Air temperature at Haparanda

Year
Jan
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec
Annual
1860
-12.60
-14.60
-6.50
-1.20
3.90
13.60
15.60
14.00
7.20
1.20
-3.30
-14.70
-0.10
1861
-15.10
-11.50
-4.60
-2.00
2.80
13.50
18.70
15.40
6.70
3.90
-7.40
-5.10
0.90
1862
-18.60
-17.70
-12.80
-1.30
4.10
11.60
13.10
10.20
7.20
2.50
-0.40
-9.00
-2.00
1863
-7.30
-4.90
-6.50
-1.40
3.30
13.40
12.90
11.50
9.70
3.30
-3.40
-9.50
1.20
1864
-9.40
-11.40
-9.50
-2.40
2.30
10.60
16.10
10.30
6.90
-4.50
-12.30
-6.40
-1.30
1865
-11.00
-16.10
-12.10
-0.70
3.70
10.50
16.20
11.50
7.40
-1.40
-3.20
-5.00
-1.00
1866
-8.60
-16.20
-14.40
-1.30
2.40
11.30
12.70
14.80
10.40
2.90
-7.70
-13.40
-1.60
1867
-19.80
-10.60
-10.80
-6.90
-0.60
8.10
14.50
12.80
6.90
3.00
-10.70
-17.20
-3.10
1868
-14.10
-13.90
-4.40
-1.50
6.00
12.20
15.10
15.30
6.60
1.90
-4.90
-12.20
0.30
1869
-9.00
-8.60
-7.50
-1.00
3.60
11.90
15.10
12.00
8.10
-1.10
-4.60
-6.40
0.50
1870
-10.70
-12.20
-9.00
-0.10
4.40
13.20
16.00
12.30
9.10
-0.10
-6.70
-14.30
-0.30
1871
-13.60
-24.30
-3.00
-4.50
3.40
9.60
15.70
12.70
5.60
2.10
-8.60
-14.40
-1.50
1872
-7.40
-7.50
-7.80
-0.70
4.70
14.40
16.30
12.30
4.80
3.50
-2.80
-11.50
1.00
1873
-9.70
-11.90
-8.20
-3.50
3.10
12.70
16.30
13.60
9.70
1.70
-4.10
-9.80
0.20
1874
-4.50
-6.60
-7.00
-0.70
2.90
9.30
13.80
12.10
7.90
5.60
-6.60
-14.70
0.50
1875
-18.50
-9.80
-8.00
-3.10
6.10
11.10
15.40
11.60
5.90
-0.70
-8.50
-13.50
-1.30
1876
-10.90
-12.90
-7.90
-3.30
1.90
13.70
15.70
13.00
8.50
1.10
-6.70
-18.80
-0.90
1877
-13.90
-14.90
-12.20
-5.20
2.20
9.10
15.20
10.60
4.50
0.00
0.50
-1.30
-1.50
1878
-8.90
-8.20
-6.80
0.00
5.30
13.00
13.00
12.40
9.00
4.40
-3.90
-9.00
1.10
1879
-8.80
-13.90
-9.10
-1.80
4.20
10.40
15.40
15.20
10.00
1.10
-10.50
-8.00
-0.30
1880
-8.70
-7.90
-6.40
-1.30
4.10
9.90
13.30
14.30
9.10
-4.40
-9.30
-13.90
-0.20
1881
-14.80
-18.80
-12.60
-4.30
2.10
10.00
13.20
13.30
7.10
1.00
-3.30
-6.60
-2.20
1882
-5.20
-8.20
-6.00
-1.70
5.10
10.70
14.10
16.10
9.30
2.90
-10.40
-12.70
0.90
1883
-11.20
-8.20
-7.10
0.70
6.40
15.30
15.00
12.80
6.80
1.60
1.00
-5.00
1.70
1884
-9.60
-9.00
-5.10
-0.50
2.80
11.60
15.20
12.00
9.70
4.20
-3.40
-11.20
1.00
1885
-13.30
-7.30
-7.30
-1.30
2.30
8.80
14.60
12.20
5.90
-1.10
-6.70
-10.70
-0.70
1886
-15.80
-10.60
-7.30
0.00
4.10
12.40
16.90
14.60
7.20
