The Year in Heat & Cold
1902
-1.63°F
ran -1.63°F cooler than the 1996–2025 average across 192 cities — the 57th coldest of 157 years on record.
Coldest Day of 1902
-39.0°F
Hayward, WI · Jan 28
Hottest Day of 1902
116.0°F
Phoenix, AZ · Jun 24
Daily Cold Records Set
568
calendar-day record lows set in 1902 that still stand today
Daily Heat Records Set
415
calendar-day record highs set in 1902 that still stand today
Where the Year Ran Warm & Cold
Each city's 1902 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 1902 — the number is the temperature, coloured hot-to-cold. Toggle between the two.
National temperature anomaly by month — red above the line is a warm month, blue below is cool.
Coolest Stations & States
Warmest states of 1902
Mississippi-0.06°Alabama-0.47°Virginia-0.47°Oregon-0.61°Minnesota-0.71°Wisconsin-0.79°
Coolest states of 1902
District of Columbia-4.37°Arizona-4.22°California-3.17°New Jersey-2.93°North Dakota-2.82°Puerto Rico-2.82°