| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 0.46 | 0.45 | 0.01 |
| Feb | 0.64 | 0.59 | 0.05 |
| Mar | 1.07 | 1.06 | 0.01 |
| Apr | 2.08 | 2.14 | -0.06 |
| May | 3.86 | 3.58 | 0.28 |
| Jun | 3.13 | 3.13 | 0.00 |
| Jul | 2.22 | 2.12 | 0.10 |
| Aug | 1.67 | 1.64 | 0.03 |
| Sep | 1.37 | 1.26 | 0.11 |
| Oct | 1.68 | 1.73 | -0.05 |
| Nov | 0.71 | 0.65 | 0.06 |
| Dec | 0.51 | 0.52 | -0.01 |
19.40 | 18.87 | 0.53 |