| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 0.69 | 0.61 | 0.08 |
| Feb | 0.69 | 0.58 | 0.11 |
| Mar | 1.10 | 1.09 | 0.01 |
| Apr | 2.05 | 2.00 | 0.05 |
| May | 3.18 | 3.14 | 0.04 |
| Jun | 4.35 | 4.28 | 0.07 |
| Jul | 4.16 | 3.96 | 0.20 |
| Aug | 3.22 | 3.11 | 0.11 |
| Sep | 2.89 | 2.77 | 0.12 |
| Oct | 2.53 | 2.38 | 0.15 |
| Nov | 1.02 | 0.89 | 0.13 |
| Dec | 0.79 | 0.76 | 0.03 |
26.67 | 25.57 | 1.10 |