| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 4.47 | 4.56 | -0.09 |
| Feb | 3.86 | 4.00 | -0.14 |
| Mar | 4.68 | 4.44 | 0.24 |
| Apr | 3.45 | 3.46 | -0.01 |
| May | 2.78 | 2.64 | 0.14 |
| Jun | 6.14 | 6.27 | -0.13 |
| Jul | 5.85 | 5.78 | 0.07 |
| Aug | 5.58 | 5.59 | -0.01 |
| Sep | 4.60 | 4.44 | 0.16 |
| Oct | 3.21 | 3.05 | 0.16 |
| Nov | 2.53 | 2.67 | -0.14 |
| Dec | 3.50 | 3.61 | -0.11 |
50.65 | 50.51 | 0.14 |