| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 1.11 | 1.65 | -0.54 |
| Feb | 1.09 | 1.26 | -0.17 |
| Mar | 1.34 | 1.53 | -0.19 |
| Apr | 2.35 | 2.47 | -0.12 |
| May | 3.08 | 3.14 | -0.06 |
| Jun | 3.87 | 3.99 | -0.12 |
| Jul | 3.77 | 3.56 | 0.21 |
| Aug | 2.87 | 3.01 | -0.14 |
| Sep | 3.21 | 3.67 | -0.46 |
| Oct | 3.16 | 3.60 | -0.44 |
| Nov | 2.06 | 2.64 | -0.58 |
| Dec | 1.62 | 2.20 | -0.58 |
29.53 | 32.72 | -3.19 |