June weather forecast
Cologne, Germany

June ushers in summer's peak in Cologne, making it the brightest month with the year's longest daylight duration with 16.4 hours. Owing to the high temperature reaching up to 21.9°C (71.4°F), locals enjoy outdoor activities and tourists revel in city exploration. While June sustains a high rainfall of 91mm (3.58"), it does not dampen the city's buoyant summer spirit. Sunny, warm days and mild nights become a norm, retaining summer's reign well into July.

Temperature

June's weather displays an average high-temperature of an agreeable 21.9°C (71.4°F), slightly varied from May's 19.3°C (66.7°F). Cologne's average low-temperature in the month of June is recorded at a fresh 11°C (51.8°F).

Rainfall

The month with the most rainfall in Cologne, Germany, is June, when the rain falls for 16 days and typically aggregates up to 91mm (3.58") of precipitation.

Daylight

June has the longest days of the year, with an average of 16h and 30min of daylight.
On the first day of the month, sunrise is at 05:22 and sunset at 21:37. On the last day of June, in Cologne, sunrise is at 05:22 and sunset at 21:49 CEST.

Sunshine

The months with the most sunshine in Cologne are May through July, with an average of 5.9h of sunshine.

UV index

The month with the highest UV index in Cologne is June, with an average maximum UV index of 7. A UV Index of 6 to 7 symbolizes a high threat to health from unprotected exposure to Sun's UV rays for ordinary individuals.
Note: A maximum high UV index of 7 in June translates into the following recommendations:
Follow precautions and abide by sun safety rules. Deterrence of sunburn is imperative. Between 10 a.m. and 4 p.m., UV radiation is strongest. Make an effort to avoid direct sunlight during this time, remembering that shade structures may not provide full sun protection. Counter UV radiation's ill effects with clothing designed for sun safety and UV-resistant eyewear.