3.60
-0.40
-8.60
0.70
1887
-4.20
-3.50
-5.60
-0.90
6.20
11.70
14.30
12.90
9.50
-0.80
-5.60
-15.30
1.30
1888
-13.10
-15.90
-14.60
-5.20
3.30
10.00
14.30
12.60
7.50
-0.90
-8.80
-8.20
-2.60
1889
-8.10
-14.70
-10.90
-1.00
7.00
14.10
13.80
13.20
8.00
4.10
0.60
-3.30
0.80
1890
-6.90
-6.60
-3.60
-0.50
6.80
12.80
14.00
13.70
9.70
0.30
-5.90
-6.30
2.00
1891
-11.90
-4.00
-8.80
-1.20
4.40
9.30
15.70
12.30
6.90
2.40
-4.50
-7.10
0.40
1892
-15.90
-14.90
-6.70
-3.10
3.30
10.00
13.40
11.80
8.00
0.00
-0.60
-11.90
-1.00
1893
-16.90
-21.30
-11.30
-1.50
3.20
11.30
14.10
11.80
5.20
3.50
-6.30
-5.80
-2.00
1894
-8.00
-7.80
-4.40
1.00
6.80
16.90
15.90
14.30
5.00
-1.30
-2.60
-6.40
2.20
1895
-14.50
-16.00
-10.20
-1.00
6.80
13.50
14.60
13.30
7.60
1.60
-2.90
-4.70
-0.20
1896
-9.40
-6.70
-5.30
-0.90
5.30
12.50
18.50
13.00
8.20
1.80
-6.10
-10.00
1.40
1897
-10.80
-12.30
-11.20
1.10
9.20
11.70
15.80
12.90
9.00
4.00
-3.10
-8.60
0.50
1898
-6.40
-13.30
-9.60
-1.80
4.60
12.50
15.40
12.70
8.20
1.80
-3.90
-13.40
-0.10
1899
-13.90
-14.90
-13.10
-2.40
2.40
11.60
17.10
10.20
8.70
1.20
-3.40
-9.20
-1.50
1900
-11.70
-19.20
-9.20
-2.90
2.60
11.80
11.40
12.60
5.70
2.70
-2.00
-13.20
-1.60
1901
-6.70
-17.70
-7.50
-0.50
4.40
14.40
17.90
14.00
9.20
6.00
-7.50
-13.70
0.50
1902
-15.00
-13.60
-12.00
-4.50
3.00
9.00
11.80
11.90
5.90
-2.00
-4.60
-7.80
-2.30
1903
-12.10
-7.50
-2.90
-0.10
5.10
11.20
12.80
13.10
8.00
-1.70
-3.20
-4.80
1.30
1904
-4.10
-14.60
-9.50
0.00
3.80
10.90
13.00
12.40
8.30
4.10
-7.20
-13.70
-0.30
1905
-11.60
-10.20
-5.60
-3.40
5.30
13.80
15.30
12.80
7.40
-0.50
-3.50
-6.60
0.70
1906
-6.80
-8.10
-10.50
0.70
5.90
12.90
16.40
11.10
7.00
2.50
-4.50
-6.90
0.80
1907
-13.90
-6.40
-3.80
0.40
3.80
12.90
13.80
11.10
6.80
3.40
-0.10
-11.20
1.10
1908
-10.30
-10.50
-8.20
0.70
4.20
9.60
14.20
14.00
6.90
4.10
-7.10
-5.50
0.40
1909
-5.30
-11.90
-7.60
-4.00
2.20
11.50
15.20
12.40
8.70
5.00
-7.90
-8.10
0.30
1910
-10.00
-4.40
-4.80
-0.10
5.40
10.80
13.80
11.80
7.60
0.40
-4.50
-8.10
1.20
1911
-8.00
-12.80
-4.60
-1.40
5.70
9.70
13.80
14.10
8.30
0.10
-3.50
-3.60
1.10
1912
-14.80
-17.80
-5.40
-2.70
5.20
12.60
15.00
13.40
6.70
-0.50
-3.90
-7.50
-0.30
1913
-12.00
-9.90
-6.70
0.00
5.60
11.40
17.30
13.60
8.20
0.00
-1.50
-9.80
0.90
1914
-11.20
-9.50
-6.80
0.50
4.60
11.40
17.20
11.50
7.70
1.10
-3.80
-5.10
