January is one of the warmer months of the year in Ipswich, with average highs near 31.3°C and lows around 19.2°C (mean 25.3°C). It is a relatively wet time of year, averaging 115 mm of rainfall and 70% relative humidity across the period.
January is one of the warmer months of the year in Ipswich. Across 45 years of records, the warmest January in Ipswich was 2019 — when the month averaged 27.2°C — while the coldest was 2011 at 22.7°C. Typical January days reach 31.3°C with nights near 19.2°C. The long-term trend is warming, about 0.3°C per decade.
January is a relatively wet time of year in Ipswich, averaging 115 mm of rainfall. The wettest January on record was 2011 with 371 mm, while the driest was 2019 at 8 mm.
Relative humidity in Ipswich during January averages 70%. The most humid January was 2011 at 87%, and the least humid was 2002 at 59%.
January receives about 6.6 kWh/m²/day of solar energy in Ipswich. The sunniest January was 1985 at 7.9 kWh/m²/day, and the cloudiest was 2008 at 5.4.
Average wind speed in Ipswich during January is 1.5 m/s. The windiest Januarys were 1997, 2013 and 2014 at 1.8 m/s, while the calmest was 1987 at 1.1 m/s.
Ranked against the other 11 months using 1981–2025 averages.
| Metric | 1980s | 1990s | 2000s | 2010s | 2020s | Change |
|---|---|---|---|---|---|---|
| Avg Temp | 24.7°C | 25.0°C | 25.4°C | 25.7°C | 25.5°C | +0.8°C |
| Avg High | 30.8°C | 30.9°C | 31.5°C | 31.8°C | 31.2°C | +0.4°C |
| Avg Low | 18.7°C | 19.1°C | 19.3°C | 19.6°C | 19.7°C | +1°C |
| Avg Rain | 107 mm | 115 mm | 99 mm | 145 mm | 108 mm | +1 mm |
January temperatures in Ipswich have risen by about 0.7°C between 1981–1985 and 2021–2025.
January has ranged from a record low of 14.2°C (1997) to a record high of 43.3°C (2014).
Rainfall in January is a relatively wet time of year, averaging 115 mm, with a wettest year of 371 mm.
A good time to visit Ipswich
January is a good time to visit Ipswich, with days averaging 31.3°C and nights around 19.2°C (mean 25.3°C, warmer than Ipswich's yearly average) and higher rainfall. October and November are marginally more temperate, but January still suits most travellers.
| Year | Avg High | Avg Temp | Avg Low | Hottest Day | Coldest Day | Rainfall | Humidity | Wind | Solar |
|---|---|---|---|---|---|---|---|---|---|
| 2025 | 30.7°C | 25.0°C | 19.2°C | 35.7°C | 15.7°C | 109 mm | 73% | 1.3 m/s | 6.9 |
| 2024 | 30.9°C | 26.1°C | 21.2°C | 38.2°C | 17.5°C | 160 mm | 80% | 1.5 m/s | 5.8 |
| 2023 | 32.1°C | 25.6°C | 19.1°C | 38.8°C | 16.6°C | 85 mm | 66% | 1.4 m/s | 6.3 |
| 2022 | 30.6°C | 24.9°C | 19.3°C | 35.7°C | 15.5°C | 86 mm | 73% | 1.6 m/s | 6.1 |
| 2021 | 30.4°C | 24.5°C | 18.7°C | 34.9°C | 15.3°C | 99 mm | 71% | 1.5 m/s | 6.5 |
| 2020 | 32.7°C | 26.6°C | 20.5°C | 37.1°C | 17.4°C | 108 mm | 70% | 1.3 m/s | 6.6 |
| 2019 🔥 | 34.4°C | 27.2°C | 20.0°C | 38.7°C | 18.1°C | 8 mm | 60% | 1.6 m/s | 7.3 |
| 2018 | 33.8°C | 26.6°C | 19.4°C | 39.0°C | 15.8°C | 36 mm | 62% | 1.4 m/s | 7.7 |
| 2017 | 33.8°C | 27.1°C | 20.5°C | 39.6°C | 16.8°C | 92 mm | 66% | 1.5 m/s | 7 |
| 2016 | 32.0°C | 25.4°C | 18.9°C | 37.8°C | 15.1°C | 76 mm | 66% | 1.4 m/s | 6.5 |
| 2015 | 30.2°C | 25.0°C | 19.8°C | 37.4°C | 16.7°C | 159 mm | 75% | 1.3 m/s | 6.2 |
| 2014 | 32.3°C | 25.9°C | 19.6°C | 43.3°C | 16.6°C | 82 mm | 62% | 1.8 m/s | 6.5 |
| 2013 | 33.0°C | 26.7°C | 20.5°C | 40.6°C | 18.4°C | 302 mm | 66% | 1.8 m/s | 6.3 |
| 2012 | 29.4°C | 24.2°C | 18.9°C | 38.8°C | 14.4°C | 248 mm | 73% | 1.5 m/s | 5.8 |
| 2011 ❄️ 🌧️ | 26.7°C | 22.7°C | 18.6°C | 31.2°C | 15.0°C | 371 mm | 87% | 1.4 m/s | 5.9 |
| 2010 | 32.5°C | 25.9°C | 19.3°C | 38.6°C | 15.8°C | 73 mm | 67% | 1.3 m/s | 6.9 |
| 2009 | 30.3°C | 24.8°C | 19.3°C | 38.2°C | 16.4°C | 92 mm | 70% | 1.6 m/s | 6.2 |
| 2008 | 28.0°C | 23.7°C | 19.4°C | 31.8°C | 17.2°C | 184 mm | 81% | 1.7 m/s | 5.4 |
