| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 0.80 | 0.80 | 0.00 |
| Feb | 1.30 | 1.24 | 0.06 |
| Mar | 2.28 | 2.29 | -0.01 |
| Apr | 2.98 | 2.90 | 0.08 |
| May | 5.11 | 4.94 | 0.17 |
| Jun | 5.00 | 4.92 | 0.08 |
| Jul | 4.27 | 4.14 | 0.13 |
| Aug | 3.98 | 3.88 | 0.10 |
| Sep | 2.92 | 2.90 | 0.02 |
| Oct | 2.71 | 2.66 | 0.05 |
| Nov | 1.59 | 1.61 | -0.02 |
| Dec | 1.22 | 1.19 | 0.03 |
34.16 | 33.47 | 0.69 |