| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 2.13 | 1.93 | 0.20 |
| Feb | 1.81 | 1.76 | 0.05 |
| Mar | 2.14 | 2.15 | -0.01 |
| Apr | 2.82 | 2.76 | 0.06 |
| May | 3.14 | 3.02 | 0.12 |
| Jun | 3.86 | 4.17 | -0.31 |
| Jul | 3.55 | 3.50 | 0.05 |
| Aug | 3.22 | 3.37 | -0.15 |
| Sep | 3.05 | 3.03 | 0.02 |
| Oct | 3.40 | 3.50 | -0.10 |
| Nov | 2.38 | 2.57 | -0.19 |
| Dec | 2.50 | 2.38 | 0.12 |
34.00 | 34.14 | -0.14 |