Kailua
United States · 39K
Lifestyle Calendar
When this city supports your activity — and when it fights you.
Kailua
United States
Dinner Outside6 – 10 pm
Jan
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec
Verdict
Jan: 70% viability
70Feb: 45% viability
45Mar: 49% viability
49Apr: 52% viability
52May: 59% viability
59Jun: 62% viability
62Jul: 43% viability
43Aug: 64% viability
64Sep: 73% viability
73Oct: 74% viability
74Nov: 60% viability
60Dec: 60% viability
60Wind
Friction Breakdown
Heat
Cold
Wind
Rain
Humid
Air Q.
Best months: Jan, Sep–OctChallenging: None
ComfortableModerateUncomfortable
Based on 2014–2024 hourly climate data · Updated Mar 2025Confidence: ●●●
Air Quality Profile
Annual and monthly PM2.5 levels against WHO guidelines.
Kailua
United States
Annual Average
ExcellentWHO annual classification
3.5µg/m³
Jan
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec
PM2.5
4.04.0 µg/m³ — Excellent
3.83.8 µg/m³ — Excellent
3.83.8 µg/m³ — Excellent
4.64.6 µg/m³ — Excellent
3.63.6 µg/m³ — Excellent
2.92.9 µg/m³ — Excellent
2.92.9 µg/m³ — Excellent
2.52.5 µg/m³ — Excellent
3.03.0 µg/m³ — Excellent
3.33.3 µg/m³ — Excellent
3.63.6 µg/m³ — Excellent
3.73.7 µg/m³ — Excellent
Jan
Feb
Mar
Apr
May
Jun
4.04.0 µg/m³ — Excellent
3.83.8 µg/m³ — Excellent
3.83.8 µg/m³ — Excellent
4.64.6 µg/m³ — Excellent
3.63.6 µg/m³ — Excellent
2.92.9 µg/m³ — Excellent
Jul
Aug
Sep
Oct
Nov
Dec
2.92.9 µg/m³ — Excellent
2.52.5 µg/m³ — Excellent
3.03.0 µg/m³ — Excellent
3.33.3 µg/m³ — Excellent
3.63.6 µg/m³ — Excellent
3.73.7 µg/m³ — Excellent
Best months: Jun–AugWorst months: Jan, Mar–Apr
Excellent0–5 µg/m³
Based on WUSTL PM2.5 dataset (2020–2024) · WHO 2021 thresholdsConfidence: ●●●
Sun & UV Profile
Monthly sunshine, sky clarity, and UV exposure patterns.
Kailua
United States
Annual Summary
Sunshine
3,417hrs/yr
Clear sky
60%
Worst month
8.7hrs/day
Vit D months
11.9months
UV 8+ days
227days/yr
UV 11+ days
57days/yr
Jan
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec
Daily hrs
9.09.0 hrs — Sunny
9.69.6 hrs — Sunny
9.39.3 hrs — Sunny
9.49.4 hrs — Sunny
1111 hrs — Very Sunny
1111 hrs — Very Sunny
1111 hrs — Very Sunny
1010 hrs — Very Sunny
9.89.8 hrs — Sunny
9.39.3 hrs — Sunny
8.78.7 hrs — Sunny
8.68.6 hrs — Sunny
Jan
Feb
Mar
Apr
May
Jun
9.09.0 hrs — Sunny
9.69.6 hrs — Sunny
9.39.3 hrs — Sunny
9.49.4 hrs — Sunny
1111 hrs — Very Sunny
1111 hrs — Very Sunny
Jul
Aug
Sep
Oct
Nov
Dec
1111 hrs — Very Sunny
1010 hrs — Very Sunny
9.89.8 hrs — Sunny
9.39.3 hrs — Sunny
8.78.7 hrs — Sunny
8.68.6 hrs — Sunny
Best months: May–JulWorst months: Jan, Nov–Dec
SunnyVery Sunny
Based on ERA5 sunshine data · CAMS UV indexConfidence: ●●●