| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 3.01 | 3.20 | -0.19 |
| Feb | 2.46 | 2.56 | -0.10 |
| Mar | 3.66 | 3.74 | -0.08 |
| Apr | 3.63 | 3.55 | 0.08 |
| May | 3.70 | 3.74 | -0.04 |
| Jun | 4.22 | 4.46 | -0.24 |
| Jul | 4.44 | 4.54 | -0.10 |
| Aug | 4.21 | 3.99 | 0.22 |
| Sep | 4.61 | 4.73 | -0.12 |
| Oct | 4.17 | 4.30 | -0.13 |
| Nov | 3.08 | 3.15 | -0.07 |
| Dec | 3.50 | 3.69 | -0.19 |
44.69 | 45.65 | -0.96 |