| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 4.05 | 4.19 | -0.14 |
| Feb | 3.16 | 3.16 | 0.00 |
| Mar | 3.62 | 3.70 | -0.08 |
| Apr | 3.72 | 3.49 | 0.23 |
| May | 4.92 | 4.85 | 0.07 |
| Jun | 4.98 | 4.52 | 0.46 |
| Jul | 3.56 | 3.32 | 0.24 |
| Aug | 4.25 | 4.13 | 0.12 |
| Sep | 4.01 | 4.15 | -0.14 |
| Oct | 5.18 | 5.17 | 0.01 |
| Nov | 4.48 | 4.58 | -0.10 |
| Dec | 4.11 | 4.17 | -0.06 |
50.04 | 49.43 | 0.61 |