| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 0.70 | 0.72 | -0.02 |
| Feb | 0.67 | 0.65 | 0.02 |
| Mar | 1.09 | 1.17 | -0.08 |
| Apr | 1.72 | 1.85 | -0.13 |
| May | 3.22 | 3.45 | -0.23 |
| Jun | 4.44 | 4.59 | -0.15 |
| Jul | 3.89 | 4.01 | -0.12 |
| Aug | 3.00 | 2.99 | 0.01 |
| Sep | 2.81 | 3.07 | -0.26 |
| Oct | 2.43 | 2.63 | -0.20 |
| Nov | 0.91 | 0.96 | -0.05 |
| Dec | 0.81 | 0.83 | -0.02 |
25.69 | 26.92 | -1.23 |