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Marlborough Weather Forecast
| OVERNIGHT | SATURDAY | SATURDAY NIGHT | SUNDAY | SUNDAY NIGHT | MONDAY | MONDAY NIGHT | TUESDAY | WEDNESDAY | WEDNESDAY NIGHT | THURSDAY | FRIDAY |
 |  |  | |  | | | | | | | |
| Mostly Cloudy | Sunny | Mostly Clear | Mostly Sunny | Chance of Showers | Mostly Sunny | Clear | Clear | Clear | Mostly Clear | Mostly Clear | Mostly Clear |
| Lo: 55°FLo: 13°C | Hi: 69°FHi: 21°C | Lo: 45°FLo: 7°C | Hi: 65°FHi: 18°C | Lo: 51°FLo: 11°C | Hi: 69°FHi: 21°C | Hi: 60°FHi: 16°C Lo: 41°FLo: 5°C | Hi: 60°FHi: 16°C Lo: 41°FLo: 5°C | Hi: 60°FHi: 16°C Lo: 41°FLo: 5°C | Hi: 69°FHi: 21°C Lo: 45°FLo: 7°C | Hi: 69°FHi: 21°C Lo: 45°FLo: 7°C | Hi: 69°FHi: 21°C Lo: 45°FLo: 7°C |
| POP: 40% |
POP = Probability of Precipitation.
Weather Outlook Updated: 1003 PM EDT Fri Oct 02 2026 
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Issued: 734 PM EDT Fri Oct 2 2026
Key Messages
- Scattered showers this afternoon and tonight. Brief gusty winds or a rumble of thunder possible. Mainly dry and cooler Saturday.
- A strong cold front brings a chance for scattered showers Sunday followed by much cooler temperatures for the first week of October.
Discussion
... KEY MESSAGE 1...Scattered showers this afternoon and tonight. Brief gusty winds or a rumble of thunder possible. Mainly dry and cooler Saturday.
Day Cloud Phase satellite imagery and radar this afternoon show showe...