| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 2.58 | 2.75 | -0.17 |
| Feb | 2.94 | 2.92 | 0.02 |
| Mar | 2.16 | 1.93 | 0.23 |
| Apr | 0.94 | 1.03 | -0.09 |
| May | 0.35 | 0.34 | 0.01 |
| Jun | 0.07 | 0.06 | 0.01 |
| Jul | 0.04 | 0.10 | -0.06 |
| Aug | 0.04 | 0.04 | 0.00 |
| Sep | 0.14 | 0.14 | 0.00 |
| Oct | 0.62 | 0.51 | 0.11 |
| Nov | 1.08 | 0.98 | 0.10 |
| Dec | 2.05 | 2.01 | 0.04 |
13.01 | 12.81 | 0.20 |