| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 3.34 | 3.58 | -0.24 |
| Feb | 2.75 | 2.90 | -0.15 |
| Mar | 4.13 | 4.39 | -0.26 |
| Apr | 3.64 | 3.68 | -0.04 |
| May | 3.50 | 3.73 | -0.23 |
| Jun | 4.14 | 4.33 | -0.19 |
| Jul | 4.71 | 4.61 | 0.10 |
| Aug | 4.42 | 4.75 | -0.33 |
| Sep | 4.29 | 4.23 | 0.06 |
| Oct | 3.79 | 3.96 | -0.17 |
| Nov | 3.14 | 3.20 | -0.06 |
| Dec | 4.13 | 4.36 | -0.23 |
45.98 | 47.72 | -1.74 |