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Derby, New York Weather Forecast
Derby, New York Weather
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Weather Forecast for Derby, New York : Erie County
Issued: 9:36 am EST Nov 4, 2025 Latitude: 42.6814481 Longitude: -78.9753145 View on Google Maps

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Today Tonight Wednesday Thursday Friday Saturday Sunday Monday
Sunny on Today Increasing Clouds on Tonight 100% chance of rain on Wednesday 20% chance of rain on Thursday 80% chance of rain on Friday 50% chance of rain on Saturday 80% chance of rain on Sunday 70% chance of snow on Monday
High: 54°F Low: 41°F High: 57°F High: 48°F High: 57°F High: 50°F High: 48°F High: 38°F
Low: 38°F Low: 35°F Low: 41°F Low: 37°F Low: 28°F  
Sunny Increasing Clouds Rain Rain Rain Rain Rain Snow
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Current Conditions at
DUNKIRK - (KDKK)
Clear
as of 9:53 AM EST
Visibility: 10 Miles
Pressure: 30.18 in.
Flight Rule: VFR
Wind Data
17 MPH
Gust: 31 MPH
270° West
Cloud Level(s): Clear
Current Conditions at
BUFFALO - (KBUF)
52°
Clear
as of 9:54 AM EST
Rel. Humidity: 43%
Dew Point: 30°F
Visibility: 10 Miles
Pressure: 30.13 in.
Flight Rule: VFR
Wind Data
17 MPH
Gust: 24 MPH
250° West
Cloud Level(s): Few at 2400ft, Few at 8000ft, Few at 16000ft, Few at 26000ft
Current Conditions at
NIAGARA FALLS - (KIAG)
52°
Clear
as of 9:53 AM EST
Rel. Humidity: 50%
Dew Point: 34°F
Visibility: 10 Miles
Pressure: 30.13 in.
Flight Rule: VFR
Wind Data
18 MPH
Gust: 24 MPH
270° West
Cloud Level(s): Clear
Current Conditions at
WELLSVILLE MUNI - (KELZ)
46°
Feels like 41°F
Clear
as of 9:56 AM EST
Rel. Humidity: 52%
Dew Point: 30°F
Visibility: 10 Miles
Pressure: 30.15 in.
Flight Rule: VFR
Wind Data
12 MPH
Gust: 21 MPH
280° West
Cloud Level(s): Clear
Sunny on Today Today... Sunny, with a high near 54. West wind 10 to 13 mph, with gusts as high as 26 mph.
Increasing Clouds on Tonight Tonight... Increasing clouds, with a low around 41. West wind around 6 mph becoming south after midnight.
100% chance of rain Wednesday Wednesday... Showers, mainly after 1pm. High near 57. Windy, with a south wind 15 to 20 mph increasing to 25 to 30 mph in the afternoon. Winds could gust as high as 50 mph. Chance of precipitation is 100%. New precipitation amounts between a tenth and quarter of an inch possible.
80% chance of rain Wednesday Night Wednesday Night... Showers, mainly before 1am. Low around 38. Windy, with a west wind 25 to 30 mph decreasing to 16 to 21 mph after midnight. Winds could gust as high as 45 mph. Chance of precipitation is 80%. New precipitation amounts of less than a tenth of an inch possible.
20% chance of rain Thursday Thursday... A slight chance of showers before 1pm. Mostly sunny, with a high near 48. Northwest wind 6 to 16 mph. Chance of precipitation is 20%.
Mostly Cloudy on Thursday Night Thursday Night... Mostly cloudy, with a low around 35. Calm wind becoming south 5 to 7 mph after midnight. Winds could gust as high as 20 mph.
80% chance of rain Friday Friday... Showers, mainly after 1pm. High near 57. South wind 10 to 13 mph, with gusts as high as 28 mph. Chance of precipitation is 80%.
90% chance of rain Friday Night Friday Night... Showers. Low around 41. Southwest wind 7 to 10 mph, with gusts as high as 28 mph. Chance of precipitation is 90%.
50% chance of rain Saturday Saturday... A chance of showers. Mostly cloudy, with a high near 50. Chance of precipitation is 50%.
60% chance of rain Saturday Night Saturday Night... Showers likely, mainly after 1am. Mostly cloudy, with a low around 37. Chance of precipitation is 60%.
80% chance of rain Sunday Sunday... Showers. High near 48. Chance of precipitation is 80%.
70% chance of rain & snow Sunday Night Sunday Night... Rain and snow showers likely. Mostly cloudy, with a low around 28. Chance of precipitation is 70%.
70% chance of snow Monday Monday... Snow showers likely. Mostly cloudy, with a high near 38. Chance of precipitation is 70%.
Current Radar Image


Sun Almanac for Derby, New York
Sunrise: 06:54 AM
Sunset: 5:05 PM
Civil Sunrise:06:25 AM
Civil Sunset: 5:34 PM
Nautical Sunrise: 05:51 AM
Nautical Sunset: 6:08 PM
Astro Sunrise: 05:18 AM
Astro Sunset: 6:41 PM
Any use of the information on this page is at your own risk. This information should not be relied upon in life-threatening situations, potential financial loss situations or in lieu of any officially disseminated information. Visit the National Weather Service for official information.