Champlain, NY Weather Forecast
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Champlain Weather Forecast
| TONIGHT | SUNDAY | SUNDAY NIGHT | LABOR DAY | MONDAY NIGHT | TUESDAY | TUESDAY NIGHT | WEDNESDAY | WEDNESDAY NIGHT | THURSDAY | THURSDAY NIGHT | FRIDAY |
| Chance of Showers | Mostly Sunny | Mostly Clear | Sunny | Partly Cloudy | Partly Cloudy | Partly Cloudy | Showers | Showers | Partly Cloudy | Partly Cloudy | Mostly Clear |
| Lo: 49°FLo: 9°C | Hi: 71°FHi: 22°C | Lo: 50°FLo: 10°C | Hi: 79°FHi: 26°C | Lo: 55°FLo: 13°C | Hi: 75°FHi: 24°C Lo: 55°FLo: 13°C | Hi: 75°FHi: 24°C Lo: 55°FLo: 13°C | Hi: 75°FHi: 24°C | Lo: 61°FLo: 16°C | Hi: 71°FHi: 22°C Lo: 49°FLo: 9°C | Hi: 71°FHi: 22°C Lo: 49°FLo: 9°C | Hi: 65°FHi: 18°C Lo: 49°FLo: 9°C |
| POP: 20% | POP: 70% | POP: 90% |
POP = Probability of Precipitation.
Weather Outlook Updated: 400 PM EDT Sat Sep 05 2026 

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Issued: 740 AM EDT Sat Sep 5 2026
Key Messages
As of 213 AM EDT Saturday...
1. A few showers today and Sunday but mainly dry through Tuesday.
2. A more robust system is expected towards mid-late week, followed by some cooler temperatures.
Discussion
... As of 213 AM EDT Saturday...
KEY MESSAGE 1: A retrograding area of low pressure system near Nova Scotia will bring some isolated to scattered rain showers to the region throughout the day. Models are showing weak moisture transport but steepening mid-level lapse rates from cold advecti...
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