| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 1.65 | 1.88 | -0.23 |
| Feb | 1.61 | 1.60 | 0.01 |
| Mar | 1.17 | 1.34 | -0.17 |
| Apr | 1.10 | 1.16 | -0.06 |
| May | 1.14 | 1.11 | 0.03 |
| Jun | 0.60 | 0.74 | -0.14 |
| Jul | 2.19 | 1.95 | 0.24 |
| Aug | 2.32 | 2.37 | -0.05 |
| Sep | 2.11 | 2.13 | -0.02 |
| Oct | 1.67 | 1.72 | -0.05 |
| Nov | 1.47 | 1.48 | -0.01 |
| Dec | 1.53 | 1.55 | -0.02 |
18.56 | 19.03 | -0.47 |