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Temperaturkollen

Temperature history for Roknäs

How the annual mean temperature in Roknäs has changed between 1861 and 2025. 146 years of data.

Measured at Piteå.

Annual mean compared with the 1991–2020 normal

Bars above zero were warmer than SMHI’s official annual normal, bars below were colder. Years with incomplete data are left empty.

+3.00−4.01861: −1.0 °C1862: incomplete year, no value1863: incomplete year, no value1864: incomplete year, no value1865: incomplete year, no value1866: incomplete year, no value1867: incomplete year, no value1868: incomplete year, no value1869: incomplete year, no value1870: incomplete year, no value18701871: incomplete year, no value1872: incomplete year, no value1873: incomplete year, no value1874: incomplete year, no value1875: incomplete year, no value1876: incomplete year, no value1877: −2.6 °C1878: −0.5 °C1879: −1.5 °C1880: −1.3 °C18801881: −2.7 °C1882: −0.1 °C1883: +0.7 °C1884: −0.7 °C1885: −2.0 °C1886: −0.7 °C1887: −0.2 °C1888: −3.0 °C1889: −0.1 °C1890: +0.2 °C18901891: −0.2 °C1892: −2.8 °C1893: −2.7 °C1894: +0.6 °C1895: −1.3 °C1896: −0.3 °C1897: −0.8 °C1898: −1.7 °C1899: −2.8 °C1900: −2.6 °C19001901: −0.5 °C1902: −3.1 °C1903: −0.6 °C1904: −2.1 °C1905: −1.4 °C1906: −0.6 °C1907: −0.9 °C1908: −0.9 °C1909: −1.5 °C1910: −0.7 °C19101911: −0.6 °C1912: −2.3 °C1913: −0.9 °C1914: −0.5 °C1915: −3.3 °C1916: −1.5 °C1917: −2.0 °C1918: −0.4 °C1919: −1.7 °C1920: +0.4 °C19201921: −0.7 °C1922: −1.7 °C1923: −1.5 °C1924: −0.6 °C1925: −0.5 °C1926: −1.7 °C1927: −1.7 °C1928: −1.4 °C1929: −0.3 °C1930: +1.0 °C19301931: −1.0 °C1932: +0.6 °C1933: −0.2 °C1934: +1.5 °C1935: ±0.0 °C1936: −0.4 °C1937: +0.7 °C1938: +1.9 °C1939: −0.3 °C1940: −1.7 °C19401941: −2.5 °C1942: −2.5 °C1943: +0.9 °C1944: ±0.0 °C1945: −0.9 °C1946: +0.1 °C1947: −1.4 °C1948: −0.2 °C1949: +0.7 °C1950: −0.7 °C19501951: −1.5 °C1952: −2.3 °C1953: +0.3 °C1954: −0.6 °C1955: −2.8 °C1956: −3.1 °C1957: −0.7 °C1958: −2.1 °C1959: +0.2 °C1960: −1.7 °C19601961: −0.3 °C1962: −2.2 °C1963: −1.3 °C1964: −0.6 °C1965: −2.0 °C1966: −3.0 °C1967: −1.1 °C1968: −2.6 °C1969: −2.3 °C1970: −1.8 °C19701971: −1.5 °C1972: ±0.0 °C1973: −0.4 °C1974: +0.6 °C1975: +0.9 °C1976: −1.5 °C1977: −1.3 °C1978: −2.1 °C1979: −1.1 °C1980: −2.1 °C19801981: −2.0 °C1982: −0.2 °C1983: −0.4 °C1984: −0.3 °C1985: −3.1 °C1986: −1.1 °C1987: −2.1 °C1988: −0.2 °C1989: +1.1 °C1990: +0.9 °C19901991: −0.1 °C1992: +0.5 °C1993: −0.4 °C1994: −0.6 °C1995: −0.1 °C1996: −0.4 °C1997: +0.5 °C1998: incomplete year, no value1999: incomplete year, no value2000: +1.0 °C20002001: incomplete year, no value2002: −0.3 °C2003: +0.3 °C2004: −0.6 °C2005: incomplete year, no value2006: +0.4 °C2007: +0.3 °C2008: +0.1 °C2009: −0.2 °C2010: −2.1 °C20102011: +0.9 °C2012: −0.6 °C2013: +0.5 °C2014: +1.2 °C2015: +1.5 °C2016: +0.2 °C2017: −0.1 °C2018: −0.1 °C2019: −0.5 °C2020: +2.0 °C20202021: −0.2 °C2022: +0.8 °C2023: ±0.0 °C2024: +0.8 °C2025: +1.7 °C
Show as table
YearAnnual meanDeviation
20254.8 °C+1.7 °C
20243.9 °C+0.8 °C
20233.1 °C±0.0 °C
20223.9 °C+0.8 °C
20213.0 °C−0.2 °C
20205.1 °C+2.0 °C
20192.7 °C−0.5 °C
20183.1 °C−0.1 °C
20173.0 °C−0.1 °C
20163.3 °C+0.2 °C
20154.6 °C+1.5 °C
20144.4 °C+1.2 °C
20133.7 °C+0.5 °C
20122.5 °C−0.6 °C
20114.1 °C+0.9 °C
20101.0 °C−2.1 °C
20092.9 °C−0.2 °C
20083.3 °C+0.1 °C
20073.4 °C+0.3 °C
20063.5 °C+0.4 °C
2005Incomplete year—
20042.6 °C−0.6 °C
20033.4 °C+0.3 °C
20022.8 °C−0.3 °C
2001Incomplete year—
20004.1 °C+1.0 °C
1999Incomplete year—
1998Incomplete year—
19973.7 °C+0.5 °C
19962.7 °C−0.4 °C
19953.0 °C−0.1 °C
19942.5 °C−0.6 °C
19932.8 °C−0.4 °C
19923.6 °C+0.5 °C
19913.0 °C−0.1 °C
19904.1 °C+0.9 °C
19894.3 °C+1.1 °C
19882.9 °C−0.2 °C
19871.1 °C−2.1 °C
19862.0 °C−1.1 °C
19850.0 °C−3.1 °C
19842.9 °C−0.3 °C
19832.7 °C−0.4 °C
19822.9 °C−0.2 °C
19811.1 °C−2.0 °C
19801.1 °C−2.1 °C
19792.0 °C−1.1 °C
19781.1 °C−2.1 °C
19771.8 °C−1.3 °C
19761.7 °C−1.5 °C
19754.1 °C+0.9 °C
19743.7 °C+0.6 °C
19732.7 °C−0.4 °C
19723.1 °C±0.0 °C
19711.7 °C−1.5 °C
19701.4 °C−1.8 °C
19690.9 °C−2.3 °C
19680.5 °C−2.6 °C
19672.0 °C−1.1 °C
19660.1 °C−3.0 °C
19651.1 °C−2.0 °C
19642.5 °C−0.6 °C
19631.8 °C−1.3 °C
19620.9 °C−2.2 °C
19612.9 °C−0.3 °C
19601.5 °C−1.7 °C
19593.4 °C+0.2 °C
19581.1 °C−2.1 °C
19572.4 °C−0.7 °C
19560.1 °C−3.1 °C
19550.4 °C−2.8 °C
19542.5 °C−0.6 °C
19533.5 °C+0.3 °C
19520.9 °C−2.3 °C
19511.6 °C−1.5 °C
19502.4 °C−0.7 °C
19493.8 °C+0.7 °C
19482.9 °C−0.2 °C
19471.8 °C−1.4 °C
19463.2 °C+0.1 °C
19452.3 °C−0.9 °C
19443.2 °C±0.0 °C
19434.1 °C+0.9 °C
19420.7 °C−2.5 °C
19410.6 °C−2.5 °C
19401.4 °C−1.7 °C
19392.9 °C−0.3 °C
19385.1 °C+1.9 °C
19373.8 °C+0.7 °C
19362.7 °C−0.4 °C
19353.1 °C±0.0 °C
19344.6 °C+1.5 °C
