| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 0.48 | 0.49 | -0.01 |
| Feb | 0.73 | 0.73 | 0.00 |
| Mar | 1.17 | 1.19 | -0.02 |
| Apr | 2.38 | 2.38 | 0.00 |
| May | 3.99 | 4.08 | -0.09 |
| Jun | 3.58 | 3.40 | 0.18 |
| Jul | 3.58 | 3.44 | 0.14 |
| Aug | 2.40 | 2.33 | 0.07 |
| Sep | 1.71 | 1.52 | 0.19 |
| Oct | 1.55 | 1.60 | -0.05 |
| Nov | 0.60 | 0.67 | -0.07 |
| Dec | 0.54 | 0.55 | -0.01 |
22.71 | 22.38 | 0.33 |