| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 1.29 | 1.32 | -0.03 |
| Feb | 1.32 | 1.32 | 0.00 |
| Mar | 2.16 | 2.10 | 0.06 |
| Apr | 3.85 | 4.01 | -0.16 |
| May | 4.22 | 4.27 | -0.05 |
| Jun | 5.18 | 5.49 | -0.31 |
| Jul | 4.28 | 4.50 | -0.22 |
| Aug | 4.18 | 4.41 | -0.23 |
| Sep | 3.63 | 3.64 | -0.01 |
| Oct | 2.80 | 2.81 | -0.01 |
| Nov | 2.12 | 2.09 | 0.03 |
| Dec | 1.67 | 1.67 | 0.00 |
36.70 | 37.63 | -0.93 |