Weather, day cycle and cold in Among the Trolls
Sleep is affected by the day/night cycle and weather, cold at night must be answered with fire or shelter, and the forest's animal calls change with the conditions.

Among the Trolls runs on a day and night cycle, weather that changes how the forest sounds and behaves, and cold that is one of Anna's four survival needs. Reading the sky and the birds is not flavour text; it is information the game gives you for free.
The four needs, in weather terms
Hunger, thirst, sleep and temperature all drain on their own clocks, and weather touches all four. Sleep in particular is affected by the day/night cycle and weather conditions, and cold — especially at night or in certain areas — has one official answer: fire or shelter.
| Condition | What it changes | Practical response |
|---|---|---|
| Night | Colder, darker, sleep pressure | Shelter and fire, or avoid long travel |
| Rain and wind | Quieter birds, colder Anna | Move to shelter, cook while you wait |
| Clear sun | Louder, more active wildlife | Better time to hunt and explore |
| Snow | Cold dominates, visibility drops | Bank fuel first, shorten trips |
| Storms at sea | Water becomes worse than usual | Do not attempt crossings |
Sound tells you what the weather is doing
The sound design is built around the living forest. Each biome is defined by the calls of different animal species, birdsong changes from day to night, and how present the birds are depends on conditions: noisier when it is sunny, quieter when there is strong wind or rain. Silence is used deliberately, and the audio team describes the forest as something that is present and alive rather than threatening on its own.
That gives you a reliable tell: if the birds are loud, the region is behaving. If they are not, either the weather is bad or something has changed.
Cold, fire and the night plan
Cold is the need that kills new players, because it arrives when they are furthest from help. Temperature is worst at night and in specific places, and both answers are things you build: fire, and shelter.
A workable night routine:
- Bank fuel during the day, before you need it.
- Choose your sleep spot while it is still light.
- Cook before sleeping, so you wake to food rather than to a search.
- Do not start a crossing or a hunt at dusk; a tired, cold Anna fights and swims worse.
Weather and Lykky
Weather, time and Lykky are separate systems that compound. A low-Lykky night in the rain is the worst version of the game: aggressive animals, scarce resources, faster tool wear, and a cold Anna who cannot see far. On a clear morning with a healthy balance, the same area is generous. When a session feels unfairly hard, check what time it is before you blame the design.
Sources
- Devlog #13 (biome sound design, birds by weather and time, silence as a weapon): Steam news archive
- Devlog #2 (sleep, the day/night cycle, temperature, Lykky): Steam news archive
- Store page: Among the Trolls on Steam
Game imagery on this page is official promotional material, used for reference.