| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 0.73 | 0.71 | 0.02 |
| Feb | 0.91 | 0.85 | 0.06 |
| Mar | 1.59 | 1.63 | -0.04 |
| Apr | 2.63 | 2.66 | -0.03 |
| May | 5.21 | 5.24 | -0.03 |
| Jun | 4.52 | 4.65 | -0.13 |
| Jul | 3.76 | 3.74 | 0.02 |
| Aug | 3.50 | 3.44 | 0.06 |
| Sep | 2.82 | 2.90 | -0.08 |
| Oct | 2.31 | 2.35 | -0.04 |
| Nov | 1.33 | 1.33 | 0.00 |
| Dec | 1.16 | 1.11 | 0.05 |
30.47 | 30.61 | -0.14 |