| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 0.53 | 0.56 | -0.03 |
| Feb | 0.60 | 0.42 | 0.18 |
| Mar | 0.88 | 0.89 | -0.01 |
| Apr | 1.41 | 1.18 | 0.23 |
| May | 1.67 | 1.53 | 0.14 |
| Jun | 1.39 | 1.94 | -0.55 |
| Jul | 2.78 | 3.01 | -0.23 |
| Aug | 2.50 | 3.69 | -1.19 |
| Sep | 1.40 | 1.55 | -0.15 |
| Oct | 0.86 | 0.81 | 0.05 |
| Nov | 0.64 | 0.58 | 0.06 |
| Dec | 0.53 | 0.45 | 0.08 |
15.19 | 16.61 | -1.42 |