| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 3.70 | 3.71 | -0.01 |
| Feb | 4.10 | 4.36 | -0.26 |
| Mar | 5.07 | 5.33 | -0.26 |
| Apr | 5.67 | 5.90 | -0.23 |
| May | 5.91 | 6.07 | -0.16 |
| Jun | 4.18 | 4.44 | -0.26 |
| Jul | 4.25 | 4.21 | 0.04 |
| Aug | 3.49 | 3.63 | -0.14 |
| Sep | 3.90 | 3.87 | 0.03 |
| Oct | 4.47 | 4.65 | -0.18 |
| Nov | 4.93 | 5.26 | -0.33 |
| Dec | 4.90 | 5.05 | -0.15 |
54.57 | 56.48 | -1.91 |