| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 0.72 | 0.66 | 0.06 |
| Feb | 0.67 | 0.61 | 0.06 |
| Mar | 1.06 | 1.08 | -0.02 |
| Apr | 1.96 | 2.02 | -0.06 |
| May | 3.09 | 3.14 | -0.05 |
| Jun | 4.27 | 4.19 | 0.08 |
| Jul | 4.10 | 3.93 | 0.17 |
| Aug | 3.19 | 3.08 | 0.11 |
| Sep | 2.88 | 2.78 | 0.10 |
| Oct | 2.50 | 2.39 | 0.11 |
| Nov | 0.95 | 0.90 | 0.05 |
| Dec | 0.77 | 0.80 | -0.03 |
26.16 | 25.58 | 0.58 |