Islip Li Macarthur Ap, New York
ID: USW00004781 Latitude: 40.7939 Longitude: -73.1017
Elevation: 84 feet ( 25.6 meters)
Source: NOAA Climate Normals 1991-2020
Precipitation Total: 45.99 in., 18.11 cm.
Monthly Data Table for Islip Li Macarthur Ap, New York
Monthly Data from NOAA Monthly Normals 2006-2020
Imperial Units
Statistic |
Units |
Jan |
Feb |
Mar |
Apr |
May |
Jun |
Jul |
Aug |
Sep |
Oct |
Nov |
Dec |
Maximum Temperature |
°F |
39.8 |
41.2 |
48.4 |
59.1 |
69.1 |
77.7 |
83.9 |
82.1 |
75.6 |
65.2 |
54.2 |
45.2 |
Minimum Temperature |
°F |
25.2 |
25.7 |
32.4 |
41.5 |
51.8 |
61.3 |
68.4 |
66.3 |
59.6 |
48.8 |
37.8 |
30.8 |
Heating Degree Days |
°F |
1007.4 |
883.4 |
762.6 |
443.6 |
167.3 |
22.6 |
0.4 |
1.8 |
39.0 |
265.3 |
570.1 |
837.0 |
Cooling Degree Days |
°F |
0.0 |
0.0 |
0.0 |
2.6 |
26.2 |
157.6 |
346.0 |
287.0 |
116.9 |
17.3 |
0.2 |
0.0 |
Precipitation |
I |
3.5 |
3.7 |
4.3 |
4.1 |
3.4 |
4.0 |
3.8 |
4.5 |
3.3 |
4.3 |
3.4 |
5.2 |
Metric Units
Statistic |
Units |
Jan |
Feb |
Mar |
Apr |
May |
Jun |
Jul |
Aug |
Sep |
Oct |
Nov |
Dec |
Maximum Temperature |
°C |
4.3 |
5.1 |
9.1 |
15.1 |
20.6 |
25.4 |
28.8 |
27.8 |
24.2 |
18.4 |
12.3 |
7.3 |
Minimum Temperature |
°C |
-3.8 |
-3.5 |
0.2 |
5.3 |
11.0 |
16.3 |
20.2 |
19.1 |
15.3 |
9.3 |
3.2 |
-0.7 |
Heating Degree Days |
°C |
541.9 |
473.0 |
405.9 |
228.7 |
75.2 |
-5.2 |
-17.6 |
-16.8 |
3.9 |
129.6 |
298.9 |
447.2 |
Cooling Degree Days |
°C |
-17.8 |
-17.8 |
-17.8 |
-16.3 |
-3.2 |
69.8 |
174.4 |
141.7 |
47.2 |
-8.2 |
-17.7 |
-17.8 |
Precipitation |
M |
8.8 |
9.3 |
10.9 |
10.5 |
8.5 |
10.3 |
9.6 |
11.4 |
8.4 |
10.9 |
8.7 |
13.2 |