| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 3.76 | 3.75 | 0.01 |
| Feb | 2.95 | 3.10 | -0.15 |
| Mar | 4.21 | 4.36 | -0.15 |
| Apr | 4.16 | 4.18 | -0.02 |
| May | 4.25 | 4.28 | -0.03 |
| Jun | 4.92 | 5.05 | -0.13 |
| Jul | 4.83 | 4.75 | 0.08 |
| Aug | 4.56 | 4.67 | -0.11 |
| Sep | 4.63 | 4.59 | 0.04 |
| Oct | 4.71 | 4.91 | -0.20 |
| Nov | 3.67 | 3.77 | -0.10 |
| Dec | 4.63 | 4.72 | -0.09 |
51.28 | 52.13 | -0.85 |