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Bethlehem, Pennsylvania, United States
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Weather in Bethlehem, United States

66°
Partly cloudy
Feels like 66°
·
High81°Low60°
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Air quality

Full Details
0
143
500
Air quality:Unhealthy for sensitive groups

Pollen index

Full Details
Tree
0/5
012345
Weed
0/5
012345
Grass
0/5
012345

Today's weather summary

The weather in Bethlehem on Sunday, July 19th, will be clear for most of the day, together with cloud overcast before dawn.

There's seems to be also high probability of many clouds before dawn at about 2 am.

Weather information for Bethlehem, on Sunday, July 19th:

The highest temperature during the day is going to be 81°F around 4 pm. The day will be humid, with average humidity of 63%, ranging from 36% to a maximum value of 91% at about 6 am. The wind will be breezy, and will get up to 13 mph at midnight, blowing from the west. The cloud coverage will range from 0% around 5 am to as high as 100% around 3 pm with an average of 21%.

The chances of precipitation throughout the day will change between 0% and 35%. The highest chance for precipitation will be around midnight and the lowest probability around 2 am. The dew point will range from 50°F up to a maximum value of 73°F around midnight.

The visibility is expected to be good with average visibility of 10 mi throughout the day. Atmospheric pressure will be normal with average pressure of 1010 hPa. Sunrise will be at 5:46 am, and sunset at 8:28 pm, making it a total of 14 hours and 42 minutes of daylight.

Air quality forecast for Bethlehem, on Sunday, July 19th:

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 33 and 141.

Pollen forecast for Bethlehem, on Sunday, July 19th:

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 Bethlehem on Monday, July 20th, will be clear throughout the day.

Additionally, there will be few clouds in the afternoon, around 5 pm.

Weather details for Bethlehem, on Monday, July 20th:

The highest temperature during the day is going to be 84°F at about 4 pm. The day will have comfortable humidity, with average humidity of 53%, ranging from 32% to a maximum value of 83% at about 11 pm. The wind will be light, and will get up to 9 mph at 11 pm, blowing from the south-east. The cloud coverage will range from 0% around midnight to as high as 30% around 9 pm with an average of 5%.

There is no probability for any precipitation throughout the day. The dew point will range from 48°F up to a maximum value of 68°F around 11 pm.

The visibility is expected to be good with average visibility of 10 mi throughout the day. Atmospheric pressure will be normal with average pressure of 1015 hPa. Sunrise will be at 5:47 am, and sunset at 8:28 pm, making it a total of 14 hours and 41 minutes of daylight.

Air quality forecast for Bethlehem, on Monday, July 20th:

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 30 and 54.

Pollen forecast for Bethlehem, on Monday, July 20th:

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.

