| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 4.76 | 4.80 | -0.04 |
| Feb | 4.81 | 4.79 | 0.02 |
| Mar | 5.03 | 4.85 | 0.18 |
| Apr | 4.18 | 4.12 | 0.06 |
| May | 3.98 | 4.01 | -0.03 |
| Jun | 4.55 | 4.37 | 0.18 |
| Jul | 4.70 | 4.63 | 0.07 |
| Aug | 4.44 | 4.40 | 0.04 |
| Sep | 4.14 | 4.17 | -0.03 |
| Oct | 3.58 | 3.55 | 0.03 |
| Nov | 4.29 | 4.25 | 0.04 |
| Dec | 4.74 | 4.71 | 0.03 |
53.20 | 52.65 | 0.55 |