Hourly Weather Forecast - Perth, NY

9 AM
20°F
10%
2mph
WNW
Mostly Cloudy
Humidity
91%
Feels like
20°F
Dew Point
18°F
10 AM
22°F
10%
3mph
WNW
Mostly Cloudy
Humidity
84%
Feels like
22°F
Dew Point
17°F
11 AM
22°F
10%
3mph
WNW
Mostly Cloudy
Humidity
80%
Feels like
22°F
Dew Point
17°F
12 PM
22°F
0%
3mph
WNW
Mostly Cloudy
Humidity
74%
Feels like
22°F
Dew Point
15°F
1 PM
22°F
0%
3mph
WNW
Mostly Cloudy
Humidity
70%
Feels like
17°F
Dew Point
13°F
2 PM
21°F
30%
3mph
WNW
30% Chance of Snow
Humidity
70%
Feels like
16°F
Dew Point
12°F
3 PM
19°F
30%
4mph
NW
30% Chance of Snow
Humidity
71%
Feels like
14°F
Dew Point
12°F
4 PM
18°F
0%
4mph
NW
Partly Cloudy
Humidity
73%
Feels like
12°F
Dew Point
11°F
4:22 PM
5 PM
16°F
0%
4mph
NW
Partly Cloudy
Humidity
74%
Feels like
10°F
Dew Point
9°F
6 PM
15°F
0%
4mph
NW
Mostly Clear
Humidity
73%
Feels like
9°F
Dew Point
8°F
7 PM
13°F
0%
4mph
NW
Mostly Clear
Humidity
74%
Feels like
7°F
Dew Point
7°F
8 PM
12°F
0%
4mph
NW
Clear
Humidity
69%
Feels like
5°F
Dew Point
4°F
9 PM
11°F
0%
4mph
NW
Clear
Humidity
65%
Feels like
4°F
Dew Point
1°F
10 PM
9°F
0%
4mph
WNW
Clear
Humidity
64%
Feels like
2°F
Dew Point
0°F
11 PM
8°F
10%
4mph
WNW
Clear
Humidity
68%
Feels like
1°F
Dew Point
0°F

Wind chill temperatures Monday A.M.

Cold Weather Chills the Nation Down to the Gulf

Extreme cold paired with their wind chill values will shiver much of the nation.

Snowfall forecast through Monday evening.

Mid-Atlantic, Great Lakes Snow Piles Up

Sunday Weather Outlook

Today's Weather Outlook

How to Measure Snow via NWS

How To Measure Snow

Weekly Drought Map for December 11, 2025

Hit-or-Miss Precipitation Leads to Mixed Drought Results

A strong cold-air-damming event from March 20, 2018.

Cold Air Damming - Cause And Effects

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