Weather in Fairfax, United States
Weather Advisories
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Tomorrow's weather summary
The weather in Fairfax on Saturday, July 25th, will vary throughout the day from cloudy condition to clear.
According to our models cloud overcast will emerge before dawn and a high probability for clear skies before dawn.
Weather information for Fairfax, on Saturday, July 25th:
The maximum temperature of the day is going to be 33°C around 6 pm. The day will be extremely humid, with average humidity of 78%, ranging from 51% to a maximum value of 95% at about 7 am. The wind will be breezy, and will get up to 20 km/h at 6 am, blowing from the south. The cloud coverage will range from 0% around 8 pm to as high as 100% around 5 am with an average of 50%.
There is no probability for any precipitation throughout the day. The dew point will range from 18°C up to a maximum value of 25°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 1009 hPa. Sunrise will be at 5:57 am, and sunset at 8:52 pm. The day will have 14 hours and 55 minutes of daylight.
Air quality forecast for Fairfax, 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 29 and 58.
Pollen forecast for Fairfax, 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 Fairfax on Sunday, July 26th, is going to be cloudy for most of the day, with few clouds in the afternoon.
There's seems to be also high probability of some clouds around noon at about 12 pm.
Weather details for Fairfax, on Sunday, July 26th:
The highest temperature of the day is going to be 36°C at about 4 pm. The day will be humid, with average humidity of 64%, ranging from 37% to a maximum value of 89% at about 11 pm. The wind will be breezy, and will get up to 17 km/h at 1 am, blowing from the south-west. The cloud coverage will range from 4% around 7 pm to as high as 100% around 11 pm with an average of 66%.
The precipitation probability will change throughout the day between 0% and 10%. The highest chance for precipitation will be around 11 pm and the lowest probability around midnight. The dew point will range from 18°C up to a maximum value of 26°C around 8 pm.
The visibility is expected to be good with average visibility of 15 km throughout the day. Atmospheric pressure will be low with average pressure of 1007 hPa. Sunrise will be at 5:58 am, and sunset at 8:51 pm, making it a total of 14 hours and 53 minutes of daylight.
Air quality forecast for Fairfax, 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 27 and 49.
Pollen forecast for Fairfax, 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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