| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 4.91 | 4.81 | 0.10 |
| Feb | 5.05 | 5.11 | -0.06 |
| Mar | 5.07 | 5.03 | 0.04 |
| Apr | 4.58 | 4.52 | 0.06 |
| May | 3.31 | 3.28 | 0.03 |
| Jun | 5.10 | 4.89 | 0.21 |
| Jul | 5.93 | 6.11 | -0.18 |
| Aug | 5.21 | 5.26 | -0.05 |
| Sep | 4.52 | 4.17 | 0.35 |
| Oct | 3.28 | 3.01 | 0.27 |
| Nov | 3.86 | 3.80 | 0.06 |
| Dec | 5.30 | 5.15 | 0.15 |
56.12 | 55.14 | 0.98 |