Greenburgh has chilly, snowy winters and warm summers, with plenty of rain. A typical July afternoon reaches 86°, a January night drops to 23°, and about 33 inches of snow falls in a normal winter.
NOAA 1991-2020 climate normalsUpdated once a decade
☀️
July high
86°
31st hottest of 2,223 New York towns
❄️
January low
23°
333rd mildest of 2,223 New York towns
💧
Rain + melted snow
48 in
190th wettest of 2,223 New York towns
🌨️
Snow a winter
33 in
404th least snowy of 2,158 New York towns
A normal year
What a year in Greenburgh feels like
❄️
Winter
41° / 25°
Typical high / low · 9 days with an inch or more of snow
🌷
Spring
61° / 40°
Typical high / low · Last frost around Apr 20
☀️
Summer
83° / 63°
Typical high / low · 19 days reach 90° in a normal year
🍂
Fall
65° / 46°
Typical high / low · First frost around Oct 26
10°
20°
40°
50°
60°
70°
80°
90°
100°
32°
39°
23°
42°
24°
49°
31°
62°
40°
72°
50°
80°
60°
86°
65°
83°
64°
76°
57°
65°
45°
54°
36°
44°
28°
JanJFebFMarMAprAMayMJunJJulJAugASepSOctONovNDecD
32°, freezingBar runs from the typical overnight low up to the afternoon high
Best months to be outsideMayJunAugSepOctHighs of 62–84° and lows of 40° or more
Month by month
Greenburgh weather by month
Average highs, lows, rain and snow for every month, from NOAA’s 1991–2020 normals.
Month
High
Low
Rain + melt
Snow
Wet days
Snow on ground
30-yr range
January
39°
23°
3.3"
9.4"
11
13
23° – 37°
February
42°
24°
2.8"
10.9"
9
13
20° – 39°
March
49°
31°
4.1"
5.8"
11
7
34° – 49°
April
62°
40°
4.1"
0.7"
13
0
47° – 56°
May
72°
50°
3.9"
0
12
0
56° – 66°
June
80°
60°
4.4"
0
12
0
67° – 73°
July
86°
65°
4.6"
0
10
0
70° – 79°
August
83°
64°
4.3"
0
9
0
69° – 77°
September
76°
57°
4.4"
0
9
0
63° – 71°
October
65°
45°
4.4"
0
9
0
51° – 62°
November
54°
36°
3.7"
0.3"
10
0
40° – 49°
December
44°
28°
4.1"
5.6"
11
7
28° – 47°
Year
63°
43°
48.1"
32.7"
124
39
“Wet days” have at least 0.01" of rain or melted snow. “Snow on ground” counts days with 1" or more. The 30-year range is the coldest and warmest that month’s average temperature got between 1991 and 2020.
Rain & snow
Rain and snow in Greenburgh
Greenburgh gets 48 inches of rain and melted snow a year. July is the wettest month and February the driest. Rain or snow falls on about 124 days a year. Snow covers the ground about 39 days of the year.
💧
48 in
Rain + melted snow a year
More rain than 82% of U.S. towns
❄️
33 in
Snow in a normal winter
More snow than 61% of U.S. towns
⛄
39 days
With 1"+ of snow on the ground
More than 59% of U.S. towns
Rain + melted snow by month
Inches of water
4.6"
JFMAMJJASOND
Snowfall by month
Inches of snow
11"
JFMAMJJASOND
Frost & the growing season
About 189 frost-free days a year
In half of years the last 32° night comes by April 20 and the first one by October 26. That leaves about 189 frost-free days for gardens, longer than 63% of U.S. towns.
🌱 Apr 20
🍂 Oct 26
189 frost-free days
JFMAMJJASOND
🥶
109
nights at or below 32° in a normal year
🧊
<1
nights below 0° in a normal year
🔥
19
days that reach 90° in a normal year
Freezing nights by month
Average nights at or below 32°
JFMAMJJASOND
90° days by month
Average days at 90° or more
JFMAMJJASOND
Heating & cooling
Heating and cooling a home in Greenburgh
Engineers use “degree days” to estimate how hard a furnace or air conditioner works. In Greenburgh, 85% of that work is heating and 15% is cooling, so the furnace matters far more than the air conditioner.
🔥
5,119 heating degree daysLess heating than 64% of U.S. towns
❄️
917 cooling degree daysMore cooling than 56% of U.S. towns
Degree days measure how far each day’s average temperature falls below or rises above 65°, added up over a year. Source: NOAA station normals.
Around Greenburgh
Greenburgh and its neighbors
Greenburgh borders 12 towns with climate data. January nights across them vary by 3.2°. North Castle has the coldest January nights (21°) and Alpine the hottest July afternoons (86°). Greenburgh’s January low is 23° and its July high 86°.
Compared with every U.S. town and city on TownTapestry, each counted once.
Then and now
Warmer than it used to be
+2.2°1991–2020 average vs. the 20th century (1901–2000)
The last 30 years in Greenburgh averaged 2.2° warmer than the 1900s. The biggest change is in December (+3.8°). The shift is larger than in 98% of U.S. towns.
❄️ Winter+3.3°now 33°, was 30°
🌷 Spring+1.8°now 51°, was 49°
☀️ Summer+2.0°now 73°, was 71°
🍂 Fall+1.8°now 55°, was 54°
Change by month1991–2020 average minus 1901–2000 average, at Greenburgh’s spot on NOAA’s grid
+1.2°
+3.8°
JanJFebFMarMAprAMayMJunJJulJAugASepSOctONovNDecD
Year to year
How much a month can swing
A normal is an average, and real years wander around it. December swings the most: between 1991 and 2020 its average temperature ranged from 28° to 47°. June is the most reliable, staying within 6°.
10°
20°
30°
40°
50°
60°
70°
80°
90°
JanJFebFMarMAprAMayMJunJJulJAugASepSOctONovNDecD
Coldest to warmest month in 30 yearsNormal
Questions
Common questions about Greenburgh’s climate
What is the coldest month in Greenburgh?
January, with a typical high of 39° and a low of 23°.
What is the hottest month in Greenburgh?
July, with a typical high of 86° and a low of 65°. About 19 days a year reach 90°.
How much snow does Greenburgh get?
About 33 inches in a normal winter, most of it in February.
When is the first frost in Greenburgh?
In half of years the first 32° night comes by October 26, and the last spring frost by April 20.
What is the rainiest month in Greenburgh?
July, with 4.6 inches of rain and melted snow. The year totals 48 inches.
📍Temperatures and rainfall come from NOAA’s gridded climate normals for Greenburgh itself (about a 3-mile square). Snow, frost dates and day counts come from NOAA’s weather station at Dobbs Ferry-ardsley, NY (2 mi) away. Normals are 30-year averages, not a forecast. Source: NOAA NCEI U.S. Climate Normals, 1991–2020 and 1901–2000.