December is one of the warmer months of the year in Hawera, with average highs near 18.8°C and lows around 12.1°C (mean 15.5°C). It is about average for rainfall, averaging 100 mm of rainfall and 83% relative humidity across the period.
December is one of the warmer months of the year in Hawera. Across 45 years of records, the warmest December in Hawera was 2021 — when the month averaged 17.7°C — while the coldest was 2006 at 12.8°C. Typical December days reach 18.8°C with nights near 12.1°C. The long-term trend is warming, about 0.2°C per decade.
December is about average for rainfall in Hawera, averaging 100 mm of rainfall. The wettest December on record was 2021 with 232 mm, while the driest was 2017 at 27 mm.
Relative humidity in Hawera during December averages 83%. The most humid December was 2021 at 87%, and the least humid was 1983 at 79%.
December receives about 6.4 kWh/m²/day of solar energy in Hawera. The sunniest December was 2017 at 7.4 kWh/m²/day, and the cloudiest was 2001 at 5.2.
Average wind speed in Hawera during December is 4.1 m/s. The windiest Decembers were 1989 and 2004 at 5 m/s, while the calmest was 2018 at 3.3 m/s.
Ranked against the other 11 months using 1981–2025 averages.
| Metric | 1980s | 1990s | 2000s | 2010s | 2020s | Change |
|---|---|---|---|---|---|---|
| Avg Temp | 15.7°C | 14.7°C | 15.2°C | 15.7°C | 16.3°C | +0.6°C |
| Avg High | 19.2°C | 18.1°C | 18.4°C | 19.1°C | 19.5°C | +0.3°C |
| Avg Low | 12.2°C | 11.4°C | 12.0°C | 12.4°C | 13.0°C | +0.8°C |
| Avg Rain | 96 mm | 87 mm | 101 mm | 93 mm | 133 mm | +37 mm |
December temperatures in Hawera have risen by about 0.7°C between 1981–1985 and 2021–2025.
December has ranged from a record low of 5.5°C (1982) to a record high of 25.8°C (2012).
Rainfall in December is about average for rainfall, averaging 100 mm, with a wettest year of 232 mm.
One of the best times to visit Hawera
December is one of the best times to visit Hawera. Expect days averaging 18.8°C and nights around 12.1°C (mean 15.5°C) — warmer than Hawera's yearly average — with higher rainfall (100 mm), so conditions are generally comfortable for sightseeing and outdoor plans.
| Year | Avg High | Avg Temp | Avg Low | Hottest Day | Coldest Day | Rainfall | Humidity | Wind | Solar |
|---|---|---|---|---|---|---|---|---|---|
| 2025 | 19.5°C | 16.2°C | 12.8°C | 23.9°C | 9.9°C | 143 mm | 82% | 4.4 m/s | — |
| 2024 | 19.5°C | 16.2°C | 12.9°C | 21.9°C | 9.2°C | 62 mm | 86% | 4.3 m/s | 6.5 |
| 2023 | 19.6°C | 16.5°C | 13.3°C | 22.4°C | 9.5°C | 121 mm | 86% | 4.1 m/s | 5.9 |
