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

Today's weather summary
The weather in Rockville on Saturday, July 25th, will be clear throughout the day, together with few clouds before dawn.
There is also a chance for many clouds in the early morning around 7 am.
Weather details for Rockville, on Saturday, July 25th:
The maximum temperature during the day will be 37°C at about 3 pm. The day will be very dry, with average humidity of 23%, ranging from 12% to a maximum value of 38% at about 1 am. The wind will be breezy, and will get up to 25 km/h at 1 pm, blowing from the south. The cloud coverage will range from 0% around 2 am to as high as 100% around 11 pm with an average of 21%.
There is no probability for any precipitation throughout the day. The dew point will range from 0°C up to a maximum value of 11°C around 1 am.
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 6:30 am, and sunset at 8:45 pm. The day will have 14 hours and 15 minutes of daylight.
Air quality forecast for Rockville, 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 38 and 46.
Pollen forecast for Rockville, 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 Rockville on Sunday, July 26th, is going to be cloudy for most of the day, with some clouds in the afternoon.
There is also a chance for few clouds during the morning at about 10 am.
Weather information for Rockville, on Sunday, July 26th:
The maximum temperature of the day is going to be 37°C at about 4 pm. The day will be extremely dry, with average humidity of 19%, ranging from 14% to a maximum value of 33% at about 7 am. The wind will be strong, and will get up to 35 km/h at 5 pm, blowing from the west. The cloud coverage will range from 9% around 8 pm to as high as 100% around noon with an average of 79%.
There is no probability for any precipitation throughout the day. The dew point will range from 3°C up to a maximum value of 10°C around 7 am.
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 1009 hPa. Sunrise will be at 6:31 am, and sunset at 8:44 pm. The day will have 14 hours and 13 minutes of daylight.
Air quality forecast for Rockville, on Sunday, July 26th:
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 41.
Pollen forecast for Rockville, 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.
Nearby locations
