| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 3.23 | 3.25 | -0.02 |
| Feb | 2.80 | 2.83 | -0.03 |
| Mar | 3.63 | 3.64 | -0.01 |
| Apr | 3.63 | 3.58 | 0.05 |
| May | 4.40 | 4.27 | 0.13 |
| Jun | 4.69 | 4.60 | 0.09 |
| Jul | 4.39 | 4.22 | 0.17 |
| Aug | 3.72 | 3.40 | 0.32 |
| Sep | 4.15 | 4.05 | 0.10 |
| Oct | 3.13 | 2.99 | 0.14 |
| Nov | 3.16 | 2.99 | 0.17 |
| Dec | 3.28 | 3.29 | -0.01 |
44.21 | 43.11 | 1.10 |