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Weather extremes
How extreme does Northampton's weather get?
The hottest, coldest, wettest and snowiest days Northampton has recorded — the outer limits of what its weather can do, and how far they sit beyond a normal day.
The four kinds of extreme
The hottest, coldest, wettest and snowiest single days Northampton has recorded — each shown against what a normal day that time of year looks like.
That is about 16°F hotter than a normal July afternoon in Northampton (typical high near 83°F).
The three most extreme on record
About 43°F colder than a normal January night in Northampton (typical low near 14°F).
The three most extreme on record
More rain in a single day than Northampton usually gets in the whole month of October (typical October total about 4.7 in).
The three most extreme on record
Close to a whole typical February's snow in one day (Northampton averages about 11 in across the month).
The three most extreme on record
How hot and cold it gets, month by month
The shaded band is the normal range of daily temperatures for each month. The dots show the most extreme it has ever been — so you can see how far beyond a normal day the records really sit.
Northampton's record heat sits well above even a hot day for the season — July's 99°F is about 16°F beyond a normal hot afternoon. Its record cold is just as far below a normal winter night — the dots mark how rare each extreme really is.
In plain terms
Methodology & sources
Temperature & precipitation — the official 1991–2020 climate normals from NOAA's U.S. Climate Normals, measured at Amherst (NOAA GHCN station USC00190120), about 11 km from the city centre.