| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 1.24 | 1.33 | -0.09 |
| Feb | 1.59 | 1.57 | 0.02 |
| Mar | 2.31 | 2.31 | 0.00 |
| Apr | 3.69 | 3.60 | 0.09 |
| May | 5.16 | 5.12 | 0.04 |
| Jun | 5.27 | 5.06 | 0.21 |
| Jul | 4.05 | 4.04 | 0.01 |
| Aug | 4.20 | 4.28 | -0.08 |
| Sep | 3.58 | 3.40 | 0.18 |
| Oct | 3.03 | 2.95 | 0.08 |
| Nov | 2.24 | 2.23 | 0.01 |
| Dec | 1.63 | 1.73 | -0.10 |
37.99 | 37.62 | 0.37 |