| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 3.45 | 3.41 | 0.04 |
| Feb | 2.99 | 2.91 | 0.08 |
| Mar | 3.25 | 3.36 | -0.11 |
| Apr | 3.38 | 3.31 | 0.07 |
| May | 5.03 | 4.89 | 0.14 |
| Jun | 4.17 | 4.33 | -0.16 |
| Jul | 2.43 | 2.31 | 0.12 |
| Aug | 3.40 | 3.24 | 0.16 |
| Sep | 3.76 | 3.93 | -0.17 |
| Oct | 4.67 | 4.63 | 0.04 |
| Nov | 4.13 | 3.97 | 0.16 |
| Dec | 3.54 | 3.57 | -0.03 |
44.20 | 43.86 | 0.34 |