| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 0.74 | 0.73 | 0.01 |
| Feb | 1.08 | 1.10 | -0.02 |
| Mar | 2.01 | 2.06 | -0.05 |
| Apr | 3.19 | 3.23 | -0.04 |
| May | 4.78 | 4.80 | -0.02 |
| Jun | 4.79 | 4.90 | -0.11 |
| Jul | 4.42 | 4.46 | -0.04 |
| Aug | 3.60 | 3.68 | -0.08 |
| Sep | 3.18 | 3.28 | -0.10 |
| Oct | 2.56 | 2.61 | -0.05 |
| Nov | 1.61 | 1.65 | -0.04 |
| Dec | 1.14 | 1.20 | -0.06 |
33.10 | 33.70 | -0.60 |