| 2022 | 20.0°C | 16.5°C | 13.0°C | 22.9°C | 8.9°C | 123 mm | 84% | 3.4 m/s | 6.7 |
| 2021 🔥 🌧️ | 20.5°C | 17.7°C | 14.8°C | 22.5°C | 12.2°C | 232 mm | 87% | 4 m/s | 6 |
| 2020 | 18.0°C | 14.7°C | 11.4°C | 20.8°C | 5.8°C | 117 mm | 84% | 4.4 m/s | 6.7 |
| 2019 | 18.8°C | 15.5°C | 12.3°C | 22.4°C | 8.7°C | 130 mm | 83% | 4.7 m/s | 6.8 |
| 2018 | 20.0°C | 16.6°C | 13.3°C | 22.5°C | 9.2°C | 87 mm | 84% | 3.3 m/s | 6.5 |
| 2017 | 20.4°C | 16.9°C | 13.4°C | 24.8°C | 9.9°C | 27 mm | 83% | 3.7 m/s | 7.4 |
| 2016 | 17.9°C | 14.4°C | 11.0°C | 21.6°C | 8.0°C | 56 mm | 83% | 4 m/s | 6.8 |
| 2015 | 18.1°C | 14.9°C | 11.6°C | 23.4°C | 8.3°C | 38 mm | 83% | 4 m/s | 7.1 |
| 2014 | 19.1°C | 15.5°C | 12.0°C | 22.9°C | 5.8°C | 91 mm | 83% | 3.6 m/s | 6.4 |
| 2013 | 19.0°C | 15.7°C | 12.5°C | 22.5°C | 8.6°C | 92 mm | 82% | 4 m/s | 6.5 |
| 2012 | 19.5°C | 16.1°C | 12.7°C | 25.8°C | 7.7°C | 88 mm | 85% | 3.9 m/s | 6.1 |
| 2011 | 19.2°C | 15.7°C | 12.3°C | 21.9°C | 7.8°C | 211 mm | 83% | 3.6 m/s | 6.3 |
| 2010 | 19.4°C | 16.1°C | 12.7°C | 22.0°C | 7.8°C | 109 mm | 85% | 4 m/s | 6 |
| 2009 | 17.9°C | 14.5°C | 11.1°C | 20.8°C | 7.4°C | 115 mm | 83% | 4.1 m/s | 6.5 |
| 2008 | 18.8°C | 15.4°C | 12.0°C | 21.9°C | 8.1°C | 91 mm | 83% | 4 m/s | 6.4 |
| 2007 | 19.3°C | 15.8°C | 12.3°C | 22.0°C | 8.6°C | 78 mm | 82% | 3.6 m/s | 6.2 |
| 2006 ❄️ | 15.9°C | 12.8°C | 9.7°C | 19.1°C | 6.1°C | 81 mm | 82% | 4 m/s | 6.6 |
| 2005 | 19.6°C | 16.6°C | 13.5°C | 24.0°C | 9.7°C | 92 mm | 84% | 3.8 m/s | 6 |
| 2004 | 16.0°C | 13.2°C | 10.3°C | 20.6°C | 7.1°C | 129 mm | 82% | 5 m/s | 6.3 |
| 2003 | 19.0°C | 15.6°C | 12.2°C | 22.8°C | 8.1°C | 104 mm | 84% | 4.1 m/s | 6 |
| 2002 | 18.4°C | 15.1°C | 11.9°C | 21.6°C | 8.9°C | 109 mm | 81% | 4.6 m/s | 6.2 |
| 2001 | 19.4°C | 16.7°C | 13.9°C | 23.2°C | 10.6°C | 142 mm | 84% | 4.8 m/s | 5.2 |
| 2000 | 19.8°C | 16.3°C | 12.8°C | 23.1°C | 9.8°C | 72 mm | 82% | 4.1 m/s | 6.4 |
| 1999 | 17.8°C | 14.3°C | 10.8°C | 20.7°C | 7.0°C | 32 mm | 81% | 4.1 m/s | 6.9 |
| 1998 | 19.0°C | 15.7°C | 12.3°C | 22.8°C | 9.3°C | 59 mm | 82% | 4.1 m/s | 6.6 |
| 1997 | 18.0°C | 14.4°C | 10.9°C | 21.9°C | 7.6°C | 65 mm | 81% | 4.2 m/s | 6.6 |
| 1996 | 17.4°C | 14.2°C | 11.1°C | 21.5°C | 6.4°C | 117 mm | 84% | 4.1 m/s | 6.3 |
| 1995 | 19.6°C | 16.1°C | 12.7°C | 22.6°C | 8.1°C | 102 mm | 84% | 4.2 m/s | 6.5 |
| 1994 | 18.4°C | 14.8°C | 11.1°C | 22.0°C | 7.2°C | 59 mm | 84% | 3.8 m/s | 6.9 |
| 1993 | 17.1°C | 13.8°C | 10.6°C | 21.8°C | 7.2°C | 126 mm | 84% | 3.9 m/s | 6.2 |
| 1992 | 17.6°C | 14.4°C | 11.2°C | 21.2°C | 5.5°C | 168 mm | 84% | 4 m/s | 5.8 |
| 1991 | 17.2°C | 14.1°C | 11.0°C | 21.3°C | 6.5°C | 100 mm | 85% | 3.8 m/s | 6.3 |
