Letterbox

Best time to visit Letterbox

Best months: March–June and August–December. Best months have typical highs of 55–85 °F, lows of 30 °F or warmer (32 °F where the station doesn't record snow), at most one snowy day and no more than 12 wet days.

1. Jan

   50° / 31°

   8 wet

2. Feb

   54° / 32°

   7 wet

3. Mar

   61° / 38°

   8 wet

4. Apr

   71° / 47°

   8 wet

5. May

   78° / 57°

   9 wet

6. Jun

   85° / 65°

   9 wet

7. Jul

   88° / 69°

   10 wet

8. Aug

   85° / 67°

   9 wet

9. Sep

   81° / 62°

   7 wet

10. Oct

    72° / 50°

    7 wet

11. Nov

    65° / 39°

    7 wet

12. Dec

    55° / 34°

    8 wet

Typical high / low (°F) and days with rain or snow, 1991–2020. Measured at Rocky Mt 8 Ese, NC, 8.3 mi away at 110 ft. Source: NOAA NCEI U.S. Climate Normals 1991–2020.