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Has the climate in Walnut Grove changed?
Walnut Grove has warmed about 2.5°F between 1993 and 2020.
About 0.9°F per decade, measured from Walnut Grove's official daily weather records, 1993–2020. Individual years still bounce around — some recent ones came in cool — but the long-term line has clearly risen.
What has actually changed
Each card compares the 1970s (the first ten years of the record) with recent years (the last ten) — the same span the headline and the chart use.
Walnut Grove's temperature, year by year
Average temperature for each year from 1993 to 2020.
Each bar is one year. Most recent years sit above the older ones. Some recent years still came in cool — warming is a slope, not a straight climb.
Methodology & sources
Temperature — 1991–2020 normals computed from 27 years of daily observations at Pitt Meadows CS, a weather station, about 6 km from the city centre. The underlying daily records come from NOAA's global station network.