| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 5.21 | 5.53 | -0.32 |
| Feb | 4.16 | 4.18 | -0.02 |
| Mar | 4.73 | 4.92 | -0.19 |
| Apr | 5.01 | 5.22 | -0.21 |
| May | 5.00 | 5.62 | -0.62 |
| Jun | 6.81 | 6.97 | -0.16 |
| Jul | 7.61 | 8.38 | -0.77 |
| Aug | 6.49 | 7.20 | -0.71 |
| Sep | 5.39 | 5.58 | -0.19 |
| Oct | 3.65 | 4.14 | -0.49 |
| Nov | 3.71 | 3.86 | -0.15 |
| Dec | 4.55 | 4.76 | -0.21 |
62.32 | 66.36 | -4.04 |