| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 1.41 | 1.37 | 0.04 |
| Feb | 1.57 | 1.62 | -0.05 |
| Mar | 2.71 | 2.65 | 0.06 |
| Apr | 3.67 | 3.57 | 0.10 |
| May | 5.28 | 5.22 | 0.06 |
| Jun | 4.52 | 4.50 | 0.02 |
| Jul | 3.26 | 3.32 | -0.06 |
| Aug | 3.17 | 3.21 | -0.04 |
| Sep | 3.71 | 3.73 | -0.02 |
| Oct | 3.44 | 3.32 | 0.12 |
| Nov | 2.08 | 2.09 | -0.01 |
| Dec | 2.05 | 2.00 | 0.05 |
36.87 | 36.60 | 0.27 |