| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 0.78 | 0.88 | -0.10 |
| Feb | 0.92 | 0.92 | 0.00 |
| Mar | 1.58 | 1.76 | -0.18 |
| Apr | 3.14 | 2.99 | 0.15 |
| May | 4.21 | 4.16 | 0.05 |
| Jun | 4.71 | 5.09 | -0.38 |
| Jul | 4.17 | 4.29 | -0.12 |
| Aug | 4.12 | 4.03 | 0.09 |
| Sep | 3.21 | 3.26 | -0.05 |
| Oct | 2.37 | 2.45 | -0.08 |
| Nov | 1.52 | 1.52 | 0.00 |
| Dec | 1.09 | 1.12 | -0.03 |
31.82 | 32.47 | -0.65 |