| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 1.11 | 1.26 | -0.15 |
| Feb | 1.50 | 1.64 | -0.14 |
| Mar | 2.32 | 2.48 | -0.16 |
| Apr | 3.94 | 4.11 | -0.17 |
| May | 5.33 | 5.40 | -0.07 |
| Jun | 5.16 | 5.35 | -0.19 |
| Jul | 4.62 | 4.60 | 0.02 |
| Aug | 4.38 | 4.40 | -0.02 |
| Sep | 3.79 | 4.24 | -0.45 |
| Oct | 3.22 | 3.40 | -0.18 |
| Nov | 2.07 | 2.21 | -0.14 |
| Dec | 1.56 | 1.71 | -0.15 |
39.00 | 40.80 | -1.80 |