Johnstown
United States · 20K
Lifestyle Calendar
When this city supports your activity — and when it fights you.
Johnstown
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: 10% viability
10Apr: 33% viability
33May: 58% viability
58Jun: 81% viability
81Jul: 83% viability
83Aug: 80% viability
80Sep: 69% viability
69Oct: 36% viability
36Nov: 2% viability
2Dec: 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.
Johnstown
United States
Annual Average
GoodWHO annual classification
7.2µg/m³
Jan
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec
PM2.5
7.67.6 µg/m³ — Good
8.48.4 µg/m³ — Good
6.76.7 µg/m³ — Good
5.75.7 µg/m³ — Good
6.06.0 µg/m³ — Good
8.68.6 µg/m³ — Good
9.49.4 µg/m³ — Good
8.18.1 µg/m³ — Good
7.17.1 µg/m³ — Good
5.55.5 µg/m³ — Good
6.26.2 µg/m³ — Good
6.96.9 µg/m³ — Good
Jan
Feb
Mar
Apr
May
Jun
7.67.6 µg/m³ — Good
8.48.4 µg/m³ — Good
6.76.7 µg/m³ — Good
5.75.7 µg/m³ — Good
6.06.0 µg/m³ — Good
8.68.6 µg/m³ — Good
Jul
Aug
Sep
Oct
Nov
Dec
9.49.4 µg/m³ — Good
8.18.1 µg/m³ — Good
7.17.1 µg/m³ — Good
5.55.5 µg/m³ — Good
6.26.2 µg/m³ — Good
6.96.9 µg/m³ — Good
Best months: Apr–May, OctWorst months: Feb, Jun–Jul
Good5–10 µg/m³
Based on WUSTL PM2.5 dataset (2020–2024) · WHO 2021 thresholdsConfidence: ●●●
Sun & UV Profile
Monthly sunshine, sky clarity, and UV exposure patterns.
Johnstown
United States
Annual Summary
Sunshine
2,096hrs/yr
Clear sky
39%
Worst month
2.0hrs/day
Vit D months
6.8months
UV 8+ days
23days/yr
UV 11+ days
0days/yr
Jan
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec
Daily hrs
5.05.0 hrs — Moderate
7.27.2 hrs — Good
8.88.8 hrs — Sunny
8.68.6 hrs — Sunny
1010 hrs — Very Sunny
1111 hrs — Very Sunny
1111 hrs — Very Sunny
9.99.9 hrs — Sunny
8.88.8 hrs — Sunny
7.07.0 hrs — Good
6.06.0 hrs — Moderate
5.05.0 hrs — Moderate
Jan
Feb
Mar
Apr
May
Jun
5.05.0 hrs — Moderate
7.27.2 hrs — Good
8.88.8 hrs — Sunny
8.68.6 hrs — Sunny
1010 hrs — Very Sunny
1111 hrs — Very Sunny
Jul
Aug
Sep
Oct
Nov
Dec
1111 hrs — Very Sunny
9.99.9 hrs — Sunny
8.88.8 hrs — Sunny
7.07.0 hrs — Good
6.06.0 hrs — Moderate
5.05.0 hrs — Moderate
Best months: May–JulWorst months: Jan, Nov–Dec
ModerateGoodSunnyVery Sunny
Based on ERA5 sunshine data · CAMS UV indexConfidence: ●●●