| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 0.87 | 0.87 | 0.00 |
| Feb | 0.87 | 0.87 | 0.00 |
| Mar | 1.65 | 1.68 | -0.03 |
| Apr | 2.89 | 2.93 | -0.04 |
| May | 4.07 | 4.30 | -0.23 |
| Jun | 4.88 | 5.01 | -0.13 |
| Jul | 4.18 | 4.05 | 0.13 |
| Aug | 4.48 | 4.59 | -0.11 |
| Sep | 3.45 | 3.39 | 0.06 |
| Oct | 2.58 | 2.46 | 0.12 |
| Nov | 1.54 | 1.60 | -0.06 |
| Dec | 1.16 | 1.20 | -0.04 |
32.62 | 32.95 | -0.33 |