| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 0.79 | 0.78 | 0.01 |
| Feb | 0.83 | 0.83 | 0.00 |
| Mar | 1.00 | 0.98 | 0.02 |
| Apr | 2.01 | 2.04 | -0.03 |
| May | 3.11 | 3.14 | -0.03 |
| Jun | 2.79 | 2.81 | -0.02 |
| Jul | 2.32 | 2.64 | -0.32 |
| Aug | 1.67 | 1.68 | -0.01 |
| Sep | 1.30 | 1.28 | 0.02 |
| Oct | 1.60 | 1.86 | -0.26 |
| Nov | 0.82 | 0.92 | -0.10 |
| Dec | 0.71 | 0.71 | 0.00 |
18.95 | 19.67 | -0.72 |