| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 4.03 | 4.24 | -0.21 |
| Feb | 2.97 | 3.20 | -0.23 |
| Mar | 3.59 | 3.75 | -0.16 |
| Apr | 4.00 | 4.13 | -0.13 |
| May | 5.19 | 5.25 | -0.06 |
| Jun | 5.73 | 5.87 | -0.14 |
| Jul | 4.26 | 4.65 | -0.39 |
| Aug | 5.10 | 5.45 | -0.35 |
| Sep | 5.23 | 5.61 | -0.38 |
| Oct | 5.01 | 5.09 | -0.08 |
| Nov | 4.19 | 4.63 | -0.44 |
| Dec | 4.08 | 4.22 | -0.14 |
53.38 | 56.09 | -2.71 |