| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 1.12 | 1.12 | 0.00 |
| Feb | 1.36 | 1.34 | 0.02 |
| Mar | 2.30 | 2.18 | 0.12 |
| Apr | 3.13 | 3.30 | -0.17 |
| May | 4.53 | 4.34 | 0.19 |
| Jun | 3.98 | 4.01 | -0.03 |
| Jul | 2.58 | 2.61 | -0.03 |
| Aug | 3.04 | 2.66 | 0.38 |
| Sep | 2.96 | 3.09 | -0.13 |
| Oct | 2.88 | 3.15 | -0.27 |
| Nov | 1.80 | 1.69 | 0.11 |
| Dec | 1.62 | 1.58 | 0.04 |
31.30 | 31.07 | 0.23 |