Short-rotation Willow Biomass Plantations...., Danish Environmental Protection Agency

Biomass Plantations Irrigated and Fertilised with Wastewaters

Table 1.
Normal values (averages 1961-1990) of air temperatures, precipitation, and sunshine hours at the four experimental sites. The values on the two last lines indicate the Penman evaporation in mm and the sunshine hours in % of the annual maximum possible (i.e. from sunrise to sunset without any clouds), respectively.

	France			Greece			Sweden			United Kingdom
	Orchies			Larissa			Roma			Culmore
	Temp ºC	Prec mm	Sunsh H	Temp ºC	Prec mm	Sunsh H	Temp ºC	Prec mm	Sunsh h	Temp ºC	Prec mm	Sunsh h
January	2.5	67	49	5.1	30	105	-0.5	48	34	4.2	94	38
February	3.2	54	78	6.8	35	118	-1.2	28	60	3.1	70	64
March	5.7	73	106	9.5	6	158	0.7	32	132	5.6	77	94
April	8.7	57	147	14.0	29	214	4.1	29	194	7.4	55	149
May	12.7	70	190	19.6	37	266	9.5	29	287	10.0	60	175
June	15.5	78	185	24.9	24	307	14.0	31	308	12.6	62	154
July	17.2	75	186	27.1	20	337	16.4	50	283	14.0	68	127
August	17.0	63	182	26.0	16	320	16.0	50	241	13.9	82	130
September	14.4	59	144	22.0	29	248	12.4	59	161	12.2	87	102
October	10.4	71	114	16.1	47	172	8.5	50	105	9.9	103	78
November	6.0	78	65	10.8	58	126	4.3	57	48	6.2	94	51
December	3.4	76	44	6.3	52	101	1.2	51	29	5.0	91	29
Average ET, mm Sunsh, %	9.7	821 669	1490 34	15.7	413 912	2471 56	7.1	514 585	1882 43	8.7	943 467	1191 27