| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 2.36 | 2.35 | 0.01 |
| Feb | 1.74 | 1.66 | 0.08 |
| Mar | 1.90 | 2.43 | -0.53 |
| Apr | 1.77 | 2.00 | -0.23 |
| May | 2.27 | 2.28 | -0.01 |
| Jun | 2.28 | 2.52 | -0.24 |
| Jul | 1.06 | 1.17 | -0.11 |
| Aug | 0.71 | 0.80 | -0.09 |
| Sep | 0.92 | 1.18 | -0.26 |
| Oct | 1.83 | 1.77 | 0.06 |
| Nov | 2.46 | 2.31 | 0.15 |
| Dec | 2.43 | 2.69 | -0.26 |
21.73 | 23.16 | -1.43 |