| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 5.62 | 5.53 | 0.09 |
| Feb | 4.88 | 4.76 | 0.12 |
| Mar | 5.32 | 5.22 | 0.10 |
| Apr | 5.01 | 4.66 | 0.35 |
| May | 4.58 | 4.57 | 0.01 |
| Jun | 5.68 | 4.83 | 0.85 |
| Jul | 5.69 | 5.06 | 0.63 |
| Aug | 6.29 | 5.72 | 0.57 |
| Sep | 5.24 | 4.81 | 0.43 |
| Oct | 4.35 | 4.37 | -0.02 |
| Nov | 4.71 | 4.52 | 0.19 |
| Dec | 6.00 | 5.80 | 0.20 |
63.37 | 59.85 | 3.52 |