Weather in Derby, United States
Weather Advisories
in the data behind our forecast?

Today's weather summary
The weather in Derby on Friday, July 24th, is going to be clear for most of the day, with cloud overcast during the evening.
There's seems to be also high probability of some clouds during the evening around 7 pm.
Weather details for Derby, on Friday, July 24th:
The highest temperature of the day will be 37°C at about 4 pm. The day will be dry, with average humidity of 41%, ranging from 13% to a maximum value of 77% at about midnight. The wind will be breezy, and will get up to 28 km/h at 9 pm, blowing from the south-west. The cloud coverage will range from 0% around midnight to as high as 100% around 8 pm with an average of 16%.
There is no probability for any precipitation throughout the day. The dew point will range from 4°C up to a maximum value of 18°C around midnight.
The visibility is expected to be good with average visibility of 16 km throughout the day. Atmospheric pressure will be low with average pressure of 1008 hPa. Sunrise will be at 5:51 am, and sunset at 8:20 pm, making it a total of 14 hours and 29 minutes of daylight.
Air quality forecast for Derby, on Friday, July 24th:
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 34 and 57.
Pollen forecast for Derby, on Friday, July 24th:
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 Derby on Saturday, July 25th, will be clear throughout the day, with cloud overcast around noon.
There is also a chance for few clouds before dawn around 1 am.
Weather information for Derby, on Saturday, July 25th:
The highest temperature of the day will be 39°C around 1 pm. The day will be dry, with average humidity of 35%, ranging from 15% to a maximum value of 58% at about 10 pm. The wind will be strong, and will get up to 34 km/h at 5 pm, blowing from the south-east. The cloud coverage will range from 0% around 6 am to as high as 100% around 10 pm with an average of 44%.
The precipitation probability will change throughout the day between 0% and 20%. The highest chance for precipitation will be around 3 pm and the lowest probability around midnight. The dew point will range from 6°C up to a maximum value of 16°C around 10 pm.
The visibility is expected to be good with average visibility of 16 km throughout the day. Atmospheric pressure will be low with average pressure of 1007 hPa. Sunrise will be at 5:52 am, and sunset at 8:20 pm, making it a total of 14 hours and 28 minutes of daylight.
Air quality forecast for Derby, on Saturday, July 25th:
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 47 and 58.
Pollen forecast for Derby, 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.
Nearby locations
FAQ
