Marlborough, MA Weather Forecast

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Marlborough, MA Weather Forecast

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Marlborough MA weather  - Mostly Clear - 83°F
Mostly Clear
83°F
Updated 12:25 pm
Feels Like 85°F
Humidity 46%
Wind NNW 6 mph
Barometer  29.96 in
Dew Point 60°F
Marlborough MA weather  - Mostly Clear - 28°C
Mostly Clear
28°C
Updated 12:25 pm
Feels Like 29°C
Humidity 46%
Wind NNW 10 km/h
Barometer  101.5 kPa
Dew Point 16°C

Marlborough Weather Forecast

THIS AFTERNOON TONIGHT FRIDAY FRIDAY NIGHT SATURDAY SATURDAY NIGHT SUNDAY SUNDAY NIGHT MONDAY MONDAY NIGHT TUESDAY WEDNESDAY
Marlborough, MA Weather - This Afternoon Mostly Sunny Marlborough, MA Weather - Tonight Showers Likely Marlborough, MA Weather - Friday Partly Sunny Marlborough, MA Weather - Friday Night Chance Of Showers Marlborough, MA Weather - Saturday Showers Marlborough, MA Weather - Saturday Night Showers Marlborough, MA Weather - Sunday Showers Marlborough, MA Weather - Sunday Night Chance Of Showers Marlborough, MA Weather - Monday Mostly Sunny Marlborough, MA Weather - Monday Night Mostly Clear Marlborough, MA Weather - Tuesday Mostly Clear Marlborough, MA Weather - Wednesday Mostly Clear
Mostly Sunny Showers Likely Partly Sunny Chance of Showers Showers Showers Showers Chance of Showers Mostly Sunny Mostly Clear Mostly Clear Mostly Clear
Hi: 85°FHi: 29°C
Lo: 59°FLo: 15°C Hi: 80°FHi: 27°C
Lo: 59°FLo: 15°C Hi: 71°FHi: 22°C
Lo: 60°FLo: 16°C Hi: 81°FHi: 27°C
Lo: 61°FLo: 16°C Hi: 81°FHi: 27°C
Hi: 81°FHi: 27°C
Lo: 59°FLo: 15°C
Hi: 81°FHi: 27°C
Lo: 59°FLo: 15°C
Hi: 81°FHi: 27°C
Lo: 59°FLo: 15°C
POP: 60% POP: 50% POP: 90% POP: 80% POP: 60% POP: 50%
POP = Probability of Precipitation.
Weather Outlook Updated: 1002 AM EDT Thu Aug 20 2026 Marlborough, MA Weather - WeatherWorld.com

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Marlborough Forecast Discussion

Issued: 1059 AM EDT Thu Aug 20 2026

Key Messages

  • Unsettled weather returns today with a frontal passage and periods of showers
  • Another round of unsettled weather possible for this weekend.

Discussion

... KEY MESSAGE 1...Unsettled weather returns today with a frontal passage and periods of showers.

Shortwave disturbances track towards southern New England within SW flow aloft today. The jet at around 500 mb picks up more towards the afternoon and, given its placement, provides better ascent. A plume of abo...