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Town of Marion, MAMarion, MA Weather Forecast
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Marion Weather Forecast
| TODAY | TONIGHT | MONDAY | MONDAY NIGHT | TUESDAY | TUESDAY NIGHT | WEDNESDAY | WEDNESDAY NIGHT | THURSDAY | THURSDAY NIGHT | FRIDAY | FRIDAY NIGHT |
 |  |  | |  |  | | |  | | | |
| Sunny | Chance of Showers | Showers | Chance of Showers | Partly Sunny | Partly Cloudy | Sunny | Partly Cloudy | Chance of Showers | Chance of Showers | Sunny | Partly Cloudy |
| Hi: 79°FHi: 26°C | Lo: 65°FLo: 18°C | Hi: 75°FHi: 24°C | Lo: 69°FLo: 21°C | Hi: 80°FHi: 27°C | Lo: 65°FLo: 18°C | Hi: 85°FHi: 29°C | Lo: 69°FLo: 21°C | Hi: 81°FHi: 27°C | Lo: 61°FLo: 16°C | Hi: 79°FHi: 26°C | Hi: 79°FHi: 26°C Lo: 61°FLo: 16°C |
| POP: 50% | POP: 60% | POP: 30% | POP: 50% | POP: 40% |
POP = Probability of Precipitation.
Weather Outlook Updated: 402 AM EDT Sun Aug 16 2026 
Marion Radar Loop
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Marion Forecast Discussion
Issued: 245 AM EDT Sun Aug 16 2026
Key Messages
- Seasonably warm with increasing humidity today. Sunshine this morning gives way to increasing clouds this afternoon ahead of an approaching system.
- Showers develop late tonight into Monday, though coverage and rainfall amounts have trended lower from previous forecasts.
- Warm temperatures and moderate humidity return through the middle of next week, followed by increasing shower chances late in the week.
Discussion
... KEY MESSAGE 1...Seasonably warm with i...