| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 0.81 | 0.76 | 0.05 |
| Feb | 0.99 | 0.99 | 0.00 |
| Mar | 1.82 | 1.80 | 0.02 |
| Apr | 3.28 | 3.42 | -0.14 |
| May | 4.98 | 5.12 | -0.14 |
| Jun | 4.80 | 5.00 | -0.20 |
| Jul | 3.80 | 3.74 | 0.06 |
| Aug | 3.92 | 3.81 | 0.11 |
| Sep | 3.18 | 3.16 | 0.02 |
| Oct | 2.49 | 2.55 | -0.06 |
| Nov | 1.40 | 1.45 | -0.05 |
| Dec | 1.20 | 1.19 | 0.01 |
32.67 | 32.99 | -0.32 |