| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 2.97 | 3.00 | -0.03 |
| Feb | 2.61 | 2.69 | -0.08 |
| Mar | 3.94 | 3.93 | 0.01 |
| Apr | 3.33 | 3.35 | -0.02 |
| May | 3.94 | 4.09 | -0.15 |
| Jun | 4.30 | 4.43 | -0.13 |
| Jul | 4.49 | 4.59 | -0.10 |
| Aug | 4.21 | 4.19 | 0.02 |
| Sep | 4.46 | 4.48 | -0.02 |
| Oct | 3.86 | 4.04 | -0.18 |
| Nov | 3.12 | 3.18 | -0.06 |
| Dec | 3.69 | 3.70 | -0.01 |
44.92 | 45.67 | -0.75 |