Australian Farmers Almanac: January 2026

Stay ahead of the game with our comprehensive January 2026 weather and climate guide, covering subtropical to cool temperate zones. Learn what to plant and harvest, plus key astronomical data.
A cartoon illustration of two cows standing in a parched field, with one cow holding a tomato and the other cow looking dejected, accompanied by a sun symbol

Australian Farmers Almanac: January 2026

Your monthly guide to gardening, planting, and farming across all climate zones

Welcome to January 2026

Right, so we're kicking off 2026 and January is shaping up to be a proper scorcher for most of Australia. If you've got a garden (or you're silly enough to have started one), this is the month where things get real. The heat's relentless, the water bills are climbing, and your tomatoes are either thriving or turning into sun-dried versions of themselves.

I've pulled together everything you need to know for January 2026 across all six Australian climate zones. Whether you're in the tropical north getting hammered by monsoons or down in the Mediterranean zone praying for a cool change, there's something here for you.

2026 Climate Note: We're coming out of a La Nina pattern that peaked late 2025. January should see slightly above-average rainfall for eastern states, particularly the subtropical and tropical zones. Not a bad thing - your water tanks will thank you.

Climate zones covered: Subtropical Tropical Arid Mediterranean Warm Temperate Cool Temperate

A cartoon illustration of two cows standing in a parched field, with one cow holding a tomato and the other cow looking dejected, accompanied by a sun symbol
2026 La Niña Climate Advisory: Based on Inigo Jones cycle analysis and current ENSO patterns, 2026 is forecast to experience above-average rainfall (around 150% of normal) across eastern Australia. The La Niña pattern that developed in late 2025 is expected to persist through autumn 2026. Plan for wetter conditions, potential flooding, and elevated cyclone risk in tropical/subtropical zones.

January 2026 Climate Overview by Zone

Here's what you're dealing with this month. No surprises - it's hot. But with La Niña in play, expect more moisture than usual. The devil's in the details.

Zone Max Temp Min Temp Rainfall Conditions
Subtropical 29-32°C 21-24°C 155-215mm Hot, humid, frequent storms. La Niña boosting wet season.
Tropical 31-34°C 24-26°C 510-690mm Peak monsoon. Heavy rain, flooding likely. Cyclone risk elevated.
Arid 35-42°C 20-25°C 45-65mm Extreme heat. Some storm relief possible from La Niña.
Mediterranean 28-34°C 16-20°C 20-30mm Hot, dry. Fire danger extreme. Heat waves common.
Warm Temperate 26-29°C 19-22°C 125-175mm Hot days, warm nights. Thunderstorms frequent.
Cool Temperate 22-27°C 12-16°C 60-85mm Pleasant compared to north. More rain than usual.

January 2026 Astronomical Data

For those of you following moon planting (and honestly, my garlic does better when I pay attention to this stuff), here's what's happening overhead.

Moon Phases

Jan 3
Full Moon
Jan 10
Last Quarter
Jan 18
New Moon
Jan 26
First Quarter

Sunrise & Sunset

Days are getting shorter through January as we move past the summer solstice. Here's how daylight changes across the month:

City Jan 1 Jan 31 Change
Brisbane (AEST) 4:51am - 6:43pm (13h 52m) 5:10am - 6:36pm (13h 26m) -26 min
Sydney (AEDT) 5:46am - 8:09pm (14h 23m) 6:09am - 8:04pm (13h 55m) -28 min
Melbourne (AEDT) 6:00am - 8:45pm (14h 45m) 6:26am - 8:37pm (14h 11m) -34 min
Perth (AWST) 5:08am - 7:25pm (14h 17m) 5:27am - 7:18pm (13h 51m) -26 min

Trend: Days shortening as we head toward autumn. Plan outdoor work for earlier starts.

Meteor Shower: The Quadrantids peak on January 3 with up to 120 meteors per hour. Unfortunately, it coincides with the Full Moon this year, so viewing conditions aren't ideal. Still worth a look after midnight if you're up.

January 2026 Planting Guide

Let's be honest - January isn't prime planting time for most of Australia. It's more about keeping what you've got alive. But there are still things you can get in the ground if you're keen (or stubborn).

Subtropical Zone (Brisbane, Gold Coast, Northern NSW)

What to Plant
  • Sweet potato slips (perfect timing)
  • Okra, snake beans, yard-long beans
  • Heat-tolerant lettuce (under shade)
  • Capsicum, chilli (transplants)
  • Rosella, Ceylon spinach
What to Harvest
  • Tomatoes (if you've kept them alive)
  • Zucchini, cucumber, squash
  • Beans, corn, eggplant
  • Mangoes, lychees, passionfruit
  • Pineapples, bananas

Tropical Zone (Cairns, Darwin, NT)

What to Plant
  • Sweet potato (main season)
  • Snake beans, winged beans
  • Kangkong (water spinach)
  • Tropical greens only
  • Green manure crops
What to Harvest
  • Mangoes (peak season!)
  • Rambutan, mangosteen
  • Jackfruit, breadfruit
  • Bananas, papaya
  • Whatever survives the wet

Mediterranean & Arid Zones (Adelaide, Perth, Central Australia)

