Granite Bay
United States · 20K
Lifestyle Calendar
When this city supports your activity — and when it fights you.
Granite Bay
United States
Dinner Outside6 – 10 pm
Jan
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec
Verdict
Jan: 1% viability
1Feb: 7% viability
7Mar: 30% viability
30Apr: 67% viability
67May: 85% viability
85Jun: 88% viability
88Jul: 81% viability
81Aug: 85% viability
85Sep: 91% viability
91Oct: 77% viability
77Nov: 7% viability
7Dec: 1% viability
1Cold
Friction Breakdown
Heat
Cold
Wind
Rain
Humid
Air Q.
Best months: May–OctChallenging: 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.
Granite Bay
United States
Annual Average
GoodWHO annual classification
9.0µg/m³
Jan
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec
PM2.5
8.38.3 µg/m³ — Good
7.27.2 µg/m³ — Good
6.56.5 µg/m³ — Good
7.17.1 µg/m³ — Good
6.26.2 µg/m³ — Good
6.36.3 µg/m³ — Good
9.49.4 µg/m³ — Good
1616 µg/m³ — Moderate
1717 µg/m³ — Moderate
8.68.6 µg/m³ — Good
7.67.6 µg/m³ — Good
8.78.7 µg/m³ — Good
Jan
Feb
Mar
Apr
May
Jun
8.38.3 µg/m³ — Good
7.27.2 µg/m³ — Good
6.56.5 µg/m³ — Good
7.17.1 µg/m³ — Good
6.26.2 µg/m³ — Good
6.36.3 µg/m³ — Good
Jul
Aug
Sep
Oct
Nov
Dec
9.49.4 µg/m³ — Good
1616 µg/m³ — Moderate
1717 µg/m³ — Moderate
8.68.6 µg/m³ — Good
7.67.6 µg/m³ — Good
8.78.7 µg/m³ — Good
Best months: Mar, May–JunWorst months: Jul–Sep
Good5–10 µg/m³Moderate15–25 µg/m³
Based on WUSTL PM2.5 dataset (2020–2024) · WHO 2021 thresholdsConfidence: ●●●
Sun & UV Profile
Monthly sunshine, sky clarity, and UV exposure patterns.
Granite Bay
United States
Annual Summary
Sunshine
3,254hrs/yr
Clear sky
65%
Worst month
4.5hrs/day
Vit D months
7.9months
UV 8+ days
99days/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
8.98.9 hrs — Sunny
9.99.9 hrs — Sunny
1111 hrs — Very Sunny
1313 hrs — Very Sunny
1414 hrs — Very Sunny
1414 hrs — Very Sunny
1212 hrs — Very Sunny
1111 hrs — Very Sunny
9.99.9 hrs — Sunny
8.28.2 hrs — Sunny
6.26.2 hrs — Good
Jan
Feb
Mar
Apr
May
Jun
7.07.0 hrs — Good
8.98.9 hrs — Sunny
9.99.9 hrs — Sunny
1111 hrs — Very Sunny
1313 hrs — Very Sunny
1414 hrs — Very Sunny
Jul
Aug
Sep
Oct
Nov
Dec
1414 hrs — Very Sunny
1212 hrs — Very Sunny
1111 hrs — Very Sunny
9.99.9 hrs — Sunny
8.28.2 hrs — Sunny
6.26.2 hrs — Good
Best months: May–JulWorst months: Jan, Nov–Dec
GoodSunnyVery Sunny
Based on ERA5 sunshine data · CAMS UV indexConfidence: ●●●