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Author

Matthew Moll

Matthew Moll is a degreed meteorologist, founder of New England Weather Consulting, and a member of both the American Meteorological Society (AMS) and National Weather Association (NWA). He provides hyper-local, science-backed forecasts for communities across Massachusetts.

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Matthew's Latest Articles

Thursday, July 23 – sunny, cooler and less humid
Weather forecast: July 23–31, cooler and dryer for the weekend
Thursday, July 23 – Warm and seasonable

Warm summer weather continues with a mix of sun and clouds. At this range, most indications favor a mainly dry day with comfortable humidity compared to earlier in the week. High: 84–87°F | Low: 65–68°F | Wind: SW 5–10 mph • Sky: Partly sunny • Precipitation: 20%

Wednesday, July 22 – Partly sunny with scattered showers possible

A weak frontal boundary may linger across southern New England, bringing another chance for scattered showers. While dry periods should dominate, a few afternoon showers cannot be ruled out. High: 83–86°F | Low: 65–68°F | Wind: NW 5–10 mph • Sky: Partly sunny • Precipitation: 50% chance of showers

Tuesday, July 21 – Warm with a slight shower chance

Temperatures remain seasonable with increasing humidity. A weak disturbance may bring a few scattered showers or thunderstorms later in the day, though much of the day should remain dry. High: 84–87°F | Low: 66–69°F | Wind: S 5–10 mph • Sky: Partly sunny • Precipitation: 30% chance of showers or thunderstorms

Monday, July 20 – Comfortable summer weather

High pressure brings abundant sunshine, low humidity, and seasonable temperatures. It should be one of the most pleasant days of the forecast period. High: 83–86°F | Low: 64–67°F | Wind: SW 5–10 mph • Sky: Sunny • Precipitation: 0%

Sunday, July 19 – Improving through the day

Showers and perhaps an isolated thunderstorm may linger into the morning before the cold front moves offshore. Sunshine will gradually return during the afternoon as cooler, drier air arrives. High: 79–82°F | Low: 61–64°F | Wind: NW 8–12 mph • Sky: Becoming mostly sunny • Precipitation: 30% chance of morning showers

Saturday, July 18 – Increasing humidity; storms late

The day begins dry with a mix of sunshine and clouds before humidity increases during the afternoon. Showers and thunderstorms become increasingly likely late in the day and especially Saturday night as a stronger cold front approaches. Some storms may produce heavy downpours. High: 82–85°F | Low: 68–71°F | Wind: SW 10–15 mph, gusts to 25 mph • Sky: Partly sunny • Precipitation: 50% chance of showers and thunderstorms late

Waltham Weather Outlook: July 16 – July 23
Thursday, July 16 – Warm with smoky skies

Hot weather is expected to continue, although forecast confidence decreases regarding temperatures and the timing of any potential cold front or thunderstorms. Current indications favor another day with temperatures in the 90s and moderate to high humidity, with any thunderstorm threat dependent on the evolution of the larger weather pattern. • High: 91–95°F | Low: 69–73°F | Wind: SW 5–10 mph • Sky: Partly sunny • Precipitation: 20%

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