National Temperature Index
- Time Series
- Background
- FAQ
National USHCN monthly temperature updates have been discontinued. The official CONUS temperature record is now based upon nClimDiv. USHCN data for January 1895 to August 2014 will remain available for historical comparison.
Time Series
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| Dates | USCRN | ClimDiv | USHCN |
|---|---|---|---|
| 189504 - 189506 | -99.99°F | -0.31°F | -0.31°F |
| 189604 - 189606 | -99.99°F | 1.04°F | 0.84°F |
| 189704 - 189706 | -99.99°F | -0.38°F | -0.58°F |
| 189804 - 189806 | -99.99°F | -0.51°F | -0.69°F |
| 189904 - 189906 | -99.99°F | -0.80°F | -0.97°F |
| 190004 - 190006 | -99.99°F | 0.69°F | 0.55°F |
| 190104 - 190106 | -99.99°F | -0.86°F | -1.03°F |
| 190204 - 190206 | -99.99°F | -0.23°F | -0.25°F |
| 190304 - 190306 | -99.99°F | -1.97°F | -2.02°F |
| 190404 - 190406 | -99.99°F | -1.57°F | -1.67°F |
| 190504 - 190506 | -99.99°F | -1.31°F | -1.41°F |
| 190604 - 190606 | -99.99°F | -0.65°F | -0.78°F |
| 190704 - 190706 | -99.99°F | -4.15°F | -4.24°F |
| 190804 - 190806 | -99.99°F | -1.03°F | -1.16°F |
| 190904 - 190906 | -99.99°F | -1.84°F | -2.01°F |
| 191004 - 191006 | -99.99°F | -0.15°F | -0.21°F |
| 191104 - 191106 | -99.99°F | 0.13°F | 0.04°F |
| 191204 - 191206 | -99.99°F | -1.27°F | -1.33°F |
| 191304 - 191306 | -99.99°F | -0.61°F | -0.70°F |
| 191404 - 191406 | -99.99°F | -0.01°F | -0.10°F |
| 191504 - 191506 | -99.99°F | -0.92°F | -1.00°F |
| 191604 - 191606 | -99.99°F | -1.90°F | -1.96°F |
| 191704 - 191706 | -99.99°F | -3.61°F | -3.67°F |
| 191804 - 191806 | -99.99°F | -0.20°F | -0.31°F |
| 191904 - 191906 | -99.99°F | -0.30°F | -0.43°F |
| 192004 - 192006 | -99.99°F | -2.70°F | -2.83°F |
| 192104 - 192106 | -99.99°F | -0.03°F | -0.20°F |
| 192204 - 192206 | -99.99°F | 0.02°F | -0.09°F |
| 192304 - 192306 | -99.99°F | -1.37°F | -1.51°F |
| 192404 - 192406 | -99.99°F | -1.60°F | -1.71°F |
| 192504 - 192506 | -99.99°F | 1.00°F | 0.88°F |
| 192604 - 192606 | -99.99°F | -0.77°F | -0.91°F |
| 192704 - 192706 | -99.99°F | -1.01°F | -1.18°F |
| 192804 - 192806 | -99.99°F | -2.03°F | -2.20°F |
| 192904 - 192906 | -99.99°F | -1.35°F | -1.49°F |
| 193004 - 193006 | -99.99°F | 0.16°F | 0.03°F |
| 193104 - 193106 | -99.99°F | -0.13°F | -0.29°F |
| 193204 - 193206 | -99.99°F | -0.07°F | -0.23°F |
| 193304 - 193306 | -99.99°F | -0.11°F | -0.21°F |
| 193404 - 193406 | -99.99°F | 2.52°F | 2.35°F |
| 193504 - 193506 | -99.99°F | -2.30°F | -2.46°F |
| 193604 - 193606 | -99.99°F | 0.91°F | 0.73°F |
| 193704 - 193706 | -99.99°F | -0.25°F | -0.40°F |
| 193804 - 193806 | -99.99°F | -0.41°F | -0.57°F |
| 193904 - 193906 | -99.99°F | 0.51°F | 0.33°F |
| 194004 - 194006 | -99.99°F | -0.30°F | -0.52°F |
| 194104 - 194106 | -99.99°F | 0.19°F | 0.10°F |
| 194204 - 194206 | -99.99°F | -0.50°F | -0.67°F |
| 194304 - 194306 | -99.99°F | -0.07°F | -0.19°F |
| 194404 - 194406 | -99.99°F | -0.74°F | -0.86°F |
| 194504 - 194506 | -99.99°F | -2.40°F | -2.54°F |
| 194604 - 194606 | -99.99°F | 0.04°F | -0.13°F |
| 194704 - 194706 | -99.99°F | -1.26°F | -1.42°F |
| 194804 - 194806 | -99.99°F | 0.26°F | 0.08°F |
| 194904 - 194906 | -99.99°F | 0.49°F | 0.36°F |
| 195004 - 195006 | -99.99°F | -1.85°F | -1.98°F |
| 195104 - 195106 | -99.99°F | -1.48°F | -1.62°F |