0.90
1915
-12.80
-10.10
-11.60
-1.60
3.40
9.70
17.50
12.30
6.20
0.60
-8.10
-19.10
-1.70
1916
-9.20
-7.80
-9.80
-0.80
3.80
11.30
18.10
11.20
6.30
-1.20
-1.10
-7.30
0.40
1917
-14.40
-14.40
-13.00
-2.70
2.70
12.20
13.70
16.20
7.70
3.90
-4.60
-8.70
-1.20
1918
-15.80
-9.40
-5.10
-0.90
4.00
11.40
16.10
11.20
7.60
3.90
1.00
-7.30
0.90
1919
-8.60
-16.10
-7.70
-1.70
6.30
13.80
17.60
11.90
8.50
0.60
-6.90
-11.70
0.10
1920
-12.00
-7.30
-1.50
0.30
6.70
11.80
15.90
13.30
10.50
1.20
-0.10
-5.80
2.50
1921
-12.10
-11.00
-3.30
2.70
7.00
12.20
13.30
13.70
7.80
0.10
-9.30
-8.40
1.00
1922
-13.10
-12.70
-7.60
-1.10
5.40
13.70
15.70
12.50
9.20
0.50
-4.60
-11.30
0.00
1923
-6.10
-13.00
-5.30
-2.90
3.50
8.60
14.50
11.10
8.40
1.90
-3.80
-8.30
0.30
1924
-8.80
-13.60
-8.70
-1.80
4.40
9.90
17.10
15.70
10.30
5.30
-2.60
-4.20
1.00
1925
-2.20
-6.40
-9.70
0.30
5.70
12.60
19.60
13.60
8.10
-0.70
-7.50
-11.50
1.30
1926
-13.40
-14.40
-5.60
-1.70
4.80
11.40
15.40
14.60
7.40
-1.00
-2.50
-10.70
0.00
1927
-12.50
-9.80
-6.10
-0.80
4.80
12.00
19.50
15.00
6.90
-1.00
-9.70
-9.80
0.50
1928
-9.20
-10.40
-5.10
-0.50
6.00
10.00
12.90
13.20
7.80
0.30
-5.00
-7.40
0.70
1929
-10.70
-14.90
-4.30
-3.80
4.90
12.20
13.50
12.60
8.30
3.00
0.70
0.10
1.20
1930
-3.20
-8.10
-5.60
0.20
8.10
13.50
17.80
15.20
5.60
2.40
-3.40
-7.10
2.50
1931
-11.40
-10.70
-7.90
-0.30
6.30
8.70
16.60
13.60
5.30
1.90
0.40
-6.00
0.70
1932
-4.50
-8.30
-6.00
0.30
4.90
10.50
16.70
13.90
7.90
0.00
-1.20
-0.90
2.20
1933
-6.60
-12.60
-8.40
-1.50
5.10
13.80
16.40
13.20
7.80
2.50
-6.10
-7.60
0.70
1934
-3.00
-8.70
-5.30
-2.00
6.90
12.10
18.00
15.30
12.00
3.40
-1.60
-4.40
2.90
1935
-8.10
-9.40
-6.80
-0.70
3.10
12.10
15.80
12.50
6.70
2.60
0.50
-4.00
1.30
1936
-10.40
-17.50
-9.50
-0.70
8.10
16.10
16.00
14.60
7.90
0.30
-0.20
-0.90
1.00
1937
-5.90
-13.20
-6.60
1.30
8.70
14.00
18.50
17.20
8.10
4.70
-1.20
-8.40
2.50
1938
-7.60
-3.80
-3.90
0.00
5.60
12.80
18.50
15.80
10.10
5.30
1.50
-2.60
3.70
1939
-9.10
-6.30
-5.70
-1.50
5.40
11.90
16.40
16.80
7.30
0.60
-0.40
-8.90
1.80
1940
-16.10
-14.10
-12.60
-1.80
7.40
12.80
15.30
13.40
9.30
3.70
-4.10
-9.60
-0.70
1941
-14.70
-11.20
-9.50
-2.80
4.70
11.30
19.20
13.40
7.10
-1.10
-4.90
-15.00
-0.80
1942
-16.90
-14.10
-11.30
-0.20
4.20
11.30
16.00
13.70
8.20
1.90
-3.00
-8.20
-0.80
1943
-12.60
-4.80
-3.40
0.30
