Sejong
South Korea · 351K
Lifestyle Calendar
When this city supports your activity — and when it fights you.
Sejong
South Korea
Dinner Outside6 – 10 pm
Jan
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec
Verdict
Jan: 0% viability
0Feb: 1% viability
1Mar: 11% viability
11Apr: 41% viability
41May: 74% viability
74Jun: 84% viability
84Jul: 73% viability
73Aug: 74% viability
74Sep: 86% viability
86Oct: 46% viability
46Nov: 7% viability
7Dec: 0% viability
0Cold
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.
Sejong
South Korea
Annual Average
ModerateWHO annual classification
23.7µg/m³
Jan
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec
PM2.5
2828 µg/m³ — Poor
2929 µg/m³ — Poor
2727 µg/m³ — Poor
2626 µg/m³ — Poor
2424 µg/m³ — Moderate
2525 µg/m³ — Moderate
2222 µg/m³ — Moderate
2020 µg/m³ — Moderate
1717 µg/m³ — Moderate
2121 µg/m³ — Moderate
2424 µg/m³ — Moderate
2424 µg/m³ — Moderate
Jan
Feb
Mar
Apr
May
Jun
2828 µg/m³ — Poor
2929 µg/m³ — Poor
2727 µg/m³ — Poor
2626 µg/m³ — Poor
2424 µg/m³ — Moderate
2525 µg/m³ — Moderate
Jul
Aug
Sep
Oct
Nov
Dec
2222 µg/m³ — Moderate
2020 µg/m³ — Moderate
1717 µg/m³ — Moderate
2121 µg/m³ — Moderate
2424 µg/m³ — Moderate
2424 µg/m³ — Moderate
Best months: Aug–OctWorst months: Jan–Mar
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.
Sejong
South Korea
Annual Summary
Sunshine
2,055hrs/yr
Clear sky
46%
Worst month
3.8hrs/day
Vit D months
7.1months
UV 8+ days
12days/yr
UV 11+ days
0days/yr
Jan
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec
Daily hrs
7.07.0 hrs — Good
8.58.5 hrs — Sunny
9.39.3 hrs — Sunny
9.79.7 hrs — Sunny
1010 hrs — Very Sunny
9.39.3 hrs — Sunny
7.27.2 hrs — Good
7.07.0 hrs — Good
8.38.3 hrs — Sunny
8.88.8 hrs — Sunny
7.37.3 hrs — Good
7.37.3 hrs — Good
Jan
Feb
Mar
Apr
May
Jun
7.07.0 hrs — Good
8.58.5 hrs — Sunny
9.39.3 hrs — Sunny
9.79.7 hrs — Sunny
1010 hrs — Very Sunny
9.39.3 hrs — Sunny
Jul
Aug
Sep
Oct
Nov
Dec
7.27.2 hrs — Good
7.07.0 hrs — Good
8.38.3 hrs — Sunny
8.88.8 hrs — Sunny
7.37.3 hrs — Good
7.37.3 hrs — Good
Best months: Mar–MayWorst months: Jan, Jul–Aug
GoodSunnyVery Sunny
Based on ERA5 sunshine data · CAMS UV indexConfidence: ●●●