Weather in Derry, United States
Weather Advisories
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Tomorrow's weather summary
The weather in Derry on Saturday, July 25th, is going to be cloudy throughout the day, with clear skies in the afternoon.
There is also a chance for many clouds before dawn at about 12 am.
Weather information for Derry, on Saturday, July 25th:
The highest temperature during the day will be 27°C around 6 pm. The day will be humid, with average humidity of 69%, ranging from 57% to a maximum value of 82% at about 10 pm. The wind will be light, and will get up to 14 km/h at noon, blowing from the south-east. The cloud coverage will range from 4% around 4 pm to as high as 100% around 11 pm with an average of 84%.
The chances of precipitation throughout the day will change between 0% and 10%. The highest chance for precipitation will be around 10 am and the lowest probability around midnight. The dew point will range from 12°C up to a maximum value of 19°C around 9 pm.
The visibility is expected to be good with average visibility of 15 km throughout the day. Atmospheric pressure will be normal with average pressure of 1017 hPa. Sunrise will be at 6:08 am, and sunset at 8:38 pm. The day will have 14 hours and 30 minutes of daylight.
Air quality forecast for Derry, on Saturday, July 25th:
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 42 and 65.
Pollen forecast for Derry, on Saturday, July 25th:
The overall pollen forecast for this day shows no significant pollen. Tree pollen on this day is expected to have no risk. There's no risk of weed pollen, and as for grass pollen, this day is expected to have no risk.
The weather in Derry on Sunday, July 26th, will be clear for most of the day, together with few clouds in the afternoon.
There is also a chance for cloud overcast in the afternoon around 3 pm.
Weather details for Derry, on Sunday, July 26th:
The highest temperature of the day is going to be 26°C around 5 pm. The day will be humid, with average humidity of 64%, ranging from 50% to a maximum value of 81% at about 11 pm. The wind will be light, and will get up to 13 km/h at 3 pm, blowing from the north-west. The cloud coverage will range from 0% around midnight to as high as 91% around 3 pm with an average of 21%.
The precipitation probability will change throughout the day between 0% and 15%. The highest chance for precipitation will be around 5 pm and the lowest probability around midnight. The dew point will range from 13°C up to a maximum value of 19°C around 8 pm.
The visibility is expected to be good with average visibility of 16 km throughout the day. Atmospheric pressure will be normal with average pressure of 1013 hPa. Sunrise will be at 6:09 am, and sunset at 8:37 pm. The day will have 14 hours and 28 minutes of daylight.
Air quality forecast for Derry, on Sunday, July 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 61 and 79.
Pollen forecast for Derry, on Sunday, July 26th:
The overall pollen forecast for this day shows no significant pollen. Tree pollen on this day is expected to have no risk. There's no risk of weed pollen, and as for grass pollen, this day is expected to have no risk.
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