| 2007 | 32.6°C | 26.0°C | 19.3°C | 37.7°C | 16.4°C | 60 mm | 65% | 1.4 m/s | 6.5 |
| 2006 | 31.8°C | 26.2°C | 20.6°C | 40.3°C | 17.0°C | 145 mm | 73% | 1.4 m/s | 6.7 |
| 2005 | 31.8°C | 25.4°C | 19.1°C | 37.9°C | 14.7°C | 101 mm | 69% | 1.5 m/s | 6.6 |
| 2004 | 31.5°C | 25.9°C | 20.3°C | 40.0°C | 17.1°C | 217 mm | 73% | 1.4 m/s | 6.5 |
| 2003 | 32.6°C | 25.2°C | 17.8°C | 39.9°C | 15.3°C | 12 mm | 59% | 1.6 m/s | 7.4 |
| 2002 | 33.8°C | 26.8°C | 19.8°C | 41.5°C | 16.5°C | 22 mm | 59% | 1.6 m/s | 7 |
| 2001 | 32.7°C | 26.0°C | 19.2°C | 40.3°C | 16.2°C | 71 mm | 65% | 1.5 m/s | 7.1 |
| 2000 | 29.4°C | 23.6°C | 17.8°C | 40.3°C | 14.7°C | 88 mm | 72% | 1.4 m/s | 6.6 |
| 1999 | 30.4°C | 24.8°C | 19.3°C | 37.8°C | 16.1°C | 160 mm | 74% | 1.4 m/s | 6.5 |
| 1998 | 32.2°C | 26.2°C | 20.2°C | 37.5°C | 16.7°C | 97 mm | 68% | 1.5 m/s | 6.4 |
| 1997 | 29.4°C | 23.5°C | 17.6°C | 33.3°C | 14.2°C | 78 mm | 67% | 1.8 m/s | 6.5 |
| 1996 | 28.3°C | 23.8°C | 19.3°C | 36.1°C | 15.0°C | 207 mm | 83% | 1.2 m/s | 6.4 |
| 1995 | 31.5°C | 25.0°C | 18.5°C | 38.9°C | 15.2°C | 76 mm | 66% | 1.6 m/s | 6.5 |
| 1994 | 32.7°C | 26.3°C | 20.0°C | 42.8°C | 16.2°C | 106 mm | 65% | 1.6 m/s | 6.4 |
| 1993 | 31.7°C | 25.5°C | 19.3°C | 35.6°C | 15.8°C | 84 mm | 69% | 1.2 m/s | 7 |
| 1992 | 30.2°C | 24.4°C | 18.6°C | 35.7°C | 14.7°C | 112 mm | 74% | 1.2 m/s | 7.2 |
| 1991 | 31.1°C | 25.5°C | 19.8°C | 36.2°C | 15.7°C | 135 mm | 69% | 1.5 m/s | 6.1 |
| 1990 | 31.9°C | 25.2°C | 18.5°C | 40.4°C | 14.9°C | 96 mm | 66% | 1.5 m/s | 6.9 |
| 1989 | 29.1°C | 23.4°C | 17.8°C | 35.5°C | 14.3°C | 103 mm | 73% | 1.4 m/s | 7 |
| 1988 | 31.0°C | 24.9°C | 18.7°C | 37.1°C | 16.0°C | 125 mm | 69% | 1.6 m/s | 6.9 |
| 1987 | 32.4°C | 26.5°C | 20.6°C | 38.7°C | 17.3°C | 134 mm | 71% | 1.1 m/s | 6.8 |
| 1986 | 31.7°C | 25.1°C | 18.5°C | 36.9°C | 14.7°C | 55 mm | 63% | 1.5 m/s | 7.1 |
| 1985 | 32.7°C | 25.6°C | 18.6°C | 38.5°C | 15.1°C | 103 mm | 63% | 1.3 m/s | 7.9 |
| 1984 | 29.0°C | 23.6°C | 18.2°C | 32.8°C | 15.1°C | 103 mm | 75% | 1.3 m/s | 5.9 |
| 1983 | 31.2°C | 24.6°C | 18.0°C | 36.8°C | 15.0°C | 72 mm | 66% | 1.5 m/s | — |
| 1982 | 30.1°C | 24.9°C | 19.6°C | 37.8°C | 16.6°C | 207 mm | 77% | 1.5 m/s | — |
| 1981 | 29.7°C | 24.0°C | 18.2°C | 36.5°C | 15.3°C | 57 mm | 72% | 1.5 m/s | — |
Actual recorded January data for each year, 1981–2025 — sourced from NASA POWER.
The average high in January is around 31.3°C with lows near 19.2°C (mean 25.3°C), based on 45 years of NASA POWER data.
January averages 115 mm of rainfall in Ipswich, a relatively wet time of year. The wettest on record was 371 mm in 2011.
The hottest January reached 43.3°C in 2014. The coldest dipped to 14.2°C in 1997.
Comparing the earliest years on record (1981–1985) with the most recent (2021–2025), average January temperatures have risen by about 0.7°C. Daytime highs moved from 30.5°C to 30.9°C and overnight lows from 18.5°C to 19.5°C over the same span.
January is one of the warmer months of the year in Ipswich and a relatively wet time of year, so plan for around 31.3°C daytime highs and 19.2°C at night.
Not quite — January is the 12th coolest month in Ipswich, averaging 25.3°C.
For January in Ipswich, pack light, breathable clothing and sun protection, with typical highs of 31.3°C and lows of 19.2°C. Bring an umbrella or light rain jacket too.
Relative humidity in January averages 70% — moderately humid.
Average wind speed in January is 1.5 m/s. The windiest January on record averaged 1.8 m/s (1997).
The wettest January on record was 2011 with 371 mm. On average, January sees 115 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 Ipswich behaves each January, 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 January specifically, along with year-by-year records and how the month has changed over the decades.
