| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 3.65 | 3.69 | -0.04 |
| Feb | 3.84 | 3.86 | -0.02 |
| Mar | 4.75 | 4.73 | 0.02 |
| Apr | 4.96 | 4.93 | 0.03 |
| May | 5.33 | 5.63 | -0.30 |
| Jun | 4.67 | 4.66 | 0.01 |
| Jul | 4.57 | 4.41 | 0.16 |
| Aug | 3.57 | 3.39 | 0.18 |
| Sep | 3.55 | 3.43 | 0.12 |
| Oct | 3.80 | 3.85 | -0.05 |
| Nov | 3.59 | 3.61 | -0.02 |
| Dec | 4.39 | 4.53 | -0.14 |
50.67 | 50.72 | -0.05 |