January is one of the warmer months of the year in Theodore, with average highs near 34.5°C and lows around 20.5°C (mean 27.5°C). It is a relatively wet time of year, averaging 84 mm of rainfall and 60% relative humidity across the period.
January is one of the warmer months of the year in Theodore. Across 45 years of records, the warmest January in Theodore was 1994 — when the month averaged 29.7°C — while the coldest was 2011 at 23.9°C. Typical January days reach 34.5°C with nights near 20.5°C. The long-term trend is warming, about 0.2°C per decade.
January is a relatively wet time of year in Theodore, averaging 84 mm of rainfall. The wettest January on record was 2013 with 257 mm, while the driest was 2019 at 9 mm.
Relative humidity in Theodore during January averages 60%. The most humid January was 2011 at 83%, and the least humid was 2003 at 46%.
January receives about 7 kWh/m²/day of solar energy in Theodore. The sunniest January was 1985 at 8 kWh/m²/day, and the cloudiest was 2008 at 5.7.
Average wind speed in Theodore during January is 2.8 m/s. The windiest January was 2014 at 3.3 m/s, while the calmest was 2011 at 2.3 m/s.
Ranked against the other 11 months using 1981–2025 averages.
| Metric | 1980s | 1990s | 2000s | 2010s | 2020s | Change |
|---|---|---|---|---|---|---|
| Avg Temp | 27.1°C | 27.5°C | 27.6°C | 27.5°C | 28.0°C | +0.9°C |
| Avg High | 34.1°C | 34.5°C | 34.7°C | 34.4°C | 35.0°C | +0.9°C |
| Avg Low | 20.1°C | 20.4°C | 20.5°C | 20.5°C | 21.1°C | +1°C |
| Avg Rain | 81 mm | 83 mm | 77 mm | 106 mm | 60 mm | -22 mm |
January temperatures in Theodore have risen by about 1°C between 1981–1985 and 2021–2025.
January has ranged from a record low of 14.5°C (2005) to a record high of 45.3°C (1994).
Rainfall in January is a relatively wet time of year, averaging 84 mm, with a wettest year of 257 mm.
A quieter season to visit Theodore
If your dates are flexible, the more temperate months of April and October tend to be the most comfortable for visiting Theodore. That said, January — with days averaging 34.5°C and nights around 20.5°C (mean 27.5°C) and higher rainfall (84 mm) — can still be rewarding for travellers who don't mind the warmth, and often means fewer crowds.
| Year | Avg High | Avg Temp | Avg Low | Hottest Day | Coldest Day | Rainfall | Humidity | Wind | Solar |
|---|---|---|---|---|---|---|---|---|---|
| 2025 | 35.2°C | 27.9°C | 20.6°C | 41.5°C | 17.0°C | 81 mm | 60% | 2.8 m/s | 7.2 |
| 2024 | 34.6°C | 28.6°C | 22.5°C | 39.9°C | 18.8°C | 92 mm | 69% | 2.5 m/s | 6.4 |
| 2023 | 33.4°C | 26.8°C | 20.2°C | 37.8°C | 17.7°C | 97 mm | 65% | 2.5 m/s | 6.3 |
| 2022 | 35.6°C | 28.3°C | 21.0°C | 39.3°C | 17.5°C | 12 mm | 57% | 3 m/s | 7.1 |
| 2021 | 34.8°C | 27.5°C | 20.3°C | 38.1°C | 17.7°C | 33 mm | 56% | 2.9 m/s | 6.9 |
| 2020 | 36.2°C | 29.1°C | 22.0°C | 40.0°C | 19.0°C | 44 mm | 57% | 2.8 m/s | 6.8 |
| 2019 | 36.6°C | 28.5°C | 20.4°C | 39.5°C | 17.5°C | 9 mm | 53% | 3.1 m/s | 7.2 |
| 2018 | 36.2°C | 28.5°C | 20.7°C | 39.8°C | 17.4°C | 25 mm | 54% | 2.6 m/s | 7.7 |
| 2017 | 36.6°C | 29.2°C | 21.8°C | 40.6°C | 17.8°C | 41 mm | 57% | 2.8 m/s | 6.8 |
| 2016 | 35.1°C | 27.9°C | 20.7°C | 39.5°C | 18.5°C | 229 mm | 56% | 2.8 m/s | 7 |
| 2015 | 32.2°C | 26.4°C | 20.5°C | 37.4°C | 17.7°C | 145 mm | 69% | 2.4 m/s | 6.3 |
| 2014 | 35.9°C | 28.3°C | 20.6°C | 43.3°C | 17.3°C | 53 mm | 53% | 3.3 m/s | 7 |
| 2013 🌧️ | 35.3°C | 28.4°C | 21.5°C | 41.0°C | 19.0°C | 257 mm | 60% | 3.2 m/s | 6.6 |
| 2012 | 33.7°C | 26.9°C | 20.2°C | 39.0°C | 16.2°C | 105 mm | 62% | 2.7 m/s | 6.3 |
| 2011 ❄️ | 28.9°C | 23.9°C | 19.0°C | 31.8°C | 15.1°C | 79 mm | 83% | 2.3 m/s | 7 |
| 2010 | 33.5°C | 26.5°C | 19.5°C | 37.9°C | 14.6°C | 119 mm | 64% | 2.7 m/s | 6.9 |
| 2009 | 33.8°C | 27.2°C | 20.7°C | 40.0°C | 17.3°C | 87 mm | 62% | 3.1 m/s | 6.1 |
