| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 2.58 | 2.79 | -0.21 |
| Feb | 2.15 | 2.20 | -0.05 |
| Mar | 2.79 | 2.94 | -0.15 |
| Apr | 3.67 | 3.85 | -0.18 |
| May | 4.09 | 4.22 | -0.13 |
| Jun | 4.36 | 4.62 | -0.26 |
| Jul | 4.01 | 4.19 | -0.18 |
| Aug | 3.38 | 3.48 | -0.10 |
| Sep | 3.03 | 3.15 | -0.12 |
| Oct | 2.71 | 2.79 | -0.08 |
| Nov | 2.76 | 2.87 | -0.11 |
| Dec | 2.57 | 2.81 | -0.24 |
38.10 | 39.91 | -1.81 |