| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 1.47 | 1.49 | -0.02 |
| Feb | 1.76 | 1.71 | 0.05 |
| Mar | 2.96 | 2.93 | 0.03 |
| Apr | 4.60 | 4.69 | -0.09 |
| May | 6.61 | 6.80 | -0.19 |
| Jun | 5.48 | 5.52 | -0.04 |
| Jul | 4.15 | 4.16 | -0.01 |
| Aug | 4.11 | 3.94 | 0.17 |
| Sep | 4.46 | 4.52 | -0.06 |
| Oct | 3.71 | 3.71 | 0.00 |
| Nov | 2.72 | 2.72 | 0.00 |
| Dec | 2.09 | 2.06 | 0.03 |
44.12 | 44.25 | -0.13 |