| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 4.69 | 4.72 | -0.03 |
| Feb | 4.01 | 4.03 | -0.02 |
| Mar | 4.78 | 4.90 | -0.12 |
| Apr | 4.55 | 4.57 | -0.02 |
| May | 4.51 | 4.74 | -0.23 |
| Jun | 4.45 | 4.66 | -0.21 |
| Jul | 4.77 | 4.96 | -0.19 |
| Aug | 4.60 | 5.07 | -0.47 |
| Sep | 4.76 | 4.60 | 0.16 |
| Oct | 4.15 | 4.09 | 0.06 |
| Nov | 4.20 | 4.30 | -0.10 |
| Dec | 4.95 | 5.18 | -0.23 |
54.42 | 55.82 | -1.40 |