June weather forecastEllicott City, MD
June
Weather in June
June introduces the summer season in Ellicott City, Maryland, featuring long, sunny and warm days. The average high temperature intensifies to a sweltering 80.6°F (27°C), marking the progression into peak summer months. Thunderstorm activity is sporadic, contributing to an average rainfall of 2.52" (64mm). Constant wind maintains a comfortable level of humidity despite rising temperatures. With daylight hours peaking in June, it is an ideal time for summer outings and vacations.Temperature
June's onset witnesses a minor shift in the average high-temperature, moving from a pleasant 72.5°F (22.5°C) in May to a moderately hot 80.6°F (27°C). In the month of June, the nighttime temperature dips to a steady average of 63.9°F (17.7°C).Heat index
For most parts of June, the heat index is estimated at 84.2°F (29°C). Constant activity during exposure could result in a state of weariness and possibly heat cramps.It is crucial to understand that heat index figures are for shade and gentle wind conditions. The heat index could see an increase by 15 Fahrenheit (8 Celsius) degrees under direct sunshine.
Note: The heat index, also known as 'felt air temperature' or 'real feel', melds the effects of warmth and moisture to generate a feeling of heat. Additional factors encompassing metabolic differences, the level of physical activity, and clothing can impact the individual's perception of temperature. Awareness is key; direct sunlight can enhance the weather's impact, possibly boosting the heat index by up to 15 Fahrenheit (8 Celsius) degrees. Heat index values are primarily vital for children. Kids generally face higher risks than adults as they sweat less. Along with their large skin surface compared to their small bodies and higher heat production due to their activities, their vulnerability is increased.
Humidity
In Ellicott City, the average relative humidity in June is 74%.Rainfall
In Ellicott City, in June, during 15.9 rainfall days, 2.52" (64mm) of precipitation is typically accumulated. Throughout the year, in Ellicott City, there are 165.5 rainfall days, and 31.65" (804mm) of precipitation is accumulated.Snowfall
In Ellicott City, snow does not fall in May through October.Daylight
June has the longest days of the year, with an average of 14h and 54min of daylight.On the first day of June in Ellicott City, sunrise is at 5:42 am and sunset at 8:28 pm. On the last day of the month, sunrise is at 5:44 am and sunset at 8:37 pm EDT.
Sunshine
In Ellicott City, the average sunshine in June is 10.3h.UV index
The months with the highest UV index are May through August, with an average maximum UV index of 6. A UV Index value of 6 to 7 symbolizes a high health hazard from unprotected exposure to Sun's UV rays for the average person.Note: The UV index of 6 in June translates into these instructions:
Persist with safeguards and heed sun safety doctrines. Keeping sunburn at bay is of prime importance. The Sun's UV radiation is most powerful between 10 a.m. and 4 p.m. To the extent possible, limit exposure to the direct sun during these hours. Protect your eyes, ears, face, and neck from the Sun by wearing a wide-brimmed hat.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in June
Ellicott City, MD
- Average high temperature in June: 80.6°F
The warmest month (with the highest average high temperature) is July (85.6°F).
The month with the lowest average high temperature is January (38.1°F).
- Average low temperature in June: 63.9°F
The month with the highest average low temperature is July (68.7°F).
The coldest month (with the lowest average low temperature) is January (26.2°F).
Average pressure in June
Ellicott City, MD
- Average pressure in June: 29.94"Hg
The month with the highest atmospheric pressure is November (30.14"Hg).
The month with the lowest atmospheric pressure is June (29.94"Hg).
Average wind speed in June
Ellicott City, MD
- Average wind speed in June: 6.3mph
The windiest month (with the highest average wind speed) is March (8.8mph).
The calmest month (with the lowest average wind speed) is August (5.4mph).
Average humidity in June
Ellicott City, MD
- Average humidity in June: 74%
The months with the highest relative humidity are May and October (77%).
The month with the lowest relative humidity is July (71%).
Average rainfall in June
Ellicott City, MD
- Average rainfall in June: 2.52"
The wettest month (with the highest rainfall) is August (3.74").
The driest month (with the least rainfall) is January (2.05").
Average rainfall days in June
Ellicott City, MD
- Average rainfall days in June: 15.9 days
The month with the highest number of rainy days is May (18.2 days).
The month with the least rainy days is January (9.7 days).
Average snowfall in June
Ellicott City, MD
- Average snowfall in June: 0"
The month with the highest snowfall is January (2.4").
The months with the least snowfall are May, June, July, August, September and October (0").
Average snowfall days in June
Ellicott City, MD
- Average snowfall days in June: 0 days
The month with the highest number of snowfall days is January (4.9 days).
The months with the least snowfall days are May, June, July, August, September and October (0 days).
Average daylight in June /
Average sunshine in June
Ellicott City, MD
- Average daylight in June: 14h and 54min
The month with the longest days is June (Average daylight: 14h and 54min).
The month with the shortest days is December (Average daylight: 9h and 30min).
- Average sunshine in June: 10h and 18min
The month with the most sunshine is July (Average sunshine: 10h and 48min).
The month with the least sunshine is February (Average sunshine: 5h and 0min).
Average sunshine days in June
Ellicott City, MD
- Average sunshine days in June: 12.8 days
The month with the most sunshine days is November (18.5 days).
The month with the least sunshine days is May (10.4 days).
Average UV index in June
Ellicott City, MD
- Average UV index in June: 6
The months with the highest UV index are May, June, July and August (UV index 6).
The months with the lowest UV index are January, February, November and December (UV index 2).
Average cloud cover in June
Ellicott City, MD
- Average cloud cover in June: 32
The month with the most cloud cover is March (Cloud cover 46).
The month with the least cloud cover is July (Cloud cover 29).
Average visibility in June
Ellicott City, MD
- Average visibility in June: 6mi
The months with the highest visibility are January, February, March, April, May, June, July, August, September, October, November and December (6mi).
The months with the lowest visibility are January, February, March, April, May, June, July, August, September, October, November and December (6mi).





