| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 7.88 | 7.27 | 0.61 |
| Feb | 6.15 | 5.51 | 0.64 |
| Mar | 6.87 | 6.15 | 0.72 |
| Apr | 5.69 | 5.15 | 0.54 |
| May | 4.31 | 3.76 | 0.55 |
| Jun | 3.01 | 2.73 | 0.28 |
| Jul | 0.75 | 0.68 | 0.07 |
| Aug | 0.90 | 0.81 | 0.09 |
| Sep | 2.44 | 2.23 | 0.21 |
| Oct | 5.87 | 5.18 | 0.69 |
| Nov | 8.48 | 7.95 | 0.53 |
| Dec | 8.73 | 8.58 | 0.15 |
61.08 | 56.00 | 5.08 |