Chatham, NY Weather Forecast

Local 7-day forecast

79°
F

Sunny

Track current conditions, temperature changes, wind, and the full daily outlook for Chatham, NY in one place.

Saturday, August 29, 2026
Wind: 2 mph NW
Saturday

Sunny, with a high near 79. Northwest wind around 2 mph.

Local 7-day forecast

Local Weather Overview

This forecast page for Chatham, NY is designed for quick trip planning, giving you a clean read on daytime highs, overnight lows, and changing conditions across the upcoming forecast window. Latest sync: Aug 27, 2026 4:45 PM EDT.

The active forecast window currently covers Aug 29 to Sep 2, 2026 for Chatham, NY.

Page Snapshot

Page focus
city weather
Forecast window
Aug 29 to Sep 2, 2026
Latest sync
Aug 27, 2026 4:45 PM EDT
Forecast office
ALY
Source
NOAA / NWS
Next High
79°F
Saturday
Next Low
58°F
Saturday Night
Rain Outlook
7
Periods mentioning precipitation
Windiest
1 to 5 mph
Wednesday

Daily Outlook

Today
Aug 29
Sunny
79 °F
/ 58°F
Wind 2 mph
Sun
Aug 30
Mostly Sunny
83 °F
/ 63°F
Wind 2 mph
Mon
Aug 31
Slight Chance Rain Showers then Chance Showers And Thunderstorms
81 °F
/ 64°F
Wind 1 mph
Tue
Sep 1
Showers And Thunderstorms Likely
81 °F
/ 64°F
Wind 2 mph
Wed
Sep 2
Showers And Thunderstorms Likely
80 °F
/ 63°F
Wind 1 to 5 mph

This Week in Chatham

Sunday looks like the warmest upcoming period in Chatham at 83 degrees F.

Saturday Night is the coolest period ahead with temperatures near 58 degrees F.

The strongest winds are forecast for Wednesday at about 1 to 5 mph S.

Precipitation is mentioned in 7 upcoming forecast periods.

Forecast Details

Last updated
Aug 27, 2026 4:45 PM EDT
Coverage
5 days
Time zone
America/New_York
Forecast office
ALY
Radar station
KENX

Weather data is provided by the National Weather Service and refreshed automatically for U.S. locations.

Open NOAA source

Extended Forecast

Saturday Night
Aug 29
58°F
Mostly Clear
1 mph NW

Mostly clear, with a low around 58.

Sunday
Aug 30
83°F
Mostly Sunny
2 mph SW

Mostly sunny, with a high near 83.

Sunday Night
Aug 30
63°F
Mostly Cloudy then Slight Chance Rain Showers
1 mph NW

A slight chance of rain showers after 2am. Mostly cloudy, with a low around 63.

Monday
Aug 31
81°F
Slight Chance Rain Showers then Chance Showers And Thunderstorms
1 mph W

A slight chance of rain showers before 2pm, then a chance of showers and thunderstorms. Partly sunny, with a high near 81. Chance of precipitation is 40%.

Monday Night
Aug 31
64°F
Chance Showers And Thunderstorms
1 mph NW

A chance of showers and thunderstorms before 8pm, then a chance of showers and thunderstorms. Mostly cloudy, with a low around 64. Chance of precipitation is 40%.

Tuesday
Sep 1
81°F
Showers And Thunderstorms Likely
2 mph E

Showers and thunderstorms likely. Mostly cloudy, with a high near 81. Chance of precipitation is 60%.

Tuesday Night
Sep 1
64°F
Showers And Thunderstorms Likely
1 mph SE

Showers and thunderstorms likely. Mostly cloudy, with a low around 64. Chance of precipitation is 60%.

Wednesday
Sep 2
80°F
Showers And Thunderstorms Likely
1 to 5 mph S

A chance of rain showers before 2pm, then showers and thunderstorms likely. Mostly cloudy, with a high near 80. Chance of precipitation is 60%.

Wednesday Night
Sep 2
63°F
Showers And Thunderstorms Likely
3 mph S

Showers and thunderstorms likely. Mostly cloudy, with a low around 63.

Detailed Forecast

Period Conditions Temp Wind
Saturday
Aug 29
Sunny
79°F
2 mph
NW
Saturday Night
Aug 29
Mostly Clear
58°F
1 mph
NW
Sunday
Aug 30
Mostly Sunny
83°F
2 mph
SW
Sunday Night
Aug 30
Mostly Cloudy then Slight Chance Rain Showers
63°F
1 mph
NW
Monday
Aug 31
Slight Chance Rain Showers then Chance Showers And Thunderstorms
81°F
1 mph
W
Monday Night
Aug 31
Chance Showers And Thunderstorms
64°F
1 mph
NW
Tuesday
Sep 1
Showers And Thunderstorms Likely
81°F
2 mph
E
Tuesday Night
Sep 1
Showers And Thunderstorms Likely
64°F
1 mph
SE
Wednesday
Sep 2
Showers And Thunderstorms Likely
80°F
1 to 5 mph
S
Wednesday Night
Sep 2
Showers And Thunderstorms Likely
63°F
3 mph
S
Old Parsonage  Old Chatham 'Columbia County  New York' 'retouched'
Old Parsonage Old Chatham 'Columbia County New York' 'retouched' image
Weather data provided by the National Weather Service (NOAA). Forecast pages update automatically as new periods are synced for each supported U.S. location.