Deviant Weather

Deviant Weather reveals the story behind your local weather by comparing current conditions to long-term historical averages. See exactly how much warmer, windier, or rainier it is compared to what's typical for your location and time of year.

Smart Weather Anomaly Detection

Instantly see how current weather deviates from historical norms
Adaptive thresholds that account for your local climate patterns
Clear explanations in everyday language, not technical jargon

Historical Context That Matters

Compare today's conditions to decades of weather data
Understand seasonal patterns and climate variations
See trends over days, weeks, and months

Precision Weather Intelligence

Powered by Apple's WeatherKit for accurate, reliable data
Hourly and daily comparisons with confidence indicators
Advanced algorithms detect truly unusual weather events

Comprehensive Weather Variables

Temperature, humidity, pressure, wind speed and direction
Precipitation amount and probability
Cloud cover, visibility, UV index, and more
Each metric analyzed against historical baselines

Beautiful, Accessible Design

Clean interface optimized for iPhone and iPad
Full accessibility support with VoiceOver compatibility
Dynamic Type support and high contrast options
Dark mode and system appearance integration

Privacy-First Approach

All data processing happens on your device
No tracking, no ads, no data collection
Optional anonymous usage analytics
Your location data never leaves your device

Smart Performance

Intelligent caching for offline functionality
Battery-efficient background updates
Optimized for all device generations
Fast, responsive interface with smooth animations

Perfect For

Weather enthusiasts who want deeper insights
Gardeners tracking growing conditions
Outdoor professionals monitoring climate patterns
Anyone curious about their local weather story
Climate-conscious individuals tracking changes

Technical Excellence

Built exclusively for iOS 18+ and iPadOS 18+
Native SwiftUI interface with system integration
Advanced statistical analysis with confidence scoring
Robust error handling and graceful degradation
Full compliance with Apple's accessibility guidelines

Experience weather like never before. Download Deviant Weather and discover the fascinating story of your local climate patterns, one day at a time.