| " | -35 | -30 |
| 30 |} |Fog | -51 | -35 |
| 31 |} |Snow | -10 | -5 |
| Feb. | | | | |
| 1 |} Lena Post-Road | " | -2 | -2 |
| 2 |} | " | -2 | -5 |
| 3 |} |Bright sunshine | 2 | 5 |
| 4 |} |Dull | 10 | 12 |
| 5 |} | " | 15 | 15 |
| 6 |} |Fog | 2 | -5 |
| 7 |} | " | -5 | -4 |
| 8 |} |Fine | -12 | -28 |
| 9 |} |Bright sunshine | -40 | -32 |
| 10 |} | " " | -30 | -10 |
| 11 |} | " " | -25 | -16 |
| 12 |} | " " | -28 | -35 |
| 13 |} | " " | -34 | -25 |
| 14 | Yakutsk |Snow | -15 | -24 |
| 15 | " |Bright sunshine | -24 | -24 |
| 16 | " | " " | -32 | -34 |
| 17 | " | " " | -34 | -24 |
| 18 | " | " " | -32 | -26 |
| 19 | " | " " | -20 | -14 |
| 20 | " | " " | -24 | -30 |
| 21 |} " | " " | -41 | -2 |
| 22 |} |Dull | -12 | -10 |
| 23 |} |Bright sunshine | -45 | -20 |
| 24 |} | " " | -41 | -23 |
| 25 |} Yakutsk | " " | -45 | -30 |
| 26 |} to | " " | -42 | -40 |
| 27 |} Verkhoyansk | " " | -75 | -75 |
| 28 |} |Dull--snow | -35 | -37 |
| Mar. | | | | |
| 1 |} |Bright sunshine | -45 | -63 |
| 2 | Verkhoyansk | " " | -65 | -50 |
| 3 |} " | "