Table 1. Hours of improved comfort conditions for each month of the year.

	All day^*		Noon * ^**
	South	North	South	North
J		53	18	15	7
F		78	32	18	10
M		42	79	10	10
A		98	22	22	5
M		79	28	12	7
J		-35	-34	-7	-7
J		-43	10	-10	-3
A		-34	-4	-9	0
S		24	92	4	7
O		84	-45	17	1
N		31	-27	8	1
D		36	30	16	15
Net	413	201	96	53

↵* Based on 12-hour days (6:00-18:00)
↵** Based on 2-hour days (11:00-13:00)
Note that negative values mean less comfortable conditions