| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 2.46 | 2.65 | -0.19 |
| Feb | 2.68 | 2.63 | 0.05 |
| Mar | 3.68 | 3.48 | 0.20 |
| Apr | 3.52 | 3.60 | -0.08 |
| May | 4.73 | 4.47 | 0.26 |
| Jun | 4.17 | 3.83 | 0.34 |
| Jul | 2.03 | 2.09 | -0.06 |
| Aug | 2.44 | 2.44 | 0.00 |
| Sep | 3.21 | 3.17 | 0.04 |
| Oct | 4.51 | 4.74 | -0.23 |
| Nov | 2.87 | 2.96 | -0.09 |
| Dec | 3.00 | 3.10 | -0.10 |
39.30 | 39.16 | 0.14 |