| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 0.83 | 0.80 | 0.03 |
| Feb | 0.99 | 1.03 | -0.04 |
| Mar | 1.86 | 1.77 | 0.09 |
| Apr | 3.25 | 3.30 | -0.05 |
| May | 4.95 | 4.81 | 0.14 |
| Jun | 4.94 | 4.87 | 0.07 |
| Jul | 3.73 | 3.52 | 0.21 |
| Aug | 3.96 | 3.94 | 0.02 |
| Sep | 3.13 | 2.96 | 0.17 |
| Oct | 2.48 | 2.50 | -0.02 |
| Nov | 1.37 | 1.38 | -0.01 |
| Dec | 1.27 | 1.27 | 0.00 |
32.76 | 32.15 | 0.61 |