Abbotsford A is a weather station located 59 m above sea level, 7 km from Aldergrove East. Its records go back to 1945: 76 years of temperature are available up to 2020, along with rainfall and a comparison with two reference normals. Closed series: the records of this station end in 2020. Over 1991–2020 the annual mean temperature there is 10.8 °C, clearly higher than over 1961–1990 (9.8 °C): a difference of 1.0 °C. The warmest year of the series is 2015 (12.0 °C) and the coldest 1955 (7.9 °C). The last complete year, 2020, ranks 17 out of 76, from warmest to coldest. Over 1961–2020, the annual mean temperature changes by +0.30 °C per decade. The station ranks 76 out of 240 stations, from the fastest rise to the slowest.
Annual mean temperature since 1945
The first ten years of the series (1945–1954) average 9.3 °C; the last ten (2011–2020) average 10.9 °C, a difference of +1.6 °C. Of the ten warmest years in the series, 6 fall after 1999. The warmest is 2015 (12.0 °C). The ten-year running mean peaks at 10.9 °C (2006) and bottoms out at 9.1 °C (1957).
Annual rainfall since 1945
On average 1949 mm of rain falls per year over the 58 documented years. The wettest year, 1997, received 2496 mm; the driest, 1952, only 1309 mm, which is 1.9 times less. Over 1961–1990, December is on average the wettest month (301 mm) and August the driest (60 mm). Between 1986 and 2005, 10 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.
| Month | Temp. 1961–1990 | Temp. 1991–2020 | Difference | Rain 1961–1990 | Rain 1991–2020 | Difference |
|---|---|---|---|---|---|---|
| January | 2.4 °C | 3.7 °C | +1.3 °C | 258 mm | – | – |
| February | 4.7 °C | 5.1 °C | +0.4 °C | 217 mm | – | – |
| March | 6.5 °C | 7.2 °C | +0.7 °C | 183 mm | – | – |
| April | 8.9 °C | 10.0 °C | +1.1 °C | 138 mm | – | – |
| May | 12.1 °C | 13.6 °C | +1.5 °C | 100 mm | – | – |
| June | 15.0 °C | 16.0 °C | +1.0 °C | 79 mm | – | – |
| July | 17.1 °C | 18.6 °C | +1.5 °C | 65 mm | – | – |
| August | 17.3 °C | 18.7 °C | +1.4 °C | 60 mm | – | – |
| September | 14.7 °C | 15.8 °C | +1.1 °C | 103 mm | – | – |
| October | 10.2 °C | 10.9 °C | +0.7 °C | 199 mm | – | – |
| November | 5.8 °C | 6.5 °C | +0.7 °C | 285 mm | – | – |
| December | 2.8 °C | 3.5 °C | +0.7 °C | 301 mm | – | – |
The largest temperature change is in May (+1.5 °C) and the smallest in February (+0.4 °C); over the year the mean difference is +1.0 °C, and 12 months out of twelve are warmer than before.
Records at Abbotsford A
- Warmest year: 12.0 °C, in 2015
- Coldest year: 7.9 °C, in 1955
- Driest year: 1309 mm, in 1952
- Wettest year: 2496 mm, in 1997
- Warmest month: 20.6 °C, in July 1958
- Coldest month: −8.6 °C, in January 1950
- Wettest month: 645 mm, in January 1935
4.1 °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 1961–2020
The regression line of annual mean temperature changes by +0.30 °C per decade between 1961 and 2020, about +1.8 °C over the whole period. That is faster than the median of the 240 stations (+0.25 °C per decade), by 0.05 °C per decade: the station ranks 76 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 Abbotsford A 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 Abbotsford A?
Over 1991–2020, the annual mean temperature at Abbotsford A is 10.8 °C. It was 9.8 °C over 1961–1990, a difference of +1.0 °C.
What is the warmest year ever measured at Abbotsford A?
Since records began in 1945, the warmest year at Abbotsford A is 2015, at 12.0 °C on average. The coldest is 1955 (7.9 °C).
Is the climate at Abbotsford A getting warmer?
Yes: at Abbotsford A, the annual mean temperature rises by 0.30 °C per decade between 1961 and 2020, +1.8 °C in total. 6 of the 10 warmest years in the series fall after 1999.
Towns near this station
Neighbouring stations