| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 4.15 | 4.16 | -0.01 |
| Feb | 3.66 | 3.69 | -0.03 |
| Mar | 4.56 | 4.64 | -0.08 |
| Apr | 4.09 | 4.13 | -0.04 |
| May | 3.86 | 3.90 | -0.04 |
| Jun | 4.21 | 4.08 | 0.13 |
| Jul | 4.04 | 4.12 | -0.08 |
| Aug | 4.45 | 4.50 | -0.05 |
| Sep | 3.84 | 3.89 | -0.05 |
| Oct | 3.48 | 3.64 | -0.16 |
| Nov | 3.69 | 3.85 | -0.16 |
| Dec | 4.37 | 4.67 | -0.30 |
48.40 | 49.27 | -0.87 |