Siwān
India · 293K
Lifestyle Calendar
When this city supports your activity — and when it fights you.
Siwān
India
Dinner Outside6 – 10 pm
Jan
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec
Verdict
Jan: 20% viability
20Feb: 46% viability
46Mar: 95% viability
95Apr: 98% viability
98May: 90% viability
90Jun: 68% viability
68Jul: 67% viability
67Aug: 68% viability
68Sep: 78% viability
78Oct: 91% viability
91Nov: 88% viability
88Dec: 29% viability
29Cold
Friction Breakdown
Heat
Cold
Wind
Rain
Humid
Air Q.
Best months: Mar–May, Sep–NovChallenging: Jan, Dec
ComfortableModerateUncomfortable
Based on 2014–2024 hourly climate data · Updated Mar 2025Confidence: ●●●
Air Quality Profile
Annual and monthly PM2.5 levels against WHO guidelines.
Siwān
India
Annual Average
HazardousWHO annual classification
77.8µg/m³
Jan
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec
PM2.5
129129 µg/m³ — Hazardous
121121 µg/m³ — Hazardous
6464 µg/m³ — Very Unhealthy
5151 µg/m³ — Very Unhealthy
4747 µg/m³ — Unhealthy
4747 µg/m³ — Unhealthy
4040 µg/m³ — Unhealthy
3636 µg/m³ — Unhealthy
4040 µg/m³ — Unhealthy
6565 µg/m³ — Very Unhealthy
142142 µg/m³ — Hazardous
154154 µg/m³ — Hazardous
Jan
Feb
Mar
Apr
May
Jun
129129 µg/m³ — Hazardous
121121 µg/m³ — Hazardous
6464 µg/m³ — Very Unhealthy
5151 µg/m³ — Very Unhealthy
4747 µg/m³ — Unhealthy
4747 µg/m³ — Unhealthy
Jul
Aug
Sep
Oct
Nov
Dec
4040 µg/m³ — Unhealthy
3636 µg/m³ — Unhealthy
4040 µg/m³ — Unhealthy
6565 µg/m³ — Very Unhealthy
142142 µg/m³ — Hazardous
154154 µg/m³ — Hazardous
Best months: Jul–SepWorst months: Jan, Nov–Dec
Unhealthy35–50 µg/m³Very Unhealthy50–75 µg/m³Hazardous>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.
Siwān
India
Annual Summary
Sunshine
2,744hrs/yr
Clear sky
57%
Worst month
4.4hrs/day
Vit D months
10.3months
UV 8+ days
48days/yr
UV 11+ days
0days/yr
Jan
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec
Daily hrs
7.97.9 hrs — Good
1111 hrs — Very Sunny
1111 hrs — Very Sunny
1111 hrs — Very Sunny
1111 hrs — Very Sunny
1111 hrs — Very Sunny
8.78.7 hrs — Sunny
8.08.0 hrs — Good
8.18.1 hrs — Sunny
9.59.5 hrs — Sunny
9.89.8 hrs — Sunny
9.99.9 hrs — Sunny
Jan
Feb
Mar
Apr
May
Jun
7.97.9 hrs — Good
1111 hrs — Very Sunny
1111 hrs — Very Sunny
1111 hrs — Very Sunny
1111 hrs — Very Sunny
1111 hrs — Very Sunny
Jul
Aug
Sep
Oct
Nov
Dec
8.78.7 hrs — Sunny
8.08.0 hrs — Good
8.18.1 hrs — Sunny
9.59.5 hrs — Sunny
9.89.8 hrs — Sunny
9.99.9 hrs — Sunny
Best months: Feb, Apr–MayWorst months: Jan, Aug–Sep
GoodSunnyVery Sunny
Based on ERA5 sunshine data · CAMS UV indexConfidence: ●●●