| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 3.00 | 3.42 | -0.42 |
| Feb | 2.66 | 2.93 | -0.27 |
| Mar | 3.19 | 3.48 | -0.29 |
| Apr | 3.52 | 3.84 | -0.32 |
| May | 3.59 | 4.05 | -0.46 |
| Jun | 4.41 | 4.69 | -0.28 |
| Jul | 4.39 | 4.60 | -0.21 |
| Aug | 4.08 | 4.61 | -0.53 |
| Sep | 3.49 | 3.99 | -0.50 |
| Oct | 4.33 | 5.09 | -0.76 |
| Nov | 3.21 | 3.63 | -0.42 |
| Dec | 3.64 | 4.10 | -0.46 |
43.51 | 48.43 | -4.92 |