| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 4.63 | 4.62 | 0.01 |
| Feb | 4.91 | 4.88 | 0.03 |
| Mar | 5.33 | 5.33 | 0.00 |
| Apr | 5.01 | 4.95 | 0.06 |
| May | 4.89 | 4.90 | -0.01 |
| Jun | 4.52 | 4.61 | -0.09 |
| Jul | 4.47 | 4.58 | -0.11 |
| Aug | 3.73 | 3.69 | 0.04 |
| Sep | 4.04 | 4.05 | -0.01 |
| Oct | 3.64 | 3.48 | 0.16 |
| Nov | 3.81 | 3.93 | -0.12 |
| Dec | 5.28 | 5.63 | -0.35 |
54.26 | 54.65 | -0.39 |