| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 0.35 | 0.28 | 0.07 |
| Feb | 0.50 | 0.47 | 0.03 |
| Mar | 0.95 | 0.88 | 0.07 |
| Apr | 1.71 | 1.61 | 0.10 |
| May | 2.48 | 2.50 | -0.02 |
| Jun | 2.12 | 2.23 | -0.11 |
| Jul | 1.99 | 1.95 | 0.04 |
| Aug | 1.45 | 1.64 | -0.19 |
| Sep | 1.45 | 1.57 | -0.12 |
| Oct | 1.04 | 1.02 | 0.02 |
| Nov | 0.58 | 0.57 | 0.01 |
| Dec | 0.46 | 0.45 | 0.01 |
15.08 | 15.17 | -0.09 |