| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 9.89 | 9.48 | 0.41 |
| Feb | 9.46 | 9.02 | 0.44 |
| Mar | 8.43 | 8.47 | -0.04 |
| Apr | 4.61 | 4.45 | 0.16 |
| May | 2.68 | 2.68 | 0.00 |
| Jun | 0.80 | 0.77 | 0.03 |
| Jul | 0.01 | 0.01 | 0.00 |
| Aug | 0.09 | 0.12 | -0.03 |
| Sep | 0.52 | 0.49 | 0.03 |
| Oct | 2.83 | 2.50 | 0.33 |
| Nov | 5.75 | 5.56 | 0.19 |
| Dec | 10.91 | 10.24 | 0.67 |
55.98 | 53.79 | 2.19 |