City	Heating degree days	Avg. Jan temp	Avg. July temp	Cooling degree days
Alexandria	4055	34.9	79.2	1531
Arlington	4055	34.9	79.2	1531
Blacksburg	5559	30.9	71.1	533
Charlottesville	4103	35.5	76.9	1212
Chesapeake	3368	40.1	79.1	1612
Danville	3970	36.6	78.8	1418
Hampton	3535	39.4	78.5	1432
Harrisonburg	5333	30.5	73.5	758
Leesburg	5031	31.5	75.2	911
Lynchburg	4354	34.5	75.1	1075
Manassas	4925	31.7	75.7	1075
Newport News	3179	41.2	80.3	1682
Norfolk	3368	40.1	79.1	1612
Petersburg	3334	39.7	79.6	1619
Portsmouth	3368	40.1	79.1	1612
Richmond	3919	36.4	77.9	1435
Roanoke	4284	35.8	76.2	1134
Suffolk	3467	39.6	78.5	1427
Virginia Beach	3336	40.7	78.8	1482