Den Helder
Netherlands · 60K
Lifestyle Calendar
When this city supports your activity — and when it fights you.
Den Helder
Netherlands
Dinner Outside6 – 10 pm
Jan
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec
Verdict
Jan: 0% viability
0Feb: 0% viability
0Mar: 2% viability
2Apr: 13% viability
13May: 35% viability
35Jun: 54% viability
54Jul: 51% viability
51Aug: 56% viability
56Sep: 47% viability
47Oct: 10% viability
10Nov: 1% viability
1Dec: 0% viability
0Cold
Friction Breakdown
Heat
Cold
Wind
Rain
Humid
Air Q.
Best months: NoneChallenging: Jan–May, 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.
Den Helder
Netherlands
Annual Average
GoodWHO annual classification
8.1µg/m³
Jan
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec
PM2.5
8.88.8 µg/m³ — Good
8.38.3 µg/m³ — Good
8.58.5 µg/m³ — Good
9.79.7 µg/m³ — Good
7.87.8 µg/m³ — Good
9.19.1 µg/m³ — Good
6.66.6 µg/m³ — Good
6.86.8 µg/m³ — Good
7.27.2 µg/m³ — Good
6.46.4 µg/m³ — Good
9.19.1 µg/m³ — Good
8.58.5 µg/m³ — Good
Jan
Feb
Mar
Apr
May
Jun
8.88.8 µg/m³ — Good
8.38.3 µg/m³ — Good
8.58.5 µg/m³ — Good
9.79.7 µg/m³ — Good
7.87.8 µg/m³ — Good
9.19.1 µg/m³ — Good
Jul
Aug
Sep
Oct
Nov
Dec
6.66.6 µg/m³ — Good
6.86.8 µg/m³ — Good
7.27.2 µg/m³ — Good
6.46.4 µg/m³ — Good
9.19.1 µg/m³ — Good
8.58.5 µg/m³ — Good
Best months: Jul–Aug, OctWorst months: Apr, Jun, Nov
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.
Den Helder
Netherlands
Annual Summary
Sunshine
1,912hrs/yr
Clear sky
39%
Worst month
0.7hrs/day
Vit D months
5.0months
UV 8+ days
0days/yr
UV 11+ days
0days/yr
Jan
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec
Daily hrs
3.03.0 hrs — Low
5.05.0 hrs — Moderate
7.77.7 hrs — Good
1010 hrs — Very Sunny
1111 hrs — Very Sunny
1212 hrs — Very Sunny
1111 hrs — Very Sunny
1111 hrs — Very Sunny
8.68.6 hrs — Sunny
5.25.2 hrs — Moderate
3.03.0 hrs — Low
2.02.0 hrs — Dark
Jan
Feb
Mar
Apr
May
Jun
3.03.0 hrs — Low
5.05.0 hrs — Moderate
7.77.7 hrs — Good
1010 hrs — Very Sunny
1111 hrs — Very Sunny
1212 hrs — Very Sunny
Jul
Aug
Sep
Oct
Nov
Dec
1111 hrs — Very Sunny
1111 hrs — Very Sunny
8.68.6 hrs — Sunny
5.25.2 hrs — Moderate
3.03.0 hrs — Low
2.02.0 hrs — Dark
Best months: May–JulWorst months: Jan, Nov–Dec
DarkLowModerateGoodSunnyVery Sunny
Based on ERA5 sunshine data · CAMS UV indexConfidence: ●●●