| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 2.19 | 2.05 | 0.14 |
| Feb | 1.53 | 1.54 | -0.01 |
| Mar | 1.83 | 1.75 | 0.08 |
| Apr | 2.97 | 2.94 | 0.03 |
| May | 3.30 | 3.11 | 0.19 |
| Jun | 3.20 | 3.21 | -0.01 |
| Jul | 2.98 | 3.02 | -0.04 |
| Aug | 3.17 | 3.00 | 0.17 |
| Sep | 3.59 | 3.56 | 0.03 |
| Oct | 4.13 | 3.91 | 0.22 |
| Nov | 2.88 | 2.88 | 0.00 |
| Dec | 2.37 | 2.16 | 0.21 |
34.14 | 33.13 | 1.01 |