| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 5.16 | 4.63 | 0.53 |
| Feb | 5.00 | 4.70 | 0.30 |
| Mar | 3.89 | 3.57 | 0.32 |
| Apr | 1.75 | 1.87 | -0.12 |
| May | 0.81 | 0.87 | -0.06 |
| Jun | 0.16 | 0.24 | -0.08 |
| Jul | 0.00 | 0.01 | -0.01 |
| Aug | 0.03 | 0.06 | -0.03 |
| Sep | 0.09 | 0.13 | -0.04 |
| Oct | 1.17 | 1.14 | 0.03 |
| Nov | 2.79 | 2.53 | 0.26 |
| Dec | 5.35 | 5.12 | 0.23 |
26.20 | 24.87 | 1.33 |