A small group of words covers the most common time references. Jučer is yesterday, sutra is tomorrow, prekjučer the day before yesterday, and prekosutra the day after tomorrow — for example, jučer sam bio umoran (Yesterday I was tired) and prekosutra putujem (The day after tomorrow I am travelling). Weeks are referred to with prošli tjedan (last week) and sljedeći tjedan (next week), as in prošli tjedan sam bio bolestan (Last week I was ill) and sljedeći tjedan počinjem (Next week I start).
How often an action happens is described with adverbs of frequency. Uvijek means "always" (uvijek pijem kavu ujutro — I always drink coffee in the morning). Nikad or nikada means "never" (nikad ne kasnim — I am never late). Ponekad is "sometimes," često is "often," rijetko is "rarely," and obično is "usually," as in obično ustajem u šest (I usually get up at six). For a regular cadence, use svaki dan (every day), as in svaki dan učim hrvatski.
The noun for weather is vrijeme, used in the question kakvo je vrijeme danas? (What is the weather like today?). Specific conditions are expressed with impersonal constructions: pada kiša (it is raining), pada snijeg (it is snowing), vruće je (it is hot), and hladno je (it is cold). Other weather nouns are sunce (sun) and vjetar (wind), as in puše jak vjetar (A strong wind is blowing) and sunce sja (The sun is shining). The four seasons are proljeće (spring), ljeto (summer), jesen (autumn), and zima (winter); ljeto je moje omiljeno godišnje doba means "Summer is my favourite season," and zima je duga means "The winter is long."