Historical weather data, all-time temperature records, and monthly climate averages for Sanford, ME. Explore typical weather conditions by week for trip planning, and see how today compares to the historical record.
April 5 in Sanford sits right in that awkward shoulder season — average highs of 52° with lows still dipping to 30°. The date has seen wild swings over 69 years of records, from a balmy 75° in 2010 to a brutal 6° in 1982. There's a 35% chance of rain today, but snow is mostly behind you with just a 5% shot.
Sanford's weather has real teeth on both ends — the thermometer has swung from a scorching 101° in August 1975 all the way down to -28° in January 1957, a range of 129 degrees. The wettest single day on record dumped 8.19 inches in October 1996, and a December 1970 storm buried the area under 20 inches of snow in a single day.
Summer is brief but genuinely warm, peaking mid-July with average highs of 84° before temperatures slide quickly through fall. January is the heart of winter, with average highs barely cracking 32°, and late November through early December is the wettest stretch of the year. If you're planning a visit, July and August offer the most comfortable conditions — just expect a cold snap by October.