| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 0.86 | 0.86 | 0.00 |
| Feb | 1.25 | 1.28 | -0.03 |
| Mar | 2.38 | 2.39 | -0.01 |
| Apr | 3.18 | 3.07 | 0.11 |
| May | 5.15 | 5.23 | -0.08 |
| Jun | 4.87 | 4.97 | -0.10 |
| Jul | 3.97 | 3.91 | 0.06 |
| Aug | 3.94 | 4.01 | -0.07 |
| Sep | 2.76 | 2.80 | -0.04 |
| Oct | 2.99 | 2.93 | 0.06 |
| Nov | 1.67 | 1.58 | 0.09 |
| Dec | 1.23 | 1.26 | -0.03 |
34.25 | 34.29 | -0.04 |