October Weather In Lancaster Pa 2024 Weather. Weather.com brings you the most accurate monthly weather forecast for lancaster, pa with average/record and high/low temperatures, precipitation and more. Daily high temperatures decrease by 11°f, from 70°f to 59°f, rarely falling below 47°f or exceeding 79°f.
🌡️ air temperature day and night. October embraces autumn in its full splendor in lancaster.