| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 1.43 | 1.56 | -0.13 |
| Feb | 1.47 | 1.61 | -0.14 |
| Mar | 2.13 | 2.21 | -0.08 |
| Apr | 3.68 | 3.88 | -0.20 |
| May | 4.18 | 4.41 | -0.23 |
| Jun | 5.49 | 5.46 | 0.03 |
| Jul | 4.40 | 4.52 | -0.12 |
| Aug | 4.05 | 4.16 | -0.11 |
| Sep | 3.58 | 3.56 | 0.02 |
| Oct | 2.89 | 2.89 | 0.00 |
| Nov | 2.22 | 2.24 | -0.02 |
| Dec | 1.59 | 1.76 | -0.17 |
37.11 | 38.26 | -1.15 |