| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 0.98 | 0.99 | -0.01 |
| Feb | 0.99 | 0.98 | 0.01 |
| Mar | 1.63 | 1.58 | 0.05 |
| Apr | 2.88 | 2.88 | 0.00 |
| May | 3.75 | 3.71 | 0.04 |
| Jun | 4.54 | 4.61 | -0.07 |
| Jul | 3.91 | 3.88 | 0.03 |
| Aug | 3.89 | 4.12 | -0.23 |
| Sep | 3.52 | 3.58 | -0.06 |
| Oct | 3.01 | 2.90 | 0.11 |
| Nov | 1.79 | 1.73 | 0.06 |
| Dec | 1.21 | 1.26 | -0.05 |
32.10 | 32.22 | -0.12 |