| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 2.77 | 2.95 | -0.18 |
| Feb | 2.21 | 2.47 | -0.26 |
| Mar | 2.67 | 3.00 | -0.33 |
| Apr | 3.23 | 3.51 | -0.28 |
| May | 3.53 | 3.51 | 0.02 |
| Jun | 4.22 | 4.25 | -0.03 |
| Jul | 4.04 | 4.49 | -0.45 |
| Aug | 4.16 | 4.23 | -0.07 |
| Sep | 4.02 | 3.70 | 0.32 |
| Oct | 3.87 | 4.05 | -0.18 |
| Nov | 3.17 | 3.36 | -0.19 |
| Dec | 3.26 | 3.91 | -0.65 |
41.15 | 43.43 | -2.28 |