The Year in Heat & Cold
1943
-1.39°F
ran -1.39°F cooler than the 1996–2025 average across 320 cities — the 72nd coldest of 157 years on record.
Extremes
Coldest Day of 1943
-54.0°F
Gulkana, AK · Feb 10
Hottest Day of 1943
120.0°F
Needles, CA · Jul 25
Records Set in 1943
Daily Cold Records Set
1,251
calendar-day record lows set in 1943 that still stand today
Daily Heat Records Set
854
calendar-day record highs set in 1943 that still stand today
Where the Year Ran Warm & Cold
Each city's 1943 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 1943 — 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.
-2.22J
+0.56F
-4.20M
-0.96A
-1.27M
+0.04J
-0.62J
-0.11A
-2.59S
-1.35O
-2.06N
-2.08D
Coolest Stations & States
Coolest Stations of 1943
| 1 | Manchester NH | -4.80°F |
| 2 | Caribou ME | -4.70°F |
| 3 | Reno NV | -4.66°F |
| 4 | Helena MT | -4.54°F |
| 5 | Clayton NM | -4.50°F |
| 6 | Sault Ste Marie MI | -4.41°F |
| 7 | Palm Springs CA | -4.41°F |
| 8 | Bangor ME | -4.32°F |
| 9 | Burlington VT | -4.28°F |
| 10 | Muskegon MI | -3.96°F |
Warmest Stations of 1943
| 1 | Lynchburg VA | +1.68°F |
| 2 | Pine Bluff AR | +1.66°F |
| 3 | Beckley WV | +1.64°F |
| 4 | Grand Junction CO | +1.57°F |
| 5 | Gulkana AK | +1.43°F |
| 6 | North Platte NE | +1.41°F |
| 7 | Denver CO | +1.30°F |
| 8 | Greenville MS | +1.09°F |
| 9 | Pocatello ID | +1.01°F |
| 10 | Klamath Falls OR | +1.01°F |
By State
Warmest states of 1943
Arkansas+0.16°Virginia+0.01°Colorado-0.02°Mississippi-0.18°Wyoming-0.21°Oklahoma-0.29°
Coolest states of 1943
Vermont-4.28°New Hampshire-3.96°Maine-3.73°Puerto Rico-3.14°Michigan-2.98°Indiana-2.72°
Coldest Since · Browse all states · See where it's hottest → hottestsince.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