37.204°N, 80.414°W · station RNKthr · 134 years of record
59°F
COLDEST SEP 8 SINCE 2025
forecast low · Sep 8
7-Day Forecast
NWS NDFD forecast low temperature for Blacksburg.
This Day in History
Every year's low on each of the next 7 forecast dates at Blacksburg — toggle a day below. The forecast line shows where it lands; the ringed bar is the coldest on record.
Ranks
#132 / 133
coldest Sep 2 in 133 yrs of record
Coldest Sep 2 ever
37°F
set in 1909
Mildest Sep 2 ever
68°F
set in 1948
Forecast low 67°F — 132nd coldest Sep 2 of 133 years · record 37°F (1909) · coldest since 2025.
Ranks
#133 / 132
coldest Sep 3 in 132 yrs of record
Coldest Sep 3 ever
34°F
set in 1909
Mildest Sep 3 ever
67°F
set in 1941
Forecast low 68°F — 133rd coldest Sep 3 of 132 years · record 34°F (1909) · coldest since 2025.
Ranks
#131 / 130
coldest Sep 4 in 130 yrs of record
Coldest Sep 4 ever
42°F
set in 1919
Mildest Sep 4 ever
68°F
set in 1941
Forecast low 70°F — 131st coldest Sep 4 of 130 years · record 42°F (1919) · coldest since 2025.
Ranks
#131 / 132
coldest Sep 5 in 132 yrs of record
Coldest Sep 5 ever
32°F
set in 1982
Mildest Sep 5 ever
68°F
set in 1932
Forecast low 68°F — 131st coldest Sep 5 of 132 years · record 32°F (1982) · coldest since 2025.
Ranks
#103 / 130
coldest Sep 6 in 130 yrs of record
Coldest Sep 6 ever
34°F
set in 1909
Mildest Sep 6 ever
70°F
set in 1899
Forecast low 62°F — 103rd coldest Sep 6 of 130 years · record 34°F (1909) · coldest since 2025.
Ranks
#96 / 132
coldest Sep 7 in 132 yrs of record
Coldest Sep 7 ever
34°F
set in 1924
Mildest Sep 7 ever
67°F
set in 2012
Forecast low 60°F — 96th coldest Sep 7 of 132 years · record 34°F (1924) · coldest since 2025.
Ranks
#85 / 132
coldest Sep 8 in 132 yrs of record
Coldest Sep 8 ever
36°F
set in 1924
Mildest Sep 8 ever
65°F
set in 1939
Forecast low 59°F — 85th coldest Sep 8 of 132 years · record 36°F (1924) · coldest since 2025.
The hottest and coldest ever recorded at Blacksburg in each calendar month, and for the whole 1893–2026 record — with the year each was set.
Month
Record High
Record Low
Jan
75°FJan 14, 1932
-18°FJan 21, 1985
Feb
80°FFeb 23, 2018
-12°FFeb 9, 1895
Mar
86°FMar 29, 2020
-2°FMar 17, 1900
Apr
95°FApr 28, 1957
10°FApr 1, 1923
May
93°FMay 10, 1902
23°FMay 5, 1973
Jun
99°FJun 25, 1914
30°FJun 11, 1972
Jul
100°FJul 22, 1926
34°FJul 29, 1905
Aug
99°FAug 23, 1983
35°FAug 26, 1917
Sep
97°FSep 7, 1925
22°FSep 24, 1983
Oct
94°FOct 4, 2019
13°FOct 27, 1962
Nov
82°FNov 2, 2004
-1°FNov 16, 1908
Dec
75°FDec 16, 1984
-27°FDec 30, 1917
All-time
100°FJul 22, 1926
-27°FDec 30, 1917
2026 Records So Far
Records set or tied at Blacksburg so far this year — through Aug 31.
Record Highs in 2026
7 broke
plus 0 tied — daily record highs set this year
Record Lows in 2026
0 broke
plus 0 tied — daily record lows set this year
Record Warm Nights & Cold Days
Two more daily records, kept separate from the rankings: the warmest a night has ever stayed (record high minimum) and the coldest a day has ever gotten (record low maximum) — the flip side of the usual record high and low.
Warmest low ever
78°F
record high minimum — the night it never cooled · Jul 5, 1949
Coldest high ever
0°F
record low maximum — the day it never warmed · Feb 8, 1895
Month
Warmest low
Coldest high
Jan
54°FJan 8, 1998
2°FJan 28, 1986
Feb
55°FFeb 16, 2018
0°FFeb 8, 1895
Mar
60°FMar 25, 1913
16°FMar 2, 1980
Apr
64°FApr 11, 1922
30°FApr 7, 1982
May
74°FMay 29, 1941
44°FMay 8, 1989
Jun
72°FJun 27, 1941
51°FJun 1, 1967
Jul
78°FJul 5, 1949
58°FJul 13, 1999
Aug
72°FAug 6, 1941
58°FAug 31, 1893
Sep
70°FSep 6, 1899
47°FSep 29, 1984
Oct
67°FOct 4, 1941
35°FOct 27, 1962
Nov
62°FNov 6, 2022
19°FNov 30, 1929
Dec
57°FDec 1, 2006
9°FDec 26, 1983
All-time
78°FJul 5, 1949
0°FFeb 8, 1895
Cold Streaks
Current run
0 days
consecutive days with a low ≤ 32°F
Longest ever
61 days
record run, ended Mar 3 1973
So far in 2026
75 days
days with a low ≤ 32°F this year
Climate Normals
Normal low & low by month, from Blacksburg's own 1991–2020 record. Today's normal low: 56°F · forecast is +3° vs normal.
Blacksburg's observed daily low for the last six weeks — a white ring marks any day that broke or tied its daily record for that date.
2026 So Far
Every day this year against Blacksburg's own record — the record low, the normal, and the full span ever seen. A shareable look at where the year stands.