Portland
United States · 68K
Lifestyle Calendar
When this city supports your activity — and when it fights you.
Portland
United States
Dinner Outside6 – 10 pm
Jan
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec
Verdict
Jan: 0% viability
0Feb: 0% viability
0Mar: 1% viability
1Apr: 13% viability
13May: 55% viability
55Jun: 78% viability
78Jul: 85% viability
85Aug: 86% viability
86Sep: 69% viability
69Oct: 25% viability
25Nov: 1% viability
1Dec: 0% viability
0Cold
Friction Breakdown
Heat
Cold
Wind
Rain
Humid
Air Q.
Best months: Jun–AugChallenging: Jan–Apr, Oct–Dec
ComfortableModerateUncomfortable
Based on 2014–2024 hourly climate data · Updated Mar 2025Confidence: ●●●
Air Quality Profile
Annual and monthly PM2.5 levels against WHO guidelines.
Portland
United States
Annual Average
GoodWHO annual classification
5.6µg/m³
Jan
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec
PM2.5
5.65.6 µg/m³ — Good
5.95.9 µg/m³ — Good
5.15.1 µg/m³ — Good
4.34.3 µg/m³ — Excellent
5.85.8 µg/m³ — Good
5.85.8 µg/m³ — Good
6.56.5 µg/m³ — Good
6.66.6 µg/m³ — Good
4.84.8 µg/m³ — Excellent
6.06.0 µg/m³ — Good
5.65.6 µg/m³ — Good
5.25.2 µg/m³ — Good
Jan
Feb
Mar
Apr
May
Jun
5.65.6 µg/m³ — Good
5.95.9 µg/m³ — Good
5.15.1 µg/m³ — Good
4.34.3 µg/m³ — Excellent
5.85.8 µg/m³ — Good
5.85.8 µg/m³ — Good
Jul
Aug
Sep
Oct
Nov
Dec
6.56.5 µg/m³ — Good
6.66.6 µg/m³ — Good
4.84.8 µg/m³ — Excellent
6.06.0 µg/m³ — Good
5.65.6 µg/m³ — Good
5.25.2 µg/m³ — Good
Best months: Mar–Apr, SepWorst months: Jul–Aug, Oct
Excellent0–5 µg/m³Good5–10 µg/m³
Based on WUSTL PM2.5 dataset (2020–2024) · WHO 2021 thresholdsConfidence: ●●●
Sun & UV Profile
Monthly sunshine, sky clarity, and UV exposure patterns.
Portland
United States
Annual Summary
Sunshine
2,311hrs/yr
Clear sky
44%
Worst month
3.3hrs/day
Vit D months
6.1months
UV 8+ days
4days/yr
UV 11+ days
0days/yr
Jan
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec
Daily hrs
6.06.0 hrs — Moderate
7.67.6 hrs — Good
8.98.9 hrs — Sunny
1010 hrs — Sunny
1111 hrs — Very Sunny
1212 hrs — Very Sunny
1111 hrs — Very Sunny
1111 hrs — Very Sunny
8.88.8 hrs — Sunny
8.58.5 hrs — Sunny
7.67.6 hrs — Good
5.85.8 hrs — Moderate
Jan
Feb
Mar
Apr
May
Jun
6.06.0 hrs — Moderate
7.67.6 hrs — Good
8.98.9 hrs — Sunny
1010 hrs — Sunny
1111 hrs — Very Sunny
1212 hrs — Very Sunny
Jul
Aug
Sep
Oct
Nov
Dec
1111 hrs — Very Sunny
1111 hrs — Very Sunny
8.88.8 hrs — Sunny
8.58.5 hrs — Sunny
7.67.6 hrs — Good
5.85.8 hrs — Moderate
Best months: May–JulWorst months: Jan, Nov–Dec
ModerateGoodSunnyVery Sunny
Based on ERA5 sunshine data · CAMS UV indexConfidence: ●●●