| 1990 | 18.4°C | 15.1°C | 11.9°C | 22.6°C | 7.9°C | 46 mm | 81% | 4.6 m/s | 6.7 |
| 1989 | 17.8°C | 14.5°C | 11.3°C | 20.9°C | 7.2°C | 100 mm | 81% | 5 m/s | 6.5 |
| 1988 | 20.5°C | 16.6°C | 12.7°C | 24.6°C | 9.6°C | 56 mm | 81% | 3.6 m/s | 6.9 |
| 1987 | 18.6°C | 15.3°C | 11.9°C | 22.2°C | 9.3°C | 127 mm | 82% | 4.2 m/s | 6.2 |
| 1986 | 18.9°C | 15.3°C | 11.6°C | 22.0°C | 7.4°C | 55 mm | 80% | 4 m/s | 6.7 |
| 1985 | 20.0°C | 16.4°C | 12.9°C | 21.9°C | 8.1°C | 134 mm | 81% | 3.6 m/s | 6.6 |
| 1984 | 21.0°C | 17.2°C | 13.3°C | 24.5°C | 11.0°C | 112 mm | 81% | 3.8 m/s | 6.2 |
| 1983 | 18.3°C | 14.8°C | 11.3°C | 24.2°C | 8.0°C | 84 mm | 79% | 4.4 m/s | — |
| 1982 | 17.5°C | 14.2°C | 10.9°C | 20.4°C | 5.5°C | 108 mm | 81% | 4.9 m/s | — |
| 1981 | 20.1°C | 16.9°C | 13.7°C | 23.5°C | 10.2°C | 89 mm | 84% | 4 m/s | — |
Actual recorded December data for each year, 1981–2025 — sourced from NASA POWER.
The average high in December is around 18.8°C with lows near 12.1°C (mean 15.5°C), based on 45 years of NASA POWER data.
December averages 100 mm of rainfall in Hawera, about average for rainfall. The wettest on record was 232 mm in 2021.
The hottest December reached 25.8°C in 2012. The coldest dipped to 5.5°C in 1982.
Comparing the earliest years on record (1981–1985) with the most recent (2021–2025), average December temperatures have risen by about 0.7°C. Daytime highs moved from 19.4°C to 19.8°C and overnight lows from 12.4°C to 13.4°C over the same span.
December is one of the warmer months of the year in Hawera and about average for rainfall, so plan for around 18.8°C daytime highs and 12.1°C at night.
Not quite — December is the 9th coolest month in Hawera, averaging 15.5°C.
For December in Hawera, pack light layers you can adjust through the day, with typical highs of 18.8°C and lows of 12.1°C. Bring an umbrella or light rain jacket too.
Relative humidity in December averages 83% — quite humid.
Average wind speed in December is 4.1 m/s. The windiest December on record averaged 5 m/s (1989).
The wettest December on record was 2021 with 232 mm. On average, December sees 100 mm.
All figures are derived from NASA POWER (Prediction Of Worldwide Energy Resources), based on MERRA-2 satellite reanalysis, covering 1981–2025.
Explore how the weather in Hawera behaves each December, based on 45 years of NASA POWER climate data from 1981 to 2025. This page breaks down average temperatures, rainfall, humidity, wind and solar radiation for December specifically, along with year-by-year records and how the month has changed over the decades.
