June weather forecast
Kathmandu, Nepal

June ushers in the height of Kathmandu's monsoon season, noted by a prominent rise in rainfall to 236mm (9.29"). The persistent summer heat continues, but the frequent downpours effectively cool down the atmosphere. Diminished sunshine hours and overcast skies are commonplace during this month. Heading towards July, rainfall and humidity remain distinctly high, indicating the continuation of the monsoon season. An umbrella or raincoat comes in handy during this period for those venturing outdoors.

Temperature

In Kathmandu, Nepal, the average temperatures in June are the highest, with a peak at 29.1°C (84.4°F) and a low of 19.1°C (66.4°F).

Heat index

The heat index value for June is estimated at a tropical 34°C (93.2°F). Incorporate special precautions, risk of heat exhaustion and heat cramps is substantial. Sustained activity could cause heatstroke.
In reference to the heat index, it's for places in shade and with a slight wind. Heat index values may be hiked up by 15 Fahrenheit (8 Celsius) degrees under direct sunshine.
Note: The heat index, also known as 'feels like' or 'real feel', measures the perceived warmth when incorporating the humidity present in the air. An individual's perception of weather can be affected by a variety of elements including metabolic differences, being pregnant, and their level of physical exertion. You should know that direct sun exposure can heighten weather effects, potentially elevating the heat index by 15 Fahrenheit (8 Celsius) degrees. Heat index values are especially crucial for babies and toddlers. Young ones generally face higher dangers than adults since they sweat less. Along with their large skin surface area compared totheir small bodies and increased heat production from their activities, the risks are heightened.

Humidity

In Kathmandu, the average relative humidity in June is 73%.

Rainfall

In Kathmandu, during June, the rain falls for 17 days and regularly aggregates up to 236mm (9.29") of precipitation. Throughout the year, in Kathmandu, Nepal, there are 110 rainfall days, and 1455mm (57.28") of precipitation is accumulated.

Daylight

With an average of 13h and 54min of daylight, June has the longest days of the year.
On the first day of the month, sunrise is at 5:08 am and sunset at 6:55 pm. On the last day of June, in Kathmandu, sunrise is at 5:11 am and sunset at 7:03 pm +0545.

Sunshine

In Kathmandu, the average sunshine in June is 6.2h.

UV index

April through August, with an average maximum UV index of 12, are months with the highest UV index in Kathmandu. A UV Index value of 11, and more, symbolizes an excessive health risk from exposure to the Sun's UV radiation for the ordinary person.
Note: A daily maximum UV index of 12 in June translates into the following instructions:
Undertake every vital safety procedure, as unprotected skin and eyes could sustain burns in no time. Avoid direct Sun exposure and seek shade from 10 a.m. to 4 p.m., the period of highest UV radiation. Remember, however, that not all shade structures offer full protection. On bright days sunglasses that block both UVA and UVB rays should be worn. A hat with a wide brim is extremely helpful, as it can prevent roughly 50% of UV radiation from reaching the eyes. Regardless of the cloudiness of the day, a sunscreen with SPF 30 or more should be applied and reapplied generously, specifically after swimming or outdoor exercise.