19332.9 °C−0.2 °C
19323.7 °C+0.6 °C
19312.1 °C−1.0 °C
19304.2 °C+1.0 °C
19292.8 °C−0.3 °C
19281.7 °C−1.4 °C
19271.4 °C−1.7 °C
19261.4 °C−1.7 °C
19252.7 °C−0.5 °C
19242.6 °C−0.6 °C
19231.6 °C−1.5 °C
19221.4 °C−1.7 °C
19212.5 °C−0.7 °C
19203.6 °C+0.4 °C
19191.4 °C−1.7 °C
19182.7 °C−0.4 °C
19171.2 °C−2.0 °C
19161.6 °C−1.5 °C
1915−0.2 °C−3.3 °C
19142.6 °C−0.5 °C
19132.2 °C−0.9 °C
19120.9 °C−2.3 °C
19112.5 °C−0.6 °C
19102.4 °C−0.7 °C
19091.6 °C−1.5 °C
19082.2 °C−0.9 °C
19072.2 °C−0.9 °C
19062.6 °C−0.6 °C
19051.8 °C−1.4 °C
19041.1 °C−2.1 °C
19032.6 °C−0.6 °C
19020.0 °C−3.1 °C
19012.6 °C−0.5 °C
19000.5 °C−2.6 °C
18990.4 °C−2.8 °C
18981.4 °C−1.7 °C
18972.3 °C−0.8 °C
18962.9 °C−0.3 °C
18951.8 °C−1.3 °C
18943.7 °C+0.6 °C
18930.4 °C−2.7 °C
18920.3 °C−2.8 °C
18912.9 °C−0.2 °C
18903.3 °C+0.2 °C
18893.0 °C−0.1 °C
18880.1 °C−3.0 °C
18872.9 °C−0.2 °C
18862.4 °C−0.7 °C
18851.1 °C−2.0 °C
18842.5 °C−0.7 °C
18833.8 °C+0.7 °C
18823.0 °C−0.1 °C
18810.4 °C−2.7 °C
18801.8 °C−1.3 °C
18791.6 °C−1.5 °C
18782.6 °C−0.5 °C
18770.5 °C−2.6 °C
1876Incomplete year—
1875Incomplete year—
1874Incomplete year—
1873Incomplete year—
1872Incomplete year—
1871Incomplete year—
1870Incomplete year—
1869Incomplete year—
1868Incomplete year—
1867Incomplete year—
1866Incomplete year—
1865Incomplete year—
1864Incomplete year—
1863Incomplete year—
1862Incomplete year—
18612.1 °C−1.0 °C

The series shows measurements, not a trend analysis. The series may have level shifts due to a moved measuring site. Measurements before and after a station change are not joined.

Warmest years / Coldest years

Warmest year on record

  1. 20205.1 °C
  2. 19385.1 °C
  3. 20254.8 °C

Coldest year on record

  1. 1915−0.2 °C
  2. 19020.0 °C
  3. 19850.0 °C

Decade by decade

Average deviation of the complete years in each decade from the annual normal. Decades with fewer than 5 complete years are left out.

DecadeDeviationComplete years
1880s−1.0 °C10
1890s−1.2 °C10
1900s−1.4 °C10
1910s−1.4 °C10
1920s−1.0 °C10
1930s+0.4 °C10
1940s−0.7 °C10
1950s−1.3 °C10
1960s−1.7 °C10
1970s−0.8 °C10
1980s−1.0 °C10
1990s±0.0 °C8
2000s+0.1 °C8
2010s+0.1 °C10
2020s+0.8 °C6

Measured extremes

Highest daily maximum
34.9 °C
17 July 1945
Lowest daily minimum
−41.5 °C
28 January 1999

The highest and lowest measured temperature of a day, where a day runs 18:00–18:00 UTC.