| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 1.44 | 1.43 | 0.01 |
| Feb | 1.58 | 1.72 | -0.14 |
| Mar | 2.81 | 2.80 | 0.01 |
| Apr | 3.80 | 3.69 | 0.11 |
| May | 5.02 | 5.12 | -0.10 |
| Jun | 4.96 | 5.01 | -0.05 |
| Jul | 3.81 | 3.45 | 0.36 |
| Aug | 3.35 | 3.16 | 0.19 |
| Sep | 3.63 | 3.73 | -0.10 |
| Oct | 3.52 | 3.51 | 0.01 |
| Nov | 2.20 | 2.24 | -0.04 |
| Dec | 2.02 | 1.99 | 0.03 |
38.14 | 37.85 | 0.29 |