Winter months in Stavanger are marked by cold temperatures, with January and February averaging around freezing point, while December is slightly warmer. Spring arrives in March, bringing mild temperatures, but April and May see a significant increase in warmth, with temperatures often reaching above 15°C. Summer months of June, July, and August enjoy pleasant temperatures, rarely dipping below 5°C, with July being the warmest month on average. Autumn brings temperatures back down, with September and October experiencing cool days, while November is chilly once more.