By
June,
Kaifeng finds itself in the firm grip of the summer season. The city swelters under the highest temperature of the year which escalates to a scorching 31.3°C (88.3°F), with the lowest resting at 19.8°C (67.6°F). Amidst the substantial heat, June has the maximum daylight hours, inviting long outings and sightseeing. It holds a promise of longer warm days and less cooler nights. Despite an uptick in rainfall, the city maintains its sunny countenance throughout this summer month.
Temperature
Kaifeng observes a slight uplift in the average high-temperature with the onset of June, adjusting from
May's moderately hot 26.9°C (80.4°F) to a hot 31.3°C (88.3°F). Kaifeng records an average nighttime low of 19.8°C (67.6°F) in June.
Rainfall
In Kaifeng, in June, during 7.8 rainfall days, 73mm (2.87") of precipitation is typically accumulated. Throughout the year, there are 75.5 rainfall days, and 637mm (25.08") of precipitation is accumulated.
Daylight
The month with the longest days is June, with an average of 14h and 30min of daylight.
On the first day of the month, sunrise is at 05:10 and sunset at 19:30. On the last day of June, sunrise is at 05:12 and sunset at 19:40 CST.
Sunshine
The months with the most sunshine in Kaifeng are May and June, with an average of 8h of sunshine.
UV index
June through
August, with an average maximum UV index of 10, are months with the highest UV index in Kaifeng. A UV Index estimate of 8 to 10 represents a very high health vulnerability from unprotected exposure to Sun's UV rays for the average person.
Note: The UV index of 10 during June leads to these advisories:
Swift harm can befall unprotected skin and eyes. Prioritize safety. Limit your exposure to the sun's UV radiation, which is strongest between 10 a.m. and 4 p.m., and note that parasols or canopies may not provide full sun protection. Sun protection is enhanced with clothing that boasts a tight weave yet offers a loose fit. A sunscreen boasting a minimum SPF of 30 should be generously applied and reapplied even on cloudy days, post swim or outdoor exercise.