Castricum
Netherlands · 35K
Lifestyle Calendar
When this city supports your activity — and when it fights you.
CastricumNetherlands
NetherlandsDinner Outside6 – 10 pm
Jan
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec
Verdict
Jan: 0% viability
0Feb: 0% viability
0Mar: 4% viability
4Apr: 22% viability
22May: 50% viability
50Jun: 71% viability
71Jul: 69% viability
69Aug: 73% viability
73Sep: 62% viability
62Oct: 16% viability
16Nov: 0% viability
0Dec: 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.
CastricumNetherlands
NetherlandsAnnual Average
GoodWHO annual classification
7.1µg/m³
Jan
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec
PM2.5
9.29.2 µg/m³ — Good
7.67.6 µg/m³ — Good
9.89.8 µg/m³ — Good
7.57.5 µg/m³ — Good
5.75.7 µg/m³ — Good
5.85.8 µg/m³ — Good
5.35.3 µg/m³ — Good
5.35.3 µg/m³ — Good
6.36.3 µg/m³ — Good
6.36.3 µg/m³ — Good
8.78.7 µg/m³ — Good
8.38.3 µg/m³ — Good
Jan
Feb
Mar
Apr
May
Jun
9.29.2 µg/m³ — Good
7.67.6 µg/m³ — Good
9.89.8 µg/m³ — Good
7.57.5 µg/m³ — Good
5.75.7 µg/m³ — Good
5.85.8 µg/m³ — Good
Jul
Aug
Sep
Oct
Nov
Dec
5.35.3 µg/m³ — Good
5.35.3 µg/m³ — Good
6.36.3 µg/m³ — Good
6.36.3 µg/m³ — Good
8.78.7 µg/m³ — Good
8.38.3 µg/m³ — Good
Best months: May, Jul–AugWorst months: Jan, Mar, 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.
CastricumNetherlands
NetherlandsAnnual Summary
Sunshine
1,854hrs/yr
Clear sky
36%
Worst month
0.5hrs/day
Vit D months
4.8months
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
4.94.9 hrs — Moderate
7.67.6 hrs — Good
1010 hrs — Sunny
1111 hrs — Very Sunny
1212 hrs — Very Sunny
1111 hrs — Very Sunny
1111 hrs — Very Sunny
8.78.7 hrs — Sunny
5.25.2 hrs — Moderate
3.33.3 hrs — Low
1.71.7 hrs — Dark
Jan
Feb
Mar
Apr
May
Jun
3.03.0 hrs — Low
4.94.9 hrs — Moderate
7.67.6 hrs — Good
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
8.78.7 hrs — Sunny
5.25.2 hrs — Moderate
3.33.3 hrs — Low
1.71.7 hrs — Dark
Best months: May–JulWorst months: Jan, Nov–Dec
DarkLowModerateGoodSunnyVery Sunny
Based on ERA5 sunshine data · CAMS UV indexConfidence: ●●●