| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 0.43 | 0.25 | 0.18 |
| Feb | 0.56 | 0.46 | 0.10 |
| Mar | 1.05 | 0.82 | 0.23 |
| Apr | 1.90 | 1.55 | 0.35 |
| May | 2.60 | 2.61 | -0.01 |
| Jun | 2.06 | 2.24 | -0.18 |
| Jul | 1.86 | 2.00 | -0.14 |
| Aug | 1.47 | 1.71 | -0.24 |
| Sep | 1.45 | 1.71 | -0.26 |
| Oct | 1.11 | 1.01 | 0.10 |
| Nov | 0.70 | 0.52 | 0.18 |
| Dec | 0.57 | 0.47 | 0.10 |
15.76 | 15.35 | 0.41 |