There can be various reasons why Spectrum WiFi may not work effectively during nighttime. Here are a few possible explanations: Network Congestion: During evening hours, when more people are using their devices at home, there can be higher network congestion. Increased demand for WiFi connections may cause slower speeds or intermittent connectivity issues. Interference: Certain electronic devices, such as cordless phones, baby monitors, or microwave ovens, can interfere with WiFi signals. If these devices are being used more frequently during the night, it can impact the WiFi performance. Distance from Router: The distance between your device and the WiFi router can affect signal strength. If you are far away from the router, the WiFi signal may weaken, resulting in poor connectivity or slower speeds. Maintenance or Upgrades: Network maintenance or upgrades often occur during off-peak hours, including nighttime. During these periods, certain areas or specific services may experience temporary disruptions or reduced performance. If you are experiencing persistent WiFi issues at night, it is advisable to contact Spectrum customer support for assistance and troubleshooting.