A wet start to the week is expected at Sunday River, with rain likely early on before conditions gradually improve by midweek. Temperatures will remain mild for late September, and the resort continues to operate normally for events and activities.
Average temperatures will hover around 52°F, with highs near 57°F and overnight lows close to 49°F. Humidity stays high, averaging around 90 percent, with heavy cloud cover near 83 percent through the period. Winds remain light out of the south-southwest at about 8 mph. Roughly one inch of total precipitation is expected, entirely as rain, with no snow accumulation.
Sunday kicks off with light rain likely, continuing into Monday with steady light rain. Tuesday brings a mix of lingering showers transitioning to rain showers by afternoon. Wednesday should trend drier, with a chance of early showers giving way to mostly cloudy skies and eventual clearing toward mostly sunny conditions by the end of the day. Overall, guests should prepare for wet conditions early in the week, improving through midweek with better visibility and drier trails expected by Wednesday afternoon