| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 1.44 | 1.58 | -0.14 |
| Feb | 1.36 | 1.62 | -0.26 |
| Mar | 1.65 | 2.11 | -0.46 |
| Apr | 1.71 | 2.14 | -0.43 |
| May | 1.53 | 1.73 | -0.20 |
| Jun | 0.81 | 0.87 | -0.06 |
| Jul | 2.00 | 2.21 | -0.21 |
| Aug | 2.13 | 2.33 | -0.20 |
| Sep | 1.97 | 2.10 | -0.13 |
| Oct | 1.68 | 1.94 | -0.26 |
| Nov | 1.51 | 1.67 | -0.16 |
| Dec | 1.41 | 1.64 | -0.23 |
19.20 | 21.94 | -2.74 |