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Fairfield, NY Weather Forecast
Fairfield, NY Weather Forecast Date: 830 PM EDT Fri Sep 11 2026
The area/counties/county of: Southern Herkimer, including the cities of: Ilion, Herkimer, Little Falls, Mohawk, Frankfort, and Doldgeville.or toggle through each period.
Tonight... Mostly clear. Patchy fog after midnight. Lows in the upper 40s. West winds 5 to 10 mph this evening, becoming light and variable.
Saturday... Sunny in the morning, then becoming partly sunny. Highs in the upper 70s. East winds around 5 mph, becoming south around 5 mph in the afternoon.
Saturday Night... Mostly cloudy. A chance of showers in the evening, then showers after midnight. Not as cool with lows in the mid 60s. Southeast winds around 5 mph. Chance of rain 80%.
Sunday... Mostly cloudy. A chance of showers in the morning, then showers likely in the afternoon. Humid with highs in the upper 70s. South winds around 5 mph, becoming west in the afternoon. Chance of rain 60%.
Sunday Night... Mostly cloudy. Showers likely, mainly in the evening. Lows in the mid 50s. West winds 5 to 10 mph. Chance of rain 60%.
Monday... Mostly sunny. Not as warm with highs in the upper 60s.
Monday Night... Mostly clear. Lows in the mid 40s.
Tuesday... Mostly sunny. Highs in the lower 70s.
Tuesday Night... Mostly cloudy. Lows in the upper 50s. Highs in the upper 70s.
Wednesday... Mostly cloudy. Lows in the upper 50s. Highs in the upper 70s.
Wednesday Night... Mostly cloudy with a 50% chance of showers. Lows in the lower 60s.
Thursday... Showers likely. Highs in the upper 70s. Lows in the mid 50s. Chance of rain 60%.
Thursday Night... Showers likely. Highs in the upper 70s. Lows in the mid 50s. Chance of rain 60%.
POP = Probability of Precipitation
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