| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 3.01 | 3.51 | -0.50 |
| Feb | 2.45 | 3.16 | -0.71 |
| Mar | 3.04 | 3.68 | -0.64 |
| Apr | 3.38 | 3.90 | -0.52 |
| May | 3.80 | 4.02 | -0.22 |
| Jun | 4.52 | 4.61 | -0.09 |
| Jul | 4.48 | 4.57 | -0.09 |
| Aug | 4.11 | 4.61 | -0.50 |
| Sep | 3.63 | 3.93 | -0.30 |
| Oct | 4.40 | 4.76 | -0.36 |
| Nov | 3.35 | 3.72 | -0.37 |
| Dec | 3.67 | 4.58 | -0.91 |
43.84 | 49.05 | -5.21 |