| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 2.92 | 3.04 | -0.12 |
| Feb | 2.61 | 2.71 | -0.10 |
| Mar | 3.59 | 3.79 | -0.20 |
| Apr | 3.34 | 3.40 | -0.06 |
| May | 4.06 | 4.38 | -0.32 |
| Jun | 4.11 | 4.51 | -0.40 |
| Jul | 4.47 | 4.47 | 0.00 |
| Aug | 3.61 | 3.76 | -0.15 |
| Sep | 4.24 | 4.51 | -0.27 |
| Oct | 3.70 | 3.90 | -0.20 |
| Nov | 3.00 | 3.18 | -0.18 |
| Dec | 3.52 | 3.63 | -0.11 |
43.17 | 45.28 | -2.11 |