| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 3.69 | 3.49 | 0.20 |
| Feb | 3.37 | 3.19 | 0.18 |
| Mar | 4.03 | 3.98 | 0.05 |
| Apr | 3.67 | 3.57 | 0.10 |
| May | 4.47 | 4.53 | -0.06 |
| Jun | 3.83 | 4.03 | -0.20 |
| Jul | 2.39 | 2.31 | 0.08 |
| Aug | 2.78 | 2.92 | -0.14 |
| Sep | 3.35 | 3.04 | 0.31 |
| Oct | 4.29 | 4.59 | -0.30 |
| Nov | 3.68 | 3.60 | 0.08 |
| Dec | 3.97 | 4.03 | -0.06 |
43.52 | 43.28 | 0.24 |