| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 0.83 | 0.93 | -0.10 |
| Feb | 1.25 | 1.29 | -0.04 |
| Mar | 2.27 | 2.29 | -0.02 |
| Apr | 3.67 | 3.75 | -0.08 |
| May | 4.98 | 5.41 | -0.43 |
| Jun | 4.87 | 4.95 | -0.08 |
| Jul | 4.45 | 4.51 | -0.06 |
| Aug | 4.22 | 4.42 | -0.20 |
| Sep | 3.47 | 3.76 | -0.29 |
| Oct | 2.86 | 3.12 | -0.26 |
| Nov | 1.88 | 1.93 | -0.05 |
| Dec | 1.44 | 1.52 | -0.08 |
36.19 | 37.88 | -1.69 |