| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 1.49 | 1.67 | -0.18 |
| Feb | 1.34 | 1.50 | -0.16 |
| Mar | 1.87 | 1.95 | -0.08 |
| Apr | 3.51 | 3.67 | -0.16 |
| May | 3.63 | 3.76 | -0.13 |
| Jun | 4.18 | 4.28 | -0.10 |
| Jul | 3.54 | 3.83 | -0.29 |
| Aug | 3.59 | 3.88 | -0.29 |
| Sep | 3.01 | 3.11 | -0.10 |
| Oct | 2.68 | 2.81 | -0.13 |
| Nov | 2.00 | 2.06 | -0.06 |
| Dec | 1.70 | 1.95 | -0.25 |
32.54 | 34.47 | -1.93 |