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Bar Harbor Weather Forecast
| TONIGHT | SATURDAY | SATURDAY NIGHT | SUNDAY | SUNDAY NIGHT | MONDAY | MONDAY NIGHT | TUESDAY | TUESDAY NIGHT | WEDNESDAY | WEDNESDAY NIGHT | THURSDAY |
 |  |  |  | | | | | | |  | |
| Partly Cloudy | Partly Sunny | Mostly Clear | Sunny | Clear | Sunny | Mostly Clear | Sunny | Partly Cloudy | Mostly Sunny | Mostly Cloudy | Mostly Sunny |
| Lo: 41°FLo: 5°C | Hi: 61°FHi: 16°C | Lo: 41°FLo: 5°C | Hi: 65°FHi: 18°C | Lo: 45°FLo: 7°C | Hi: 69°FHi: 21°C | Lo: 51°FLo: 11°C | Hi: 61°FHi: 16°C | Lo: 45°FLo: 7°C | Hi: 59°FHi: 15°C | Lo: 51°FLo: 11°C | Hi: 65°FHi: 18°C |
POP = Probability of Precipitation.
Weather Outlook Updated: 303 PM EDT Fri Oct 23 2026 
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Issued: 443 PM EDT Fri Oct 23 2026
Key Messages
1) Dry conditions continue through much of next week.
2) Frost expected inland and across eastern Long Island late tonight into early Saturday morning, and may occur again late Saturday night into early Sunday morning.
3) One last round of spotty minor coastal flooding possible along the back bays of southern Nassau County for the Saturday morning high tide.
Discussion
... .KEY MESSAGE 1... High pressure building from the north will settle over the area this weekend, then drift south on ...