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Flin Flon: weather history since 1929

Flin Flon is a weather station located 304 m above sea level, 16 km from Flin Flon. Its records go back to 1929: 88 years of temperature are available up to 2019, along with rainfall and a comparison with two reference normals. Closed series: the records of this station end in 2019. Over 1991–2020 the annual mean temperature there is 0.2 °C, clearly higher than over 1961–1990 (−1.0 °C): a difference of 1.1 °C. The warmest year of the series is 2006 (2.5 °C) and the coldest 1933 (−4.1 °C). The last complete year, 2019, ranks 39 out of 88, from warmest to coldest. Over 1961–2019, the annual mean temperature changes by +0.40 °C per decade. The station ranks 18 out of 240 stations, from the fastest rise to the slowest.

Annual mean temperature since 1929

−4−202
1929194019501960197019801990200020102019
Mean temperature of the year   10-year running mean   1961–1990 normal (−1.0 °C)   1991–2020 normal (0.2 °C)

The first ten years of the series (1929–1938) average −1.8 °C; the last ten (2010–2019) average 0.4 °C, a difference of +2.2 °C. Of the ten warmest years in the series, 5 fall after 1999. The warmest is 2006 (2.5 °C). The ten-year running mean peaks at 0.7 °C (2006) and bottoms out at −2.0 °C (1936).

Annual rainfall since 1929

02004006008001000
1929194019501960197019801990200020102019
Rainfall of the year   Series average (506 mm)

On average 506 mm of rain falls per year over the 59 documented years. The wettest year, 2016, received 928 mm; the driest, 1960, only 307 mm, which is 3.0 times less. The 1991–2020 normal (520 mm per year) is 17 mm (3.4 %) above the 1961–1990 one (503 mm). Over 1991–2020, July is on average the wettest month (87 mm) and March the driest (18 mm). Between 1996 and 2017, 13 years out of 20 exceeded the series average.

Monthly normals: 1961–1990 against 1991–2020

The table compares, month by month, the mean temperature and the rainfall total of two thirty-year reference periods. The difference column shows what the recent period changes compared with the earlier one.

Monthly temperature and rainfall normals, 1961–1990 and 1991–2020
MonthTemp. 1961–1990Temp. 1991–2020DifferenceRain 1961–1990Rain 1991–2020Difference
January−22.6 °C−19.8 °C+2.8 °C21 mm24 mm+3 mm
February−18.2 °C−16.7 °C+1.5 °C18 mm19 mm+1 mm
March−10.5 °C−9.3 °C+1.2 °C21 mm18 mm−3 mm
April0.4 °C0.5 °C+0.1 °C23 mm23 mm0 mm
May8.7 °C8.4 °C−0.3 °C45 mm42 mm−3 mm
June14.5 °C15.2 °C+0.7 °C74 mm73 mm−1 mm
July17.3 °C18.3 °C+1.0 °C81 mm87 mm+6 mm
August15.9 °C16.9 °C+1.0 °C67 mm79 mm+12 mm
September9.0 °C10.8 °C+1.8 °C63 mm63 mm0 mm
October2.6 °C2.6 °C0.0 °C39 mm41 mm+2 mm
November−9.3 °C−8.0 °C+1.3 °C26 mm27 mm+1 mm
December−19.4 °C−16.8 °C+2.6 °C25 mm24 mm−1 mm

The largest temperature change is in January (+2.8 °C) and the smallest in May (−0.3 °C); over the year the mean difference is +1.1 °C, and 10 months out of twelve are warmer than before. For rainfall, the largest difference is in August (+12 mm) and the smallest in March (−3 mm).

Records at Flin Flon

  • Warmest year: 2.5 °C, in 2006
  • Coldest year: −4.1 °C, in 1933
  • Driest year: 307 mm, in 1960
  • Wettest year: 928 mm, in 2016
  • Warmest month: 21.0 °C, in July 2012
  • Coldest month: −33.0 °C, in January 1950
  • Wettest month: 331 mm, in August 2016

6.6 °C separate the warmest year of the series from the coldest. Daily records are not part of the dataset for this station: only annual and monthly extremes are shown.

Temperature trend over 1961–2019

The regression line of annual mean temperature changes by +0.40 °C per decade between 1961 and 2019, about +2.3 °C over the whole period. That is faster than the median of the 240 stations (+0.25 °C per decade), by 0.15 °C per decade: the station ranks 18 out of 240.

Data source and licence

Data source: Environment and Climate Change Canada (dataset “AHCCD (ahccd-monthly) + climate-daily”), licence Open Government Licence – Canada. Last updated: 29 October 2026.

The data for Flin Flon are shown as the source publishes them; this site does not correct them. A year is kept only if at least eleven months of measurements are available, and a normal is computed only with at least twenty years of data out of its thirty. Temperatures are rounded to 0.1 °C and rainfall to the millimetre. The station is one of 240 stations in Canada: the overview page lets you compare them.

Frequently asked questions

What is the annual mean temperature at Flin Flon?

Over 1991–2020, the annual mean temperature at Flin Flon is 0.2 °C. It was −1.0 °C over 1961–1990, a difference of +1.1 °C.

What is the warmest year ever measured at Flin Flon?

Since records began in 1929, the warmest year at Flin Flon is 2006, at 2.5 °C on average. The coldest is 1933 (−4.1 °C).

Is the climate at Flin Flon getting warmer?

Yes: at Flin Flon, the annual mean temperature rises by 0.40 °C per decade between 1961 and 2019, +2.3 °C in total. 5 of the 10 warmest years in the series fall after 1999.

Towns near this station

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