| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 1.86 | 1.84 | 0.02 |
| Feb | 1.88 | 1.97 | -0.09 |
| Mar | 2.46 | 2.58 | -0.12 |
| Apr | 3.93 | 4.03 | -0.10 |
| May | 4.97 | 5.13 | -0.16 |
| Jun | 4.59 | 4.59 | 0.00 |
| Jul | 4.04 | 3.90 | 0.14 |
| Aug | 3.47 | 3.34 | 0.13 |
| Sep | 3.70 | 3.73 | -0.03 |
| Oct | 3.11 | 3.01 | 0.10 |
| Nov | 2.63 | 2.68 | -0.05 |
| Dec | 2.09 | 2.26 | -0.17 |
38.73 | 39.06 | -0.33 |