The Pennsylvania State Climatologist is a service to the Commonwealth by the College of Earth and Mineral Sciences and Penn State.

Monthly Degree Day Data for KPHL

 

 

 

Data Unavailable

Incomplete Record

 

Heating Degree Days

Year	January	February	March	April	May	June	July	August	September	October	November	December	Total
2023	613	546	563	206	112	7	0						2047
2022	880	617	475	289	65	0	0	0	9	216	388	780	3719
2021	788	794	524	308	83	0	0	0	3	74	474	581	3629
2020	708	620	453	380	166	2	0	0	37	133	396	737	3632
2019	833	690	666	184	85	2	0	0	5	149	579	744	3937
2018	896	590	761	420	50	11	0	0	13	223	550	705	4219
2017	819	598	664	211	130	10	0	2	8	94	475	896	3907
2016	874	697	418	291	160	1	0	0	3	156	410	807	3817
2015	946	985	724	274	33	16	0	0	3	196	310	374	3861
2014	989	802	769	300	49	0	0	0	17	144	522	656	4248
2013	880	829	737	323	111	0	0	0	39	201	585	808	4513
2012	852	691	414	304	40	8	0	0	18	204	607	687	3825
2012	852	691	414	304	40	8	0	0	18	204	607	687	3825
2011	1102	773	657	288	61	0	0	0	23	248	395	665	4212
2010	947	892	525	223	82	1	0	0	1	203	508	1010	4392
2009	1103	778	674	330	89	17	0	0	26	274	421	880	4592
2008	894	812	636	276	153	0	0	0	15	284	581	811	4462
2007	815	1031	656	444	77	5	0	8	13	115	573	842	4579
2006	760	818	636	266	97	1	0	0	31	280	414	671	3974
2005	1024	813	791	301	179	11	0	0	7	230	459	948	4763
2004	1194	851	617	337	50	12	0	0	11	271	493	829	4665
2003	1128	975	651	395	161	26	0	0	12	280	431	858	4917
2002	795	675	597	292	124	8	0	1	4	282	567	914	4259
2001	1001	772	745	331	83	6	0	0	51	217	361	656	4223
2000	1015	818	573	430	113		0		79	243	575	1037	4883
1999	909	752	706	350	83	6	0	0	14	262	427	773	4282
1998	736	649	630	293	80	14	0	0	11	219	493	698	3823
1997	1007	696	657	405	170	42	2	0	46	276	603	815	4719
1996	1059	885	810	367	203	6	0	0	30	268	699	749	5076
1995	832	934	560	320	88	0	0	0	28	158	652	1031	4603
1994	1154	897	691	198	129	0	0	0	19	246	407	717	4458
1993	820	934	783	337	47	6	0	0	38	233	482	816	4496
1992	912	797	742	387	135	9	0	0	45	316	516	803	4662
1991	925	705	594	316	43	2	0	0	47	236	531	778	4177

 

Cooling Degree Days

Year	January	February	March	April	May	June	July	August	September	October	November	December	Total
2023	0	0	0	21	23	143	413						600
2022	0	0	0	8	84	251	464	437	226	2	15	0	1487
2021	0	0	4	12	90	226	389	384	190	49	0	0	1344
2020	0	0	0	0	32	240	454	366	152	5	1	0	1250
2019	0	0	0	18	72	206	416	337	190	32	0	0	1271
2018	0	0	0	9	104	185	377	367	222	66	4	0	1334
2017	0	0	0	18	64	263	404	295	185	77	0	0	1306
2016	0	0	4	14	47	228	428	431	258	32	0	0	1442
2015	0	0	0	4	138	280	377	375	241	6	5	3	1429
2014	0	0	0	6	70	245	360	269	145	21	1	0	1117
2013	0	0	0	18	101	270	476	300	122	53	1	0	1341
2012	0	0	0	19	118	260	501	400	169	28	0	0	1495
2011	0	0	0	37	115	303	526	328	184	12	0	0	1505
2010	0	0	0	27	146	391	517	429	227	22	0	0	1759
2009	0	0	0	43	75	177	328	387	103	9	0	0	1122
2008	0	0	0	4	39	344	406	300	178	12	0	0	1283
2007	0	0	0	11	101	262	366	361	207	92	0	0	1400
2006	0	0	0	8	74	223	433	400	86	14	0	0	1238
2005	0	0	0	10	11	291	417	434	260	33	0	0	1456
2004	0	0	0	9	166	208	340	291	162	0	0	0	1176
2003	0	0	0	8	18	215	416	379	153	3	0	0	1192
2002	0	0	0	58	67	263	451	438	211	49	1	0	1538
2001	0	0	0	21	66	304	313	437	146	30	1	0	1318
2000	0	0	0	0	83		271		118	11	0	0	483
1999	0	0	0	0	48	233	504	366	148	5	0	0	1304
1998	0	0	22	4	115	205	381	379	219	8	0	0	1333
1997	0	0	0	0	11	228	388	275	112	35	0	0	1049
1996	0	0	0	14	59	241	281	279	139	0	2	0	1015
1995	0	0	0	5	72	262	496	445	163	45	1	0	1489
1994	0	0	0	26	63	380	506	296	110	2	0	0	1383
1993	0	0	0	1	90	277	500	400	169	4	6	0	1447
1992	0	0	0	5	54	196	361	252	141	8	0	0	1017
1991	0	0	2	19	213	318	412	416	170	22	0	0	1572

Mailing Address:

Pennsylvania State Climatologist
503 Walker Building
University Park, PA 16802

Online:

Data Request Form

E-mail:

psc@meteo.psu.edu

Phone:

814-865-8732