| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 0.67 | 0.63 | 0.04 |
| Feb | 0.70 | 0.58 | 0.12 |
| Mar | 1.13 | 1.15 | -0.02 |
| Apr | 2.05 | 2.18 | -0.13 |
| May | 3.24 | 3.38 | -0.14 |
| Jun | 4.40 | 4.43 | -0.03 |
| Jul | 4.13 | 4.24 | -0.11 |
| Aug | 3.10 | 3.18 | -0.08 |
| Sep | 2.90 | 2.91 | -0.01 |
| Oct | 2.55 | 2.57 | -0.02 |
| Nov | 1.04 | 0.96 | 0.08 |
| Dec | 0.80 | 0.77 | 0.03 |
26.71 | 26.98 | -0.27 |