He‘eia climate

He‘eia Weather in December

NOAA 1991-2020 normals for Kaneohe 838.1, 1.7 km from He‘eia

Average highs run from 80°F on December 1 to 79°F on December 31, and lows from 70°F to 67°F. Normal precipitation for the month is 5.57 in over about 21 wet days.

December day by day

The normal high and low for each date, and the record, in °F.

Normal daily high and low temperature at He‘eia, in °F, with the record for each date.5060708090100151015202530
  • Normal low
  • Normal high
  • Record high
  • Record low

December at a glance

Average high
79°F
Average low
69°F
Precipitation
5.57 in
Record high
91°FDec 3, 2024
Record low
55°FDec 29, 1996
Chance of a freeze
0%
Daylight
10 h 55 min to 10 h 51 min
Cloud cover
54%
Humidity
76%
Dew point
66°F
Wind
13.9 mph

Every day of the month

A wet day has at least 0.01 inch of precipitation.

DateNormal highNormal lowRecord highRecord lowChance wet
Dec 180°F70°F90°F 197764°F 197269%
Dec 280°F70°F90°F 198064°F 200969%
Dec 380°F70°F91°F 202463°F 200969%
Dec 480°F70°F86°F 198063°F 200969%
Dec 579°F70°F85°F 194264°F 199568%
Dec 679°F70°F84°F 198562°F 200268%
Dec 779°F70°F88°F 202362°F 198468%
Dec 879°F70°F87°F 197761°F 201068%
Dec 979°F69°F85°F 197764°F 194268%
Dec 1079°F69°F86°F 202363°F 197368%
Dec 1179°F69°F87°F 202564°F 194468%
Dec 1279°F69°F87°F 197964°F 195267%
Dec 1379°F69°F85°F 198663°F 199667%
Dec 1479°F69°F85°F 202263°F 194767%
Dec 1579°F69°F86°F 197960°F 199667%
Dec 1679°F69°F87°F 197556°F 200866%
Dec 1779°F69°F84°F 200959°F 199866%
Dec 1879°F68°F85°F 194260°F 198866%
Dec 1979°F68°F84°F 197364°F 197266%
Dec 2079°F68°F86°F 197963°F 200565%
Dec 2179°F68°F88°F 198763°F 200265%
Dec 2279°F68°F85°F 197964°F 194365%
Dec 2379°F68°F84°F 197964°F 199664%
Dec 2479°F68°F85°F 198960°F 200964%
Dec 2579°F68°F91°F 201361°F 201463%
Dec 2679°F68°F85°F 197560°F 194663%
Dec 2779°F67°F84°F 198263°F 196962%
Dec 2879°F67°F87°F 198757°F 199662%
Dec 2979°F67°F90°F 198355°F 199662%
Dec 3079°F67°F86°F 198064°F 194661%
Dec 3179°F67°F84°F 198162°F 195261%

Chance of rain

The chance of at least 0.01 inch of precipitation on each date at He‘eia, in percent.0204060801102030
  • Chance of a wet day

Sunrise and sunset

Times for 2026, local time (HST).

December 1
sunrise 6:53 AM, sunset 5:48 PM
December 31
sunrise 7:09 AM, sunset 6:00 PM

Every day of December: sun and moon

Other months

Sources

Normals: NOAA NCEI U.S. Climate Normals, 1991-2020, station USC00513117 (Kaneohe 838.1), public domain. Records: NOAA GHCN-Daily, station USW00022519, every year on file, quality-flagged values removed. Cloud, humidity, wind and sunshine: NASA POWER (MERRA-2, CERES and GEWEX SRB), 1991-2020. The data was obtained from the National Aeronautics and Space Administration (NASA) Langley Research Center's Prediction Of Worldwide Energy Resources (POWER) project funded through the NASA Earth Science Division: POWER Daily API v2, accessed 2026-09-24. Sun and moon: computed with the NOAA solar equations and Meeus.