| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 3.65 | 3.55 | 0.10 |
| Feb | 3.25 | 3.25 | 0.00 |
| Mar | 3.93 | 3.90 | 0.03 |
| Apr | 3.44 | 3.62 | -0.18 |
| May | 4.52 | 4.57 | -0.05 |
| Jun | 3.72 | 4.10 | -0.38 |
| Jul | 2.46 | 2.34 | 0.12 |
| Aug | 2.79 | 2.94 | -0.15 |
| Sep | 3.59 | 3.18 | 0.41 |
| Oct | 4.13 | 4.43 | -0.30 |
| Nov | 3.78 | 3.59 | 0.19 |
| Dec | 3.98 | 3.96 | 0.02 |
43.24 | 43.43 | -0.19 |