Weather in National Arboretum, United States
Weather Advisories
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Today's weather summary
The weather in National Arboretum on Friday, April 26th, will be mostly clear throughout the day, together with clear skies before dawn.
There is also a chance for cloud overcast before dawn around 12 am.
Weather details for National Arboretum, on Friday, April 26th:
The highest temperature during the day will be 64°F at about 5 pm. The day will have comfortable humidity, with average humidity of 59%, ranging from 28% to a maximum value of 92% at about 4 am. The wind will be light, and will get up to 9 mph at 6 pm, blowing from the south-east. The cloud coverage will range from 1% around 7 am to as high as 100% around 10 am with an average of 41%.
There is no probability for any precipitation throughout the day. The dew point will range from 28°F up to a maximum value of 44°F around midnight.
The visibility is expected to be good with average visibility of 10 mi throughout the day. Atmospheric pressure will be very high with average pressure of 1029 hPa. Sunrise will be at 6:18 am, and sunset at 7:52 pm. The day will have 13 hours and 34 minutes of daylight.
Air quality forecast for National Arboretum, on Friday, April 26th:
On average, the air quality on this day will be moderate, meaning that air quality is acceptable. However, there may be a risk for some people, particularly those who are unusually sensitive to air pollution. According to our index, ranging from 0 to 500, the air quality is going to be between values of 34 and 139.
Pollen forecast for National Arboretum, on Friday, April 26th:
Tree pollen on this day is expected to have very high risk. There's no risk of weed pollen, and as for grass pollen, this day is expected to have very low risk.
The weather in National Arboretum on Saturday, April 27th, is going to be cloudy throughout the day.
There is also a chance of many clouds during the morning, around 8 am.
Weather details for National Arboretum, on Saturday, April 27th:
The highest temperature of the day will be 57°F around 6 pm. The day will have high relative humidity, with average humidity of 63%, ranging from 58% to a maximum value of 70% at about 11 pm. The wind will be light, and will get up to 9 mph at 4 pm, blowing from the south-east. The cloud coverage will range from 65% around 8 pm to as high as 100% around 11 pm with an average of 97%.
The precipitation probability will change throughout the day between 0% and 15%. The highest chance for precipitation will be around 1 pm and the lowest probability around midnight. The dew point will range from 36°F up to a maximum value of 43°F around 4 pm.
The visibility is expected to be good with average visibility of 10 mi throughout the day. Atmospheric pressure will be very high with average pressure of 1031 hPa. Sunrise will be at 6:17 am, and sunset at 7:53 pm. The day will have 13 hours and 36 minutes of daylight.
Air quality forecast for National Arboretum, on Saturday, April 27th:
On average, the air quality on this day will be good, meaning that air quality is satisfactory, and air pollution poses little or no risk. According to our index, ranging from 0 to 500, the air quality is going to be between values of 26 and 39.
Pollen forecast for National Arboretum, on Saturday, April 27th:
Tree pollen on this day is expected to have very high risk. There's no risk of weed pollen, and as for grass pollen, this day is expected to have very low risk.
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