| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 5.40 | 5.30 | 0.10 |
| Feb | 5.40 | 5.04 | 0.36 |
| Mar | 5.53 | 5.29 | 0.24 |
| Apr | 5.29 | 5.13 | 0.16 |
| May | 4.64 | 4.47 | 0.17 |
| Jun | 4.61 | 4.61 | 0.00 |
| Jul | 5.21 | 4.53 | 0.68 |
| Aug | 3.93 | 3.81 | 0.12 |
| Sep | 3.73 | 3.90 | -0.17 |
| Oct | 3.67 | 3.48 | 0.19 |
| Nov | 4.59 | 4.56 | 0.03 |
| Dec | 6.10 | 5.89 | 0.21 |
58.10 | 56.01 | 2.09 |