| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 5.01 | 5.24 | -0.23 |
| Feb | 5.07 | 5.29 | -0.22 |
| Mar | 5.19 | 5.28 | -0.09 |
| Apr | 5.23 | 5.26 | -0.03 |
| May | 4.35 | 4.58 | -0.23 |
| Jun | 4.13 | 4.32 | -0.19 |
| Jul | 4.43 | 4.80 | -0.37 |
| Aug | 3.73 | 3.87 | -0.14 |
| Sep | 3.66 | 3.91 | -0.25 |
| Oct | 3.55 | 3.54 | 0.01 |
| Nov | 4.25 | 4.15 | 0.10 |
| Dec | 5.50 | 5.97 | -0.47 |
54.10 | 56.21 | -2.11 |