| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 3.35 | 3.04 | 0.31 |
| Feb | 2.74 | 2.27 | 0.47 |
| Mar | 3.68 | 2.92 | 0.76 |
| Apr | 3.73 | 3.17 | 0.56 |
| May | 4.14 | 3.26 | 0.88 |
| Jun | 4.47 | 3.34 | 1.13 |
| Jul | 4.05 | 3.04 | 1.01 |
| Aug | 3.48 | 3.11 | 0.37 |
| Sep | 4.01 | 3.37 | 0.64 |
| Oct | 3.15 | 2.42 | 0.73 |
| Nov | 3.20 | 2.62 | 0.58 |
| Dec | 3.34 | 3.59 | -0.25 |
43.34 | 36.15 | 7.19 |