| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 0.88 | 0.95 | -0.07 |
| Feb | 1.09 | 1.22 | -0.13 |
| Mar | 2.11 | 2.03 | 0.08 |
| Apr | 3.76 | 3.65 | 0.11 |
| May | 5.04 | 5.02 | 0.02 |
| Jun | 5.05 | 5.28 | -0.23 |
| Jul | 4.02 | 4.07 | -0.05 |
| Aug | 4.05 | 3.98 | 0.07 |
| Sep | 3.38 | 3.38 | 0.00 |
| Oct | 2.53 | 2.64 | -0.11 |
| Nov | 1.80 | 1.80 | 0.00 |
| Dec | 1.29 | 1.40 | -0.11 |
35.00 | 35.42 | -0.42 |