Weather Window Planner
Day & Event Planner
Pick your city and activity to calculate the optimal 3-hour windows over the next 7 days. Every window is scored from Open-Meteo hourly forecasts with the fixed rules listed below.
Top Windows: Phoenix, AZ
Activity: Outdoor Event • Local timezone: America/Phoenix
RANK #1Score 98
18:00 – 21:00
2026-10-18 (Local)
Optimal window
Temp75°F
Precip Risk3%
Wind Peak8 mph
RANK #2Score 98
09:00 – 12:00
2026-10-19 (Local)
Optimal window
Temp77°F
Precip Risk3%
Wind Peak7 mph
RANK #3Score 98
18:00 – 21:00
2026-10-23 (Local)
Optimal window
Temp78°F
Precip Risk3%
Wind Peak8 mph
Scoring Rules & Methodology
- Precipitation: Up to 50 points deducted proportional to hourly rain probability.
- Temperature: Scored against ideal activity range (64°F to 79°F). Deductions apply linearly outside this band.
- Wind: Up to 20 points deducted when peak gusts exceed 16 mph.
- Time Zones: Hourly timestamps are evaluated against the target city’s native timezone (America/Phoenix) for daytime windows (07:00–22:00).