| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 3.01 | 2.99 | 0.02 |
| Feb | 2.54 | 2.53 | 0.01 |
| Mar | 3.77 | 3.70 | 0.07 |
| Apr | 3.52 | 3.57 | -0.05 |
| May | 4.43 | 4.29 | 0.14 |
| Jun | 4.04 | 4.13 | -0.09 |
| Jul | 4.10 | 4.07 | 0.03 |
| Aug | 3.28 | 3.38 | -0.10 |
| Sep | 4.30 | 4.57 | -0.27 |
| Oct | 3.52 | 3.71 | -0.19 |
| Nov | 3.10 | 3.09 | 0.01 |
| Dec | 3.52 | 3.61 | -0.09 |
43.13 | 43.64 | -0.51 |