At OutServe Window Cleaning, the weather never slows us down! We’re often asked if rain affects the quality of a window clean — and the answer is simple: not at all when using our pure water fed pole system. Rainwater is naturally soft and free from minerals, so when your windows are cleaned with purified water, it makes no difference whether it’s sunny or drizzling — your glass will still dry spotless and streak-free. We clean in all weather conditions except during thunder,