| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 2.98 | 3.11 | -0.13 |
| Feb | 2.62 | 2.74 | -0.12 |
| Mar | 3.65 | 3.84 | -0.19 |
| Apr | 3.37 | 3.42 | -0.05 |
| May | 4.16 | 4.48 | -0.32 |
| Jun | 4.18 | 4.52 | -0.34 |
| Jul | 4.46 | 4.63 | -0.17 |
| Aug | 3.60 | 3.75 | -0.15 |
| Sep | 4.25 | 4.52 | -0.27 |
| Oct | 3.74 | 3.92 | -0.18 |
| Nov | 3.05 | 3.21 | -0.16 |
| Dec | 3.54 | 3.64 | -0.10 |
43.60 | 45.78 | -2.18 |