| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 4.67 | 4.53 | 0.14 |
| Feb | 4.92 | 4.97 | -0.05 |
| Mar | 5.33 | 5.37 | -0.04 |
| Apr | 4.95 | 5.13 | -0.18 |
| May | 4.91 | 5.18 | -0.27 |
| Jun | 4.63 | 4.79 | -0.16 |
| Jul | 4.35 | 4.76 | -0.41 |
| Aug | 3.75 | 3.79 | -0.04 |
| Sep | 4.16 | 4.28 | -0.12 |
| Oct | 3.80 | 3.74 | 0.06 |
| Nov | 3.91 | 3.86 | 0.05 |
| Dec | 5.43 | 5.61 | -0.18 |
54.81 | 56.01 | -1.20 |