Nashua has a four-season humid continental climate , with long, cold, snowy winters, and very warm and somewhat humid summers; spring and autumn in between are relatively brief transitions. The monthly daily average temperature ranges from 22.7 °F (−5.2 °C) in January to 70.9 °F (21.6 °C) in July. On average, there are 9.4 days of 90 °F (32 °C)+ highs and 8.7 days of sub-0 °F (−18 °C) lows. Precipitation is well-spread throughout the year, though winter is the driest. Snowfall, the heaviest of which typically comes from nor’easters, averages around 55 inches (140 cm) per season, but can vary widely from year to year.
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Air quality US AQI
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