United States · 1991–2020 normal
Half Moon Bay in
May.
Typical May weather in Half Moon Bay: 16.7°C by day, 9°C at night, 24 mm of rain over 3.9 wet days. These are measured 1991–2020 station normals, not a forecast.
Typical high16.7°C
Typical low9°C
Rain24 mm
Wet days3.9
Comfort score 64 this month (August leads the year at 78). Daylight is calculated as 14 h 10 from latitude 37.46°. Open-water sea temperature is 12.2°C (11 km from the place centre).
The evidence behind this page
One month,
from the same station.
- Place identity
- GeoNames 5354943
- NOAA station
- USC00043714 · HALF MOON BAY
- Station distance
- 1.6 km from the place centre
- Coverage
- Strong coverage · 27 usable years
- Important limit
- Historical climate is not a forecast. Nearby stations can miss mountains, coasts, and local microclimates.