| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 3.39 | 3.28 | 0.11 |
| Feb | 2.83 | 2.77 | 0.06 |
| Mar | 3.70 | 3.48 | 0.22 |
| Apr | 3.67 | 3.99 | -0.32 |
| May | 4.40 | 4.58 | -0.18 |
| Jun | 4.64 | 4.93 | -0.29 |
| Jul | 4.47 | 4.59 | -0.12 |
| Aug | 3.66 | 3.80 | -0.14 |
| Sep | 4.10 | 4.24 | -0.14 |
| Oct | 3.31 | 3.45 | -0.14 |
| Nov | 3.22 | 3.02 | 0.20 |
| Dec | 3.50 | 3.40 | 0.10 |
44.89 | 45.53 | -0.64 |