| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 1.50 | 1.52 | -0.02 |
| Feb | 1.63 | 1.63 | 0.00 |
| Mar | 2.35 | 2.13 | 0.22 |
| Apr | 3.69 | 3.63 | 0.06 |
| May | 4.32 | 4.38 | -0.06 |
| Jun | 5.46 | 5.27 | 0.19 |
| Jul | 4.61 | 4.17 | 0.44 |
| Aug | 3.90 | 4.00 | -0.10 |
| Sep | 3.76 | 3.90 | -0.14 |
| Oct | 2.92 | 2.87 | 0.05 |
| Nov | 2.30 | 2.29 | 0.01 |
| Dec | 1.83 | 1.88 | -0.05 |
38.27 | 37.67 | 0.60 |