| 2008 | 31.4°C | 25.8°C | 20.1°C | 35.3°C | 18.1°C | 139 mm | 72% | 3.1 m/s | 5.7 |
| 2007 | 35.4°C | 28.0°C | 20.6°C | 38.6°C | 16.6°C | 57 mm | 57% | 2.8 m/s | 6.6 |
| 2006 | 36.5°C | 29.2°C | 21.9°C | 42.0°C | 18.6°C | 43 mm | 57% | 2.8 m/s | 7 |
| 2005 | 34.7°C | 27.5°C | 20.3°C | 40.8°C | 14.5°C | 65 mm | 59% | 2.9 m/s | 6.8 |
| 2004 | 34.1°C | 27.6°C | 21.2°C | 38.5°C | 15.7°C | 133 mm | 65% | 2.7 m/s | 7 |
| 2003 | 36.5°C | 28.1°C | 19.7°C | 41.7°C | 16.6°C | 10 mm | 46% | 2.6 m/s | 7.6 |
| 2002 | 35.0°C | 28.0°C | 21.0°C | 40.4°C | 16.6°C | 76 mm | 58% | 2.4 m/s | 7.3 |
| 2001 | 36.1°C | 28.0°C | 20.0°C | 41.8°C | 14.8°C | 41 mm | 55% | 2.7 m/s | 7.4 |
| 2000 | 33.2°C | 26.2°C | 19.1°C | 41.2°C | 15.1°C | 120 mm | 62% | 2.6 m/s | 7 |
| 1999 | 33.0°C | 26.7°C | 20.4°C | 37.3°C | 16.5°C | 177 mm | 69% | 2.4 m/s | 6.8 |
| 1998 | 36.4°C | 29.2°C | 22.0°C | 41.3°C | 17.8°C | 61 mm | 55% | 3 m/s | 7 |
| 1997 | 34.7°C | 27.1°C | 19.4°C | 37.8°C | 16.8°C | 38 mm | 51% | 3.1 m/s | 6.9 |
| 1996 | 31.0°C | 25.4°C | 19.7°C | 39.3°C | 14.9°C | 184 mm | 75% | 2.5 m/s | 6.6 |
| 1995 | 34.4°C | 27.2°C | 20.1°C | 39.1°C | 16.3°C | 90 mm | 59% | 3 m/s | 7.1 |
| 1994 🔥 | 37.9°C | 29.7°C | 21.6°C | 45.3°C | 17.5°C | 37 mm | 49% | 3 m/s | 7.4 |
| 1993 | 33.4°C | 26.6°C | 19.8°C | 37.0°C | 17.0°C | 73 mm | 63% | 2.5 m/s | 7 |
| 1992 | 35.9°C | 28.4°C | 20.9°C | 39.8°C | 17.0°C | 54 mm | 55% | 2.8 m/s | 7.8 |
| 1991 | 31.0°C | 25.4°C | 19.8°C | 36.8°C | 15.4°C | 99 mm | 72% | 3.1 m/s | 6.2 |
| 1990 | 37.5°C | 29.1°C | 20.6°C | 42.2°C | 17.8°C | 22 mm | 47% | 2.9 m/s | 7.8 |
| 1989 | 33.5°C | 26.5°C | 19.4°C | 37.9°C | 15.7°C | 81 mm | 61% | 2.8 m/s | 7.5 |
| 1988 | 36.1°C | 28.3°C | 20.4°C | 41.2°C | 16.8°C | 52 mm | 52% | 2.8 m/s | 7.7 |
| 1987 | 35.0°C | 28.5°C | 22.1°C | 41.4°C | 18.2°C | 100 mm | 61% | 2.5 m/s | 7 |
| 1986 | 34.2°C | 26.8°C | 19.3°C | 36.9°C | 17.0°C | 60 mm | 57% | 2.7 m/s | 7.5 |
| 1985 | 35.4°C | 27.8°C | 20.2°C | 39.2°C | 16.0°C | 47 mm | 56% | 2.4 m/s | 8 |
| 1984 | 32.1°C | 26.1°C | 20.0°C | 35.6°C | 16.5°C | 134 mm | 66% | 2.6 m/s | 6 |
| 1983 | 34.6°C | 26.9°C | 19.3°C | 39.3°C | 16.1°C | 74 mm | 59% | 2.7 m/s | — |
| 1982 | 34.3°C | 27.8°C | 21.3°C | 40.6°C | 16.5°C | 119 mm | 64% | 2.6 m/s | — |
| 1981 | 31.8°C | 25.3°C | 18.7°C | 38.3°C | 15.8°C | 66 mm | 67% | 2.8 m/s | — |
Actual recorded January data for each year, 1981–2025 — sourced from NASA POWER.
The average high in January is around 34.5°C with lows near 20.5°C (mean 27.5°C), based on 45 years of NASA POWER data.
January averages 84 mm of rainfall in Theodore, a relatively wet time of year. The wettest on record was 257 mm in 2013.
The hottest January reached 45.3°C in 1994. The coldest dipped to 14.5°C in 2005.
Comparing the earliest years on record (1981–1985) with the most recent (2021–2025), average January temperatures have risen by about 1°C. Daytime highs moved from 33.6°C to 34.7°C and overnight lows from 19.9°C to 20.9°C over the same span.
January is one of the warmer months of the year in Theodore and a relatively wet time of year, so plan for around 34.5°C daytime highs and 20.5°C at night.
Not quite — January is the 12th coolest month in Theodore, averaging 27.5°C.
For January in Theodore, pack light, breathable clothing and sun protection, with typical highs of 34.5°C and lows of 20.5°C. Bring an umbrella or light rain jacket too.
Relative humidity in January averages 60% — moderately humid.
Average wind speed in January is 2.8 m/s. The windiest January on record averaged 3.3 m/s (2014).
The wettest January on record was 2013 with 257 mm. On average, January sees 84 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 Theodore 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.