| 195204 - 195206 | -99.99°F | 0.47°F | 0.34°F |
| 195304 - 195306 | -99.99°F | -1.15°F | -1.31°F |
| 195404 - 195406 | -99.99°F | 0.02°F | -0.17°F |
| 195504 - 195506 | -99.99°F | -0.29°F | -0.44°F |
| 195604 - 195606 | -99.99°F | -0.02°F | -0.18°F |
| 195704 - 195706 | -99.99°F | -0.84°F | -0.96°F |
| 195804 - 195806 | -99.99°F | -0.32°F | -0.43°F |
| 195904 - 195906 | -99.99°F | 0.28°F | 0.13°F |
| 196004 - 196006 | -99.99°F | -0.20°F | -0.32°F |
| 196104 - 196106 | -99.99°F | -1.51°F | -1.66°F |
| 196204 - 196206 | -99.99°F | 0.14°F | 0.02°F |
| 196304 - 196306 | -99.99°F | 0.00°F | -0.16°F |
| 196404 - 196406 | -99.99°F | -0.28°F | -0.40°F |
| 196504 - 196506 | -99.99°F | -0.68°F | -0.79°F |
| 196604 - 196606 | -99.99°F | -1.16°F | -1.27°F |
| 196704 - 196706 | -99.99°F | -1.79°F | -1.88°F |
| 196804 - 196806 | -99.99°F | -1.44°F | -1.51°F |
| 196904 - 196906 | -99.99°F | -0.23°F | -0.32°F |
| 197004 - 197006 | -99.99°F | -0.77°F | -0.83°F |
| 197104 - 197106 | -99.99°F | -1.20°F | -1.24°F |
| 197204 - 197206 | -99.99°F | -0.67°F | -0.73°F |
| 197304 - 197306 | -99.99°F | -1.52°F | -1.60°F |
| 197404 - 197406 | -99.99°F | -0.39°F | -0.43°F |
| 197504 - 197506 | -99.99°F | -2.29°F | -2.32°F |
| 197604 - 197606 | -99.99°F | -0.96°F | -1.00°F |
| 197704 - 197706 | -99.99°F | 1.50°F | 1.46°F |
| 197804 - 197806 | -99.99°F | -0.44°F | -0.48°F |
| 197904 - 197906 | -99.99°F | -1.49°F | -1.50°F |
| 198004 - 198006 | -99.99°F | -0.37°F | -0.40°F |
| 198104 - 198106 | -99.99°F | 0.78°F | 0.76°F |
| 198204 - 198206 | -99.99°F | -1.94°F | -1.96°F |
| 198304 - 198306 | -99.99°F | -3.17°F | -3.16°F |
| 198404 - 198406 | -99.99°F | -1.09°F | -1.10°F |
| 198504 - 198506 | -99.99°F | 0.99°F | 0.97°F |
| 198604 - 198606 | -99.99°F | 0.93°F | 0.94°F |
| 198704 - 198706 | -99.99°F | 1.72°F | 1.68°F |
| 198804 - 198806 | -99.99°F | 0.78°F | 0.77°F |
| 198904 - 198906 | -99.99°F | -0.03°F | -0.05°F |
| 199004 - 199006 | -99.99°F | 0.01°F | -0.02°F |
| 199104 - 199106 | -99.99°F | 0.67°F | 0.68°F |
| 199204 - 199206 | -99.99°F | -0.14°F | -0.19°F |
| 199304 - 199306 | -99.99°F | -1.19°F | -1.15°F |
| 199404 - 199406 | -99.99°F | 0.90°F | 0.90°F |
| 199504 - 199506 | -99.99°F | -1.99°F | -1.93°F |
| 199604 - 199606 | -99.99°F | -0.02°F | -0.06°F |
| 199704 - 199706 | -99.99°F | -1.98°F | -1.98°F |
| 199804 - 199806 | -99.99°F | 0.03°F | 0.06°F |
| 199904 - 199906 | -99.99°F | -0.55°F | -0.47°F |
| 200004 - 200006 | -99.99°F | 1.06°F | 1.05°F |
| 200104 - 200106 | -99.99°F | 1.19°F | 1.16°F |
| 200204 - 200206 | -99.99°F | 0.69°F | 0.67°F |
| 200304 - 200306 | -99.99°F | -0.22°F | -0.21°F |
| 200404 - 200406 | -99.99°F | 0.37°F | 0.37°F |
| 200504 - 200506 | -0.20°F | -0.18°F | -0.16°F |
| 200604 - 200606 | 2.12°F | 2.24°F | 2.22°F |
| 200704 - 200706 | 0.32°F | 0.39°F | 0.37°F |
| 200804 - 200806 | -0.75°F | -0.74°F | -0.73°F |
| 200904 - 200906 | -0.17°F | -0.15°F | -0.15°F |
| 201004 - 201006 | 0.60°F | 0.68°F | 0.72°F |
| 201104 - 201106 | -0.10°F | -0.22°F | -0.17°F |
| 201204 - 201206 | 2.43°F | 2.37°F | 2.35°F |
| 201304 - 201306 | -0.10°F | -0.22°F | -99.99°F |
| 201404 - 201406 | 0.50°F | 0.32°F | -99.99°F |
| 201504 - 201506 | 1.35°F | 1.29°F | -99.99°F |
| 201604 - 201606 | 1.28°F | 1.23°F | -99.99°F |
| 201704 - 201706 | 1.22°F | 1.03°F | -99.99°F |