Cortland County, NY Weather Forecast
County weather hub
Mostly Sunny
Compare major city weather across Cortland County, scan the latest forecast snapshots, and jump into local 7-day outlook pages from one hub.
Mostly sunny, with a high near 67. West wind 3 to 10 mph.
County Weather Overview
This county weather page brings together forecast coverage for Cortland County so visitors can compare temperatures, wind, and conditions across the region without hopping between unrelated pages.
Current forecast coverage spans 2 of 2 mapped cities in Cortland County.
Page Snapshot
- Page focus
- county weather
- Forecast window
- May 31 to Jun 5, 2026
- Latest sync
- May 29, 2026 10:51 PM EDT
- Forecast office
- BGM
- Source
- NOAA / NWS
Daily Outlook
This Week in Cortland County
Friday looks like the warmest upcoming period in Cortland County at 76 degrees F.
Monday Night is the coolest period ahead with temperatures near 45 degrees F.
The strongest winds are forecast for Sunday at about 3 to 10 mph W.
Precipitation is mentioned in 1 upcoming forecast period.
Forecast Details
- Last updated
- May 29, 2026 10:51 PM EDT
- Coverage
- 6 days
- Time zone
- America/New_York
- Forecast office
- BGM
- Radar station
- KBGM
Weather data is provided by the National Weather Service and refreshed automatically for U.S. locations.
Open NOAA sourceExtended Forecast
Partly cloudy, with a low around 46. West wind 3 to 8 mph.
Sunny, with a high near 66.
Mostly clear, with a low around 45.
Sunny, with a high near 66.
Mostly clear, with a low around 46.
Sunny, with a high near 68.
Mostly clear, with a low around 48.
Sunny, with a high near 75.
Mostly clear, with a low around 53.
A slight chance of showers and thunderstorms after 2pm. Mostly sunny, with a high near 76.
Detailed Forecast
| Period | Conditions | Temp | Wind |
|---|---|---|---|
|
Sunday
May 31
|
Mostly Sunny
|
67°F |
3 to 10 mph
W
|
|
Sunday Night
May 31
|
Partly Cloudy
|
46°F |
3 to 8 mph
W
|
|
Monday
Jun 1
|
Sunny
|
66°F |
3 to 8 mph
NW
|
|
Monday Night
Jun 1
|
Mostly Clear
|
45°F |
1 to 7 mph
N
|
|
Tuesday
Jun 2
|
Sunny
|
66°F |
2 to 10 mph
N
|
|
Tuesday Night
Jun 2
|
Mostly Clear
|
46°F |
1 to 7 mph
NW
|
|
Wednesday
Jun 3
|
Sunny
|
68°F |
2 to 8 mph
NW
|
|
Wednesday Night
Jun 3
|
Mostly Clear
|
48°F |
0 to 5 mph
NW
|
|
Thursday
Jun 4
|
Sunny
|
75°F |
1 to 7 mph
W
|
|
Thursday Night
Jun 4
|
Mostly Clear
|
53°F |
3 mph
W
|
|
Friday
Jun 5
|
Mostly Sunny then Slight Chance Showers And Thunderstorms
|
76°F |
2 to 8 mph
W
|
Major City Forecasts
Live forecast snapshots for major cities across Cortland County.
Coverage
Forecast coverage currently spans 2 of 2 mapped cities in Cortland County.
Largest mapped city population in this region: 18,455.
