| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 2.78 | 2.75 | 0.03 |
| Feb | 2.56 | 2.57 | -0.01 |
| Mar | 4.12 | 4.23 | -0.11 |
| Apr | 4.87 | 4.99 | -0.12 |
| May | 5.76 | 5.59 | 0.17 |
| Jun | 4.17 | 4.10 | 0.07 |
| Jul | 3.78 | 4.17 | -0.39 |
| Aug | 3.23 | 3.26 | -0.03 |
| Sep | 4.27 | 4.47 | -0.20 |
| Oct | 3.93 | 3.89 | 0.04 |
| Nov | 4.03 | 3.99 | 0.04 |
| Dec | 3.08 | 3.13 | -0.05 |
46.58 | 47.14 | -0.56 |