| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 0.42 | 0.40 | 0.02 |
| Feb | 0.33 | 0.36 | -0.03 |
| Mar | 0.60 | 0.60 | 0.00 |
| Apr | 1.03 | 1.00 | 0.03 |
| May | 2.13 | 1.98 | 0.15 |
| Jun | 3.24 | 3.19 | 0.05 |
| Jul | 2.44 | 2.58 | -0.14 |
| Aug | 1.62 | 1.49 | 0.13 |
| Sep | 1.17 | 1.20 | -0.03 |
| Oct | 0.89 | 0.89 | 0.00 |
| Nov | 0.53 | 0.52 | 0.01 |
| Dec | 0.46 | 0.47 | -0.01 |
14.86 | 14.68 | 0.18 |