| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 1.53 | 1.48 | 0.05 |
| Feb | 1.16 | 1.15 | 0.01 |
| Mar | 1.85 | 1.81 | 0.04 |
| Apr | 3.01 | 3.09 | -0.08 |
| May | 3.50 | 3.47 | 0.03 |
| Jun | 3.98 | 4.11 | -0.13 |
| Jul | 3.59 | 3.64 | -0.05 |
| Aug | 3.39 | 3.41 | -0.02 |
| Sep | 3.28 | 3.19 | 0.09 |
| Oct | 2.91 | 2.80 | 0.11 |
| Nov | 2.09 | 1.97 | 0.12 |
| Dec | 1.76 | 1.68 | 0.08 |
32.05 | 31.80 | 0.25 |