Survival Mode: Honestly, January is about keeping things alive, not starting new projects. Water deeply in early morning, mulch like your life depends on it (your plants' lives do), and accept that some things won't make it.
What to Plant
  • Almost nothing - too hot
  • Heat-tolerant greens under shade
  • Plan your autumn garden instead
What to Harvest
  • Stone fruit at peak (peaches, nectarines)
  • Grapes beginning
  • Figs, melons
  • Tomatoes if irrigated

Warm & Cool Temperate Zones (Sydney, Melbourne, Hobart)

What to Plant
  • Beans (succession planting)
  • Corn (last chance)
  • Cucumber, zucchini (last)
  • Heat-tolerant lettuce
  • Order seeds for autumn
What to Harvest
  • Tomatoes at peak
  • Stone fruit, berries
  • Beans, corn, capsicum
  • Cucurbits galore

January 2026 Moon Planting Calendar

If you follow biodynamic or traditional moon planting, here's your January schedule. The science is debated, but plenty of experienced gardeners swear by it. Worth a shot, I reckon.

Period Moon Phase Best Activities
Jan 1-3 Waxing to Full Harvest and preserve. Good for above-ground crops if you must plant.
Jan 3-10 Waning (Full to Last Quarter) Root vegetables, bulbs. Good for pruning and pest control.
Jan 10-18 Waning to New Rest period. Soil improvement, composting, mulching.
Jan 18-26 Waxing (New to First Quarter) Leafy greens, herbs. Root development strong.
Jan 26-31 Waxing to Full Fruiting crops, above-ground vegetables.

January 2026 Livestock Guide

Heat stress is the name of the game this month. Every animal on your property is going to be feeling it, and some will be feeling it more than others.

Cattle

  • Heat stress management critical
  • Multiple water points essential
  • Shade access mandatory
  • Avoid mustering in heat of day
  • Watch for heat stroke signs

Sheep

  • Recently shorn? Watch for sunburn
  • Double water requirements
  • Fly strike vigilance continues
  • Shade critical for welfare

Poultry

  • Egg production drops significantly
  • Heat stress can be fatal
  • Cool water every few hours
  • Frozen treats help (watermelon)
  • Good ventilation essential

Bees

  • Peak activity for most zones
  • Shade hives if possible
  • Water source within 50m
  • Super management ongoing
  • Evening inspections only

January Self-Sufficiency Focus

Water Management

If you've got tanks, January is when they start working hard. The subtropical and tropical zones might get good top-ups from storm activity, but everyone else is drawing down. Water in the early morning (before 7am) to reduce evaporation. Mulch everything that's not moving.

Food Preservation

This is peak preserving season for stone fruit. If you're not making jam, bottling peaches, or drying apricots, you're missing out. Tomato passata season is in full swing too. Your future self will thank you come winter.

Best preservation method (January) Dehydrating - low humidity zones
Stone fruit peak All zones except tropical
Tomato processing Subtropical, Warm Temperate

Energy Planning

Solar panels are earning their keep this month. If you've got a battery system, you're laughing. For everyone else, pre-cool your house in the morning and shift your heavy power use to off-peak times. Your electricity bill will thank you.

January 2026 Market Outlook

Based on Gann cycles and seasonal patterns, here's what to expect at the markets and shops this month.

Category Trend Notes
Stone Fruit Abundant/Low prices Peak season. Buy bulk for preserving.
Leafy Greens Premium/High prices Heat damage = limited supply.
Mangoes Peak supply Best prices of the year.
Energy Peak pricing Air con demand = high grid prices.
Gann Date Alert: January 7 is a key Gann seasonal date. Watch for potential trend changes in commodity and energy markets around this time.

January Pest & Disease Watch

The combination of heat and humidity (or just heat in the dry zones) brings its own set of problems. Here's what to watch for.

Pest/Disease Risk Level Zones Affected Action
Fruit Fly Very High All except cool temperate Traps essential. Bag ripening fruit.
Spider Mites High Mediterranean, Arid, Warm Temp Check undersides of leaves. Hose off.
Fungal diseases High Subtropical, Tropical Improve airflow. Copper spray preventive.
Powdery Mildew Moderate Warm & Cool Temperate Milk spray (1:9 ratio). Morning only.

January 2026: Key Takeaways

  • Prepare for wet: La Niña means more rain than usual - check drainage and prepare for waterlogging
  • Preserve the harvest: Stone fruit and tomatoes won't wait - process them now
  • Watch your livestock: Heat stress kills - take it seriously
  • Flood awareness: Eastern states expecting 150% normal rainfall - have a flood plan ready
  • Plan ahead: Start ordering autumn seeds - you'll need them before you know it
Data Sources: Climate data from Bureau of Meteorology 30-year averages (1991-2020), adjusted for 2026 La Niña conditions using Inigo Jones cycle analysis. Astronomical calculations using Skyfield with NASA JPL DE421 ephemeris. Market analysis based on historical Gann cycle patterns. ENSO outlook from BOM/NOAA as at December 2025. Rainfall adjusted to 150% of normal based on Inigo Jones methodology. Planting guides adapted from state DPI recommendations.
Previous: December 2025 Next: February 2026 →

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