VERY STUBBORN COLD IN OSLO DURING THE WINTER 2009/2010
CRITERIA : DAILY AVERAGE < 0
(ONLY PERIODS WITH LENGTH > 40 DAYS ARE INCLUDED IN THE LIST)
(STARTING DATE FOR THE ANALYSIS:  MARCH 01 1937)

NO OF
DAYS	START DATE		END DATO   (AVERAGE)
89	28/11-1965	 -> 	24/2-1966 (-8.17 °C)
87	13/12-2009	 -> 	9/3-2010 (-6.34 °C)
86	18/12-1940	 -> 	13/3-1941 (-8.15 °C)
78	6/12-1939	 -> 	21/2-1940 (-8.15 °C)
66	30/12-1969	 -> 	5/3-1970 (-8.04 °C)
60	26/12-1984	 -> 	23/2-1985 (-8.56 °C)
57	26/1-1947	 -> 	23/3-1947 (-8.73 °C)
57	7/1-1977	 -> 	4/3-1977 (-4.94 °C)
51	10/12-1962	 -> 	29/1-1963 (-7.9 °C)
50	15/1-1954	 -> 	5/3-1954 (-6.6 °C)
50	8/1-1979	 -> 	26/2-1979 (-6.62 °C)
48	28/11-1937	 -> 	14/1-1938 (-4.83 °C)
47	28/12-1971	 -> 	12/2-1972 (-4.78 °C)
47	30/12-1979	 -> 	14/2-1980 (-7.46 °C)
45	3/1-1959	 -> 	16/2-1959 (-6.4 °C)
44	14/1-1956	 -> 	26/2-1956 (-8.81 °C)
44	24/11-1978	 -> 	6/1-1979 (-7.65 °C)
44	7/2-1987	 -> 	22/3-1987 (-5.0 °C)
43	5/1-1942	 -> 	16/2-1942 (-12.0 °C)
42	14/12-1986	 -> 	24/1-1987 (-8.73 °C)
41	28/12-1944	 -> 	6/2-1945 (-4.8 °C)
41	5/12-1981	 -> 	14/1-1982 (-9.82 °C)
41	24/1-1986	 -> 	5/3-1986 (-5.65 °C)
41	16/1-1996	 -> 	25/2-1996 (-6.36 °C)
41	4/12-2002	 -> 	13/1-2003 (-6.87 °C)
40	30/11-1961	 -> 	8/1-1962 (-4.62 °C)
40	24/1-1994	 -> 	4/3-1994 (-6.62 °C)