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Weather extremes

How extreme does Blacksburg's weather get?

The hottest, coldest, wettest and snowiest days Blacksburg has recorded — the outer limits of what its weather can do, and how far they sit beyond a normal day.

Based on 31 years of daily weather observations (1995–present), from the Christiansburg station 11 km away. Updated through May 2026 — an all-time extreme only changes when a more extreme day actually occurs, so some dates are old. That is normal, not stale data.

The four kinds of extreme

The hottest, coldest, wettest and snowiest single days Blacksburg has recorded — each shown against what a normal day that time of year looks like.

🔥 Hottest day
97°F Aug 17, 2007

That is about 16°F hotter than a normal August afternoon in Blacksburg (typical high near 81°F).

The three most extreme on record

1 97°F Aug 17, 2007
2 96°F Aug 18, 1995
3 96°F Jul 6, 1999
❄️ Coldest night
-8°F Feb 5, 1996

About 34°F colder than a normal February night in Blacksburg (typical low near 26°F).

The three most extreme on record

1 -8°F Feb 5, 1996
2 -6°F Feb 6, 1996
3 -5°F Jan 7, 2014
🌧️ Most rain in one day
4.82 in Sep 22, 2021

More rain in a single day than Blacksburg usually gets in the whole month of September (typical September total about 3.7 in).

The three most extreme on record

1 4.82 in Sep 22, 2021recent
2 3.55 in Sep 28, 2004
3 3.41 in Sep 6, 2011
Most snow in one day
17.0 in Jan 7, 1996

Close to a whole typical January's snow in one day (Blacksburg averages about 6 in across the month).

The three most extreme on record

1 17.0 in Jan 7, 1996
2 16.0 in Dec 19, 2009
3 15.0 in Jan 28, 1998

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.

-30°-10°10°30°50°70°90°110° all-time high 97°F JanFebMarAprMayJunJulAugSepOctNovDec
normal range of daily temperatureshottest ever recordedcoldest ever recorded

Blacksburg's record heat sits well above even a hot day for the season — August's 97°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

In a normal year, Blacksburg's warmest days reach the low 80s°F and its coldest nights drop to the low 20s°F. But across the record it has gone as high as 97°F and as low as −8°F. A single day has delivered over 5 inches of rain or close to 17 inches of snow. Those are the outer edges worth knowing if you are moving here, planning a trip, or thinking about a house.
Methodology & sources

Temperature & precipitation — the official 1991–2020 climate normals from NOAA's U.S. Climate Normals, measured at Christiansburg (NOAA GHCN station USC00441692), about 11 km from the city centre.

How we build these numbers →