| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 1.27 | 1.37 | -0.10 |
| Feb | 1.60 | 1.73 | -0.13 |
| Mar | 2.51 | 2.64 | -0.13 |
| Apr | 4.16 | 4.16 | 0.00 |
| May | 5.59 | 5.75 | -0.16 |
| Jun | 5.17 | 5.42 | -0.25 |
| Jul | 4.73 | 4.66 | 0.07 |
| Aug | 4.31 | 4.21 | 0.10 |
| Sep | 3.99 | 4.37 | -0.38 |
| Oct | 3.32 | 3.47 | -0.15 |
| Nov | 2.25 | 2.28 | -0.03 |
| Dec | 1.75 | 1.76 | -0.01 |
40.65 | 41.82 | -1.17 |