The Climate of Ithaca, NY
The following monthly normals are averages for the period 1971-2000. Normals are updated every 10 years.
| Analysis | Jan | Feb |
Mar | Apr |
May | Jun | Jul | Aug | Sep |
Oct | Nov | Dec | Annual |
| Maximum Temperature (° F)
| 31.2 |
33.2 |
42.3 |
54.5 |
67.3 |
75.7 |
80.1 |
78.7 |
70.9 |
59.4 |
47.2 |
36.1 |
56.4 |
| Minimum Temperature (° F)
| 13.9 |
13.7 |
22.4 |
33.1 |
43.4 |
53.1 |
57.2 |
55.9 |
47.9 |
37.3 |
30.6 |
20.3 |
35.7 |
| Average Temperature (° F)
| 22.6 |
23.5 |
32.4 |
43.8 |
55.4 |
64.4 |
68.7 |
67.3 |
59.4 |
48.4 |
38.9 |
28.2 |
46.1 |
| HDD (base 65)
| 1316 |
1163 |
1012 |
637 |
311 |
80 |
16 |
30 |
178 |
516 |
783 |
1140 |
7182 |
| CDD (base 65)
| 0 |
0 |
0 |
0 |
12 |
62 |
129 |
100 |
9 |
0 |
0 |
0 |
312 |
| Precipitation (inches)
| 2.12 |
2.06 |
2.56 |
3.29 |
3.22 |
3.87 |
3.54 |
3.39 |
3.84 |
3.23 |
3.10 |
2.49 |
36.71 |
| Snowfall (inches)
| 17.9 |
14.1 |
12.0 |
3.7 |
0.2 |
0.0 |
0.0 |
0.0 |
0.0 |
0.4 |
5.9 |
14.0 |
68.2 |
Go to Ithaca Climate Page
Updated January 6, 2009
Northeast Regional Climate Center