| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 0.49 | 0.50 | -0.01 |
| Feb | 0.53 | 0.53 | 0.00 |
| Mar | 0.72 | 0.71 | 0.01 |
| Apr | 1.14 | 1.07 | 0.07 |
| May | 1.46 | 1.45 | 0.01 |
| Jun | 0.87 | 0.97 | -0.10 |
| Jul | 0.88 | 0.88 | 0.00 |
| Aug | 1.06 | 0.95 | 0.11 |
| Sep | 1.14 | 1.13 | 0.01 |
| Oct | 1.15 | 1.06 | 0.09 |
| Nov | 0.64 | 0.63 | 0.01 |
| Dec | 0.61 | 0.50 | 0.11 |
10.69 | 10.38 | 0.31 |