| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 0.80 | 0.79 | 0.01 |
| Feb | 1.20 | 1.17 | 0.03 |
| Mar | 2.19 | 2.24 | -0.05 |
| Apr | 2.64 | 2.72 | -0.08 |
| May | 4.93 | 5.06 | -0.13 |
| Jun | 4.40 | 4.30 | 0.10 |
| Jul | 3.95 | 4.06 | -0.11 |
| Aug | 3.65 | 3.60 | 0.05 |
| Sep | 2.63 | 2.52 | 0.11 |
| Oct | 2.43 | 2.51 | -0.08 |
| Nov | 1.43 | 1.37 | 0.06 |
| Dec | 1.18 | 1.07 | 0.11 |
31.43 | 31.41 | 0.02 |