| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 4.12 | 4.11 | 0.01 |
| Feb | 4.44 | 4.60 | -0.16 |
| Mar | 5.56 | 5.41 | 0.15 |
| Apr | 5.53 | 5.43 | 0.10 |
| May | 5.51 | 5.30 | 0.21 |
| Jun | 4.38 | 4.21 | 0.17 |
| Jul | 4.26 | 4.19 | 0.07 |
| Aug | 3.49 | 3.03 | 0.46 |
| Sep | 3.53 | 3.55 | -0.02 |
| Oct | 4.00 | 3.84 | 0.16 |
| Nov | 4.42 | 4.43 | -0.01 |
| Dec | 5.40 | 5.41 | -0.01 |
54.64 | 53.51 | 1.13 |