| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 1.01 | 1.06 | -0.05 |
| Feb | 0.95 | 1.17 | -0.22 |
| Mar | 1.44 | 1.56 | -0.12 |
| Apr | 2.43 | 2.67 | -0.24 |
| May | 3.14 | 3.30 | -0.16 |
| Jun | 4.19 | 4.45 | -0.26 |
| Jul | 3.80 | 3.91 | -0.11 |
| Aug | 3.32 | 3.50 | -0.18 |
| Sep | 3.26 | 3.59 | -0.33 |
| Oct | 2.95 | 3.19 | -0.24 |
| Nov | 1.88 | 2.16 | -0.28 |
| Dec | 1.40 | 1.72 | -0.32 |
29.77 | 32.28 | -2.51 |