthly sunshine, sky clarity, and UV exposure patterns.
Columbia
United States
Annual Summary
Sunshine
2,374hrs/yr
Clear sky
46%
Worst month
3.3hrs/day
Vit D months
8.3months
UV 8+ days
52days/yr
UV 11+ days
0days/yr
Jan
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec
Daily hrs
6.66.6 hrs — Good
7.07.0 hrs — Good
9.09.0 hrs — Sunny
9.99.9 hrs — Sunny
9.89.8 hrs — Sunny
1111 hrs — Very Sunny
1111 hrs — Very Sunny
9.79.7 hrs — Sunny
9.69.6 hrs — Sunny
9.09.0 hrs — Sunny
7.97.9 hrs — Good
6.36.3 hrs — Good
Jan
Feb
Mar
Apr
May
Jun
6.66.6 hrs — Good
7.07.0 hrs — Good
9.09.0 hrs — Sunny
9.99.9 hrs — Sunny
9.89.8 hrs — Sunny
1111 hrs — Very Sunny
Jul
Aug
Sep
Oct
Nov
Dec
1111 hrs — Very Sunny
9.79.7 hrs — Sunny
9.69.6 hrs — Sunny
9.09.0 hrs — Sunny
7.97.9 hrs — Good
6.36.3 hrs — Good
Best months: Apr, Jun–JulWorst months: Jan–Feb, Dec
GoodSunnyVery Sunny
Based on ERA5 sunshine data · CAMS UV indexConfidence: ●●●