Earliest and Latest Days of 20° C in Rovaniemi

This is a list of the earliest and latest days in the year with a high temperature of at least 20 °C in Rovaniemi, Finland history. It is based on NOAA data from the years 1959–2024.

Also see:

Earliest 20 degree day in Rovaniemi?

The earliest in the year that Rovaniemi, Finland had a high temperature of at least 20 °C is May 5 which happened in 2006.

Latest 20 degree day in Rovaniemi?

The latest in the year that Rovaniemi, Finland had a high temperature of at least 20 °C is September 12 which happened in 1972.

Earliest Days ≥ 20 °C

Date	Year	Temperature
May 5	2006	20.2 °C
May 6	2006	23.5 °C
May 6	2004	21.7 °C
May 7	2006	24.1 °C
May 7	2004	21.0 °C
May 8	2006	22.2 °C
May 8	2004	22.6 °C
May 8	2001	20.6 °C
May 8	1993	20.2 °C
May 11	2018	22.1 °C
May 11	1975	22.4 °C
May 11	1963	22.9 °C
May 12	2018	24.0 °C
May 13	2021	24.4 °C
May 13	2018	24.6 °C
May 13	1959	22.3 °C
May 14	2018	25.4 °C
May 14	2010	22.2 °C
May 14	1959	21.8 °C
May 15	2023	20.9 °C
May 15	2018	23.5 °C
May 15	2010	26.0 °C
May 15	1984	20.1 °C
May 15	1959	20.5 °C

Latest Days ≥ 20 °C

Date	Year	Temperature
September 12	1972	21.0 °C
September 11	2019	20.5 °C
September 9	2023	21.6 °C
September 7	1999	21.0 °C
September 6	1999	23.3 °C
September 6	1995	20.2 °C
September 6	1968	23.1 °C
September 5	1988	20.0 °C
September 5	1968	20.7 °C
September 4	2006	20.5 °C
September 4	1963	21.5 °C
September 3	1999	21.0 °C
September 3	1995	21.2 °C
September 2	2019	22.8 °C
August 30	2019	20.1 °C
August 30	2006	20.9 °C
August 30	1996	22.1 °C
August 30	1976	20.5 °C
August 29	2019	24.6 °C
August 29	2000	20.0 °C