NJ Monthly/Annual Normals (1991-2020)
Cooling Degree Days (number of degrees the average daily temperature is above 65°F)
| STATION NAME |
JAN |
FEB |
MAR |
APR |
MAY |
JUN |
JUL |
AUG |
SEP |
OCT |
NOV |
DEC |
ANN |
| STATION NAME |
JAN |
FEB |
MAR |
APR |
MAY |
JUN |
JUL |
AUG |
SEP |
OCT |
NOV |
DEC |
ANN |
| Aeroflex-Andover Airport |
0 |
0 |
0 |
5 |
34 |
130 |
243 |
191 |
60 |
6 |
0 |
0 |
669 |
| Atlantic City Intl Airport |
0 |
0 |
1 |
12 |
61 |
214 |
369 |
311 |
144 |
23 |
1 |
0 |
1136 |
| Atlantic City Marina |
0 |
0 |
0 |
3 |
29 |
167 |
322 |
302 |
151 |
23 |
0 |
0 |
999 |
| Belvidere Bridge |
0 |
0 |
0 |
2 |
27 |
119 |
231 |
194 |
71 |
6 |
0 |
0 |
650 |
| Boonton |
0 |
0 |
0 |
4 |
41 |
168 |
302 |
247 |
96 |
7 |
0 |
0 |
865 |
| Caldwell Essex County Airport |
0 |
0 |
0 |
10 |
52 |
186 |
329 |
279 |
105 |
11 |
0 |
0 |
973 |
| Canoe Brook |
0 |
0 |
1 |
9 |
54 |
196 |
340 |
288 |
122 |
13 |
0 |
0 |
1023 |
| Cape May |
0 |
0 |
0 |
6 |
49 |
210 |
369 |
334 |
177 |
30 |
1 |
0 |
1176 |
| Charlotteburg Reservoir |
0 |
0 |
0 |
5 |
31 |
118 |
228 |
181 |
66 |
6 |
0 |
0 |
636 |
| Estell Manor |
0 |
0 |
1 |
14 |
65 |
206 |
348 |
292 |
136 |
19 |
1 |
0 |
1081 |
| Flemington |
0 |
0 |
0 |
8 |
44 |
165 |
299 |
245 |
98 |
10 |
0 |
0 |
870 |
| Freehold |
0 |
0 |
0 |
14 |
52 |
194 |
342 |
282 |
119 |
15 |
0 |
0 |
1017 |
| Hammonton |
0 |
0 |
0 |
12 |
60 |
218 |
369 |
304 |
133 |
19 |
1 |
0 |
1115 |
| Hightstown |
0 |
0 |
0 |
10 |
47 |
175 |
307 |
248 |
103 |
12 |
0 |
0 |
903 |
| Indian Mills |
0 |
0 |
1 |
13 |
60 |
186 |
328 |
269 |
116 |
16 |
1 |
0 |
989 |
| Lambertville |
0 |
0 |
0 |
6 |
55 |
194 |
337 |
271 |
117 |
11 |
0 |
0 |
992 |
| Long Branch |
0 |
0 |
0 |
4 |
31 |
161 |
315 |
268 |
121 |
12 |
0 |
0 |
913 |
| Millville Municipal Airport |
0 |
0 |
0 |
10 |
55 |
199 |
346 |
291 |
129 |
18 |
1 |
0 |
1050 |
| New Brunswick |
0 |
0 |
0 |
10 |
51 |
197 |
343 |
292 |
128 |
15 |
0 |
0 |
1037 |
| Newark Liberty Intl Airport |
0 |
0 |
1 |
14 |
69 |
245 |
408 |
352 |
159 |
21 |
1 |
0 |
1270 |
| Pennsauken |
0 |
0 |
1 |
11 |
56 |
215 |
363 |
298 |
129 |
15 |
0 |
0 |
1088 |
| Philadelphia/Mt Holly WFO |
0 |
0 |
0 |
12 |
52 |
196 |
329 |
268 |
107 |
11 |
0 |
0 |
975 |
| Seabrook Farms |
0 |
0 |
1 |
12 |
64 |
220 |
364 |
306 |
147 |
20 |
1 |
0 |
1135 |
| Somerville |
0 |
0 |
0 |
7 |
41 |
163 |
299 |
246 |
94 |
11 |
0 |
0 |
859 |
| South Jersey Regional Airport (Lumberton) |
0 |
0 |
1 |
13 |
60 |
211 |
360 |
294 |
118 |
17 |
0 |
0 |
1074 |
| Sussex |
0 |
0 |
0 |
4 |
28 |
106 |
217 |
170 |
57 |
4 |
0 |
0 |
586 |
| Teterboro Airport |
0 |
0 |
1 |
12 |
69 |
239 |
402 |
348 |
160 |
24 |
1 |
0 |
1255 |
| Trenton-Mercer Airport |
0 |
0 |
1 |
12 |
55 |
199 |
350 |
294 |
123 |
16 |
0 |
0 |
1050 |
| Wertsville |
0 |
0 |
0 |
8 |
44 |
169 |
302 |
240 |
98 |
10 |
0 |
0 |
871 |