United States · 1991–2020 normal
Johnston in
May.
Typical May weather in Johnston: 28.7°C by day, 13.5°C at night, 82 mm of rain over 6.4 wet days. These are measured 1991–2020 station normals, not a forecast.
Typical high28.7°C
Typical low13.5°C
Rain82 mm
Wet days6.4
Comfort score 72 this month (October leads the year at 81). Daylight is calculated as 13 h 54 from latitude 33.83°.
The evidence behind this page
One month,
from the same station.
- Place identity
- GeoNames 4583636
- NOAA station
- USC00384607 · JOHNSTON 4 SW
- Station distance
- 7.4 km from the place centre
- Coverage
- Strong coverage · 30 usable years
- Important limit
- Historical climate is not a forecast. Nearby stations can miss mountains, coasts, and local microclimates.