| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 1.18 | 1.18 | 0.00 |
| Feb | 1.12 | 1.14 | -0.02 |
| Mar | 0.99 | 1.04 | -0.05 |
| Apr | 1.50 | 1.47 | 0.03 |
| May | 1.61 | 1.71 | -0.10 |
| Jun | 1.21 | 1.19 | 0.02 |
| Jul | 1.63 | 1.48 | 0.15 |
| Aug | 1.69 | 1.70 | -0.01 |
| Sep | 1.49 | 1.36 | 0.13 |
| Oct | 1.19 | 1.19 | 0.00 |
| Nov | 1.00 | 0.99 | 0.01 |
| Dec | 1.14 | 1.10 | 0.04 |
15.75 | 15.55 | 0.20 |