5.90
13.70
15.60
13.10
8.90
3.10
-0.30
-3.40
2.60
1944
-7.80
-7.10
-6.30
-3.30
4.00
11.00
15.90
13.40
8.70
5.30
-0.70
-2.00
1.80
1945
-12.40
-7.30
-7.40
0.90
5.70
12.10
17.40
15.90
7.00
-1.30
-3.80
-12.10
0.80
1946
-7.00
-13.50
-9.10
0.00
6.00
12.40
17.30
14.20
10.10
1.50
-3.40
-1.70
1.30
1947
-8.40
-17.90
-13.90
-0.70
6.30
14.20
17.20
13.50
10.20
2.10
-5.20
-8.70
-0.40
1948
-14.30
-9.90
-4.20
1.30
7.20
11.90
16.20
11.30
8.60
1.90
-2.40
-3.10
1.60
1949
-5.80
-4.40
-6.60
-0.20
6.50
11.40
14.00
12.50
10.60
2.00
0.00
-5.90
2.20
1950
-16.40
-10.60
-5.70
1.50
6.70
13.30
15.70
15.60
8.80
4.80
-2.60
-6.20
1.50
1951
-15.00
-9.90
-8.00
0.30
3.60
10.30
13.10
16.00
9.30
6.00
-5.10
-5.70
0.50
1952
-8.10
-6.30
-9.30
0.00
4.80
11.70
14.60
11.40
6.40
-1.30
-5.10
-9.80
0.20
1953
-10.50
-14.00
-3.90
0.60
5.60
17.10
15.00
13.10
7.00
4.50
0.00
-1.50
2.20
1954
-8.50
-15.10
-3.60
-1.20
8.50
10.30
16.10
13.90
9.40
0.90
-3.70
-2.20
1.70
1955
-12.80
-15.60
-8.60
-3.80
3.30
9.80
15.90
14.80
10.20
1.00
-7.50
-17.40
-1.30
1956
-13.40
-16.70
-9.50
-4.30
4.70
12.40
15.00
11.40
7.20
0.70
-10.20
-8.50
-1.50
1957
-6.90
-8.50
-9.40
-1.40
4.40
10.10
18.30
14.30
8.00
2.80
-2.10
-9.00
0.90
1958
-15.20
-13.10
-9.20
-2.80
4.10
12.10
13.70
14.30
8.70
3.20
1.20
-12.80
-0.40
1959
-12.40
-5.20
-2.00
-1.20
6.60
12.20
15.60
14.20
6.80
2.20
-3.10
-8.50
2.00
1960
-14.10
-13.20
-6.60
-0.60
9.80
14.10
18.30
14.80
8.50
-2.30
-4.90
-6.40
1.00
1961
-9.20
-5.80
-3.50
-2.30
5.60
14.20
17.20
13.50
8.70
7.90
0.20
-10.30
2.60
1962
-11.00
-9.20
-14.40
1.20
6.10
10.80
13.30
11.40
7.40
4.00
-1.20
-12.20
-0.60
1963
-13.60
-13.20
-11.40
0.10
8.40
11.60
14.20
14.40
10.80
3.30
-4.40
-7.80
0.00
1964
-4.40
-12.40
-8.30
-1.10
6.30
10.40
14.60
13.50
7.40
5.80
-3.30
-8.30
1.00
1965
-10.00
-10.00
-8.10
-0.90
3.70
12.10
13.80
11.80
9.80
2.80
-7.90
-12.90
-0.20
1966
-18.90
-20.80
-11.80
-3.10
4.70
14.40
16.00
12.90
5.80
1.00
-0.10
-7.50
-1.60
1967
-18.30
-7.50
-2.20
0.00
5.90
12.10
14.80
15.10
10.30
3.00
1.20
-16.40
1.40
1968
-18.40
-15.10
-5.60
-0.10
3.50
12.70
14.10
12.50
6.10
-2.70
-6.30
-3.20
-0.50
1969
-13.10
-16.90
-10.00
-1.10
4.90
13.40
15.50
15.70
7.80
3.50
-4.60
-8.50
-0.20
1970
-11.50
-17.90
-4.90
-2.40
6.00
14.70
16.50
14.50
8.00
2.40
-6.50
-6.30
0.70
1971
-8.80
-11.40
-11.20
-2.10
5.50
13.00
14.60
