| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 2.33 | 2.58 | -0.25 |
| Feb | 2.33 | 2.39 | -0.06 |
| Mar | 3.63 | 3.80 | -0.17 |
| Apr | 4.53 | 4.80 | -0.27 |
| May | 5.14 | 5.24 | -0.10 |
| Jun | 4.15 | 4.48 | -0.33 |
| Jul | 4.19 | 4.23 | -0.04 |
| Aug | 4.11 | 4.37 | -0.26 |
| Sep | 3.87 | 4.05 | -0.18 |
| Oct | 3.31 | 3.45 | -0.14 |
| Nov | 3.51 | 3.71 | -0.20 |
| Dec | 2.58 | 2.83 | -0.25 |
43.68 | 45.93 | -2.25 |