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

Today's weather summary
The weather in Belfast on Friday, July 24th, will be cloudy throughout the day, together with some clouds before dawn.
There is also a chance for fog in the early morning around 7 am.
Weather information for Belfast, on Friday, July 24th:
The highest temperature of the day will be 27°C at about 5 pm. The day will be extremely humid, with average humidity of 88%, ranging from 67% to a maximum value of 100% at about 8 am. The wind will be breezy, and will get up to 18 km/h at 1 am, blowing from the south-east. The cloud coverage will range from 0% around 9 pm to as high as 100% around 11 am with an average of 63%.
There is no probability for any precipitation throughout the day. The dew point will range from 18°C up to a maximum value of 21°C around 9 pm.
The visibility is expected to be good with average visibility of 12 km throughout the day. Atmospheric pressure will be normal with average pressure of 1013 hPa. Sunrise will be at 6:21 am, and sunset at 9:00 pm, making it a total of 14 hours and 39 minutes of daylight.
Air quality forecast for Belfast, 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 23 and 60.
Pollen forecast for Belfast, on Friday, July 24th:
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 very high risk.
The weather in Belfast on Saturday, July 25th, is going to be clear for most of the day, with cloud overcast around noon.
There's seems to be also high probability of few clouds before dawn around 4 am.
Weather information for Belfast, on Saturday, July 25th:
The maximum temperature of the day will be 39°C at about 5 pm. The day will be humid, with average humidity of 62%, ranging from 19% to a maximum value of 95% at about 7 am. The wind will be breezy, and will get up to 21 km/h at 6 pm, blowing from the south. The cloud coverage will range from 0% around midnight to as high as 100% around 11 pm with an average of 41%.
There is no probability for any precipitation throughout the day. The dew point will range from 11°C up to a maximum value of 23°C around 10 am.
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 1010 hPa. Sunrise will be at 6:21 am, and sunset at 8:59 pm, making it a total of 14 hours and 38 minutes of daylight.
Air quality forecast for Belfast, 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 52.
Pollen forecast for Belfast, on Saturday, July 25th:
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 very high risk.
Nearby locations
