The Year in Heat & Cold
1880
-1.34°F
ran -1.34°F cooler than the 1996–2025 average across 67 cities — the 83rd warmest of 157 years on record.
Extremes
Hottest Day of 1880
111.0°F
Yuma, AZ · Aug 16
Coldest Day of 1880
-42.0°F
Havre, MT · Dec 29
Records Set in 1880
Daily Heat Records Set
149
calendar-day record highs set in 1880 that still stand today
Daily Cold Records Set
392
calendar-day record lows set in 1880 that still stand today
Where the Year Ran Warm & Cold
Each city's 1880 average temperature versus its 1996–2025 normal — blue where the year ran cool, red where it ran hot.
Hottest & Coldest at Every City
Each city's single hottest and coldest reading of 1880 — the number is the temperature, coloured hot-to-cold. Toggle between the two.
Month by Month
National temperature anomaly by month — red above the line is a warm month, blue below is cool.
+8.57J
+1.43F
-2.88M
-0.48A
+2.60M
-0.56J
-1.87J
-1.86A
-3.14S
-2.92O
-8.70N
-6.69D
Warmest Stations & States
Warmest Stations of 1880
| 1 | Cincinnati OH | +1.91°F |
| 2 | Pittsburgh PA | +1.87°F |
| 3 | Jacksonville FL | +1.79°F |
| 4 | Dubuque IA | +1.66°F |
| 5 | Concord NH | +1.43°F |
| 6 | Augusta GA | +1.16°F |
| 7 | Portland ME | +1.15°F |
| 8 | Morgantown WV | +0.85°F |
| 9 | Toledo OH | +0.83°F |
| 10 | Key West FL | +0.83°F |
Coolest Stations of 1880
| 1 | Los Angeles Downtown CA | -6.22°F |
| 2 | Salt Lake City UT | -5.80°F |
| 3 | Havre MT | -5.60°F |
| 4 | San Diego CA | -5.48°F |
| 5 | Yuma AZ | -5.28°F |
| 6 | Bismarck ND | -4.46°F |
| 7 | Sacramento CA | -3.83°F |
| 8 | Boise ID | -3.61°F |
| 9 | Washington DC | -3.35°F |
| 10 | Cheyenne WY | -3.33°F |
By State
Warmest states of 1880
New Hampshire+1.43°Maine+1.15°West Virginia+0.85°Florida+0.57°Alabama+0.56°Illinois+0.43°
Coolest states of 1880
Utah-5.80°Montana-5.60°Arizona-5.28°California-5.18°North Dakota-4.46°Idaho-3.61°
Hottest Since · Browse all states · See where it's coldest → coldestsince.com
part of Weather Trader · supported by Substack Subscribers · data: NWS NDFD forecast + NOAA/ACIS ThreadEx records · updated 2026-07-12 22:52Z
© 2026 Weather Trader · All rights reserved
part of Weather Trader · supported by Substack Subscribers · data: NWS NDFD forecast + NOAA/ACIS ThreadEx records · updated 2026-07-12 22:52Z
© 2026 Weather Trader · All rights reserved