| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 1.37 | 1.32 | 0.05 |
| Feb | 1.54 | 1.55 | -0.01 |
| Mar | 2.64 | 2.61 | 0.03 |
| Apr | 3.60 | 3.55 | 0.05 |
| May | 5.23 | 5.16 | 0.07 |
| Jun | 4.46 | 4.44 | 0.02 |
| Jul | 3.21 | 3.28 | -0.07 |
| Aug | 3.21 | 3.23 | -0.02 |
| Sep | 3.58 | 3.64 | -0.06 |
| Oct | 3.37 | 3.27 | 0.10 |
| Nov | 2.04 | 2.01 | 0.03 |
| Dec | 1.99 | 1.94 | 0.05 |
36.24 | 36.00 | 0.24 |