| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 3.69 | 3.86 | -0.17 |
| Feb | 2.91 | 3.02 | -0.11 |
| Mar | 3.87 | 3.96 | -0.09 |
| Apr | 3.78 | 3.94 | -0.16 |
| May | 4.14 | 4.24 | -0.10 |
| Jun | 4.26 | 4.51 | -0.25 |
| Jul | 4.18 | 4.05 | 0.13 |
| Aug | 4.18 | 4.27 | -0.09 |
| Sep | 4.68 | 4.67 | 0.01 |
| Oct | 3.56 | 3.53 | 0.03 |
| Nov | 3.26 | 3.28 | -0.02 |
| Dec | 3.50 | 3.50 | 0.00 |
46.01 | 46.83 | -0.82 |