| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 3.15 | 3.21 | -0.06 |
| Feb | 2.50 | 2.54 | -0.04 |
| Mar | 3.56 | 3.49 | 0.07 |
| Apr | 4.51 | 4.73 | -0.22 |
| May | 4.88 | 4.97 | -0.09 |
| Jun | 5.01 | 5.11 | -0.10 |
| Jul | 4.33 | 4.19 | 0.14 |
| Aug | 3.24 | 3.20 | 0.04 |
| Sep | 3.28 | 3.44 | -0.16 |
| Oct | 3.48 | 3.41 | 0.07 |
| Nov | 3.49 | 3.60 | -0.11 |
| Dec | 3.17 | 3.18 | -0.01 |
44.60 | 45.07 | -0.47 |