Johnsburg, NY Weather Forecast
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Johnsburg Weather Forecast
| TONIGHT | FRIDAY | FRIDAY NIGHT | SATURDAY | SATURDAY NIGHT | SUNDAY | SUNDAY NIGHT | MONDAY | MONDAY NIGHT | TUESDAY | WEDNESDAY | THURSDAY |
| Chance of Showers | Sunny | Partly Cloudy | Sunny | Chance of Rain | Rain | Chance of Rain | Mostly Sunny | Mostly Cloudy | Partly Cloudy | Partly Cloudy | Partly Cloudy |
| Lo: 55°FLo: 13°C | Hi: 71°FHi: 22°C | Lo: 40°FLo: 4°C | Hi: 65°FHi: 18°C | Lo: 45°FLo: 7°C | Hi: 59°FHi: 15°C | Lo: 45°FLo: 7°C | Hi: 61°FHi: 16°C | Lo: 41°FLo: 5°C | Hi: 61°FHi: 16°C Lo: 41°FLo: 5°C | Hi: 61°FHi: 16°C Lo: 41°FLo: 5°C | Hi: 61°FHi: 16°C Lo: 41°FLo: 5°C |
| POP: 40% | POP: 30% | POP: 80% | POP: 50% |
POP = Probability of Precipitation.
Weather Outlook Updated: 830 PM EDT Thu Sep 17 2026 

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Issued: 127 AM EDT Fri Sep 18 2026
Key Messages
1) A weak surface low will bring showers to the region through this evening, but no significant impacts are expected.
2) Dry and cool weather returns Friday into Saturday, with another low pressure system expected to bring widespread rainfall on Sunday.
Discussion
... KEY MESSAGE 1... A weak area of low pressure is beginning to track eastward across the region which is currently located across the western Mohawk Valley. An area of showers are accompanying this low and are approaching th...
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