| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 1.98 | 2.47 | -0.49 |
| Feb | 2.08 | 2.21 | -0.13 |
| Mar | 2.13 | 2.24 | -0.11 |
| Apr | 2.58 | 3.00 | -0.42 |
| May | 2.01 | 2.30 | -0.29 |
| Jun | 1.18 | 1.29 | -0.11 |
| Jul | 1.70 | 1.84 | -0.14 |
| Aug | 1.65 | 1.89 | -0.24 |
| Sep | 1.64 | 1.98 | -0.34 |
| Oct | 1.69 | 1.86 | -0.17 |
| Nov | 1.86 | 2.29 | -0.43 |
| Dec | 1.80 | 1.95 | -0.15 |
22.30 | 25.32 | -3.02 |