| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 0.76 | 0.74 | 0.02 |
| Feb | 1.18 | 1.15 | 0.03 |
| Mar | 2.18 | 2.05 | 0.13 |
| Apr | 3.54 | 3.58 | -0.04 |
| May | 5.12 | 5.18 | -0.06 |
| Jun | 5.01 | 4.99 | 0.02 |
| Jul | 4.33 | 4.57 | -0.24 |
| Aug | 4.01 | 4.20 | -0.19 |
| Sep | 3.08 | 3.13 | -0.05 |
| Oct | 2.55 | 2.52 | 0.03 |
| Nov | 1.65 | 1.63 | 0.02 |
| Dec | 1.28 | 1.31 | -0.03 |
34.69 | 35.05 | -0.36 |