13.50
7.40
1.50
-8.20
-6.50
-0.20
1972
-10.40
-10.00
-5.50
0.30
5.40
14.50
18.80
14.30
8.20
2.40
-5.70
-1.00
2.10
1973
-4.40
-8.50
-4.60
0.00
5.80
14.10
19.40
12.70
5.50
-1.40
-6.70
-14.10
1.40
1974
-6.30
-5.80
-4.50
0.80
999.90
14.50
15.60
13.90
10.80
2.10
-3.60
-3.20
2.20
1975
-7.50
-5.10
-2.00
-0.50
7.20
11.10
14.10
12.50
9.90
3.00
-1.30
-8.30
2.50
1976
-15.50
-8.90
-8.80
-0.60
8.00
12.10
14.10
14.10
5.30
0.00
-4.60
-8.60
0.00
1977
-9.90
-13.20
-4.90
-1.80
4.80
11.10
14.20
12.60
6.80
1.80
-3.20
999.90
1.10
1978
-10.80
-15.90
-5.80
-1.40
7.70
12.70
14.60
12.50
7.20
1.40
-4.70
-18.00
-0.20
1979
-15.80
-13.20
-4.30
-1.20
5.20
13.40
16.30
14.60
8.00
0.50
-2.00
999.90
1.40
1980
-13.20
-15.00
-9.20
1.60
6.10
15.30
16.70
13.60
9.10
1.00
-8.80
-11.70
-0.10
1981
-9.90
-12.60
-12.30
0.00
5.20
9.90
15.10
12.20
7.30
2.80
-3.80
-15.60
-1.00
1982
-16.50
-7.60
-3.20
0.30
5.30
9.80
15.50
13.90
8.20
2.30
-0.70
-6.00
1.40
1983
-7.70
-10.90
-5.60
2.10
8.40
12.30
15.70
12.40
9.30
2.50
-9.10
-10.80
1.30
1984
-13.30
-6.10
-8.80
0.80
9.50
13.30
14.30
12.80
7.10
3.10
-3.60
-5.30
1.20
1985
-20.00
-21.10
-6.80
-2.30
4.80
12.80
16.00
14.10
8.30
3.50
-4.80
-16.30
-1.40
1986
-15.80
-12.80
-2.60
-0.80
6.30
14.60
15.30
10.60
5.60
3.30
-0.10
-14.00
0.70
1987
-20.10
-13.50
-9.10
-1.10
5.60
11.60
14.00
11.10
7.60
7.10
-4.50
-12.30
-1.00
1988
-8.60
-9.60
-5.60
-1.50
6.50
14.80
18.30
13.50
9.60
2.30
-6.10
-10.60
1.50
1989
-5.60
-6.10
-1.10
1.50
6.80
13.10
14.60
14.10
9.50
1.10
-2.10
-10.10
2.90
1990
-13.10
-1.30
-3.80
0.80
7.10
12.80
15.60
14.30
7.60
3.50
-6.70
-3.20
2.50
1991
-8.80
-14.70
-6.30
0.80
4.90
11.30
16.00
15.10
6.80
3.50
-0.30
-4.20
1.40
1992
-5.50
-4.70
-1.80
-2.00
7.40
14.10
13.30
11.50
9.80
-4.80
-6.30
-2.10
2.30
1993
-6.90
-6.70
-4.00
-1.00
7.50
10.20
15.90
12.90
4.70
-0.10
-1.80
-7.80
1.70
1994
-14.70
-16.20
-6.80
2.00
5.10
12.60
16.40
14.30
8.00
1.80
-3.90
-2.60
0.70
1995
-6.90
-6.20
-2.30
-0.50
4.90
14.50
13.70
13.40
7.90
4.10
-6.70
-12.50
1.90
1996
-6.70
-12.80
-5.70
-0.40
5.10
11.60
14.30
16.00
7.70
4.60
-1.90
-9.40
1.40
1997
-8.90
-8.30
-3.60
-2.10
4.80
13.70
18.50
15.30
9.40
0.60
-3.90
-7.00
2.10
1998
-8.10
-12.60
-7.90
-1.60
6.00
12.40
16.60
11.20
8.40
1.60
-9.00
-7.50
0.30
1999
-13.90
-11.10
-5.10
1.50
5.30
14.10
15.80
11.90
9.90
3.70
0.60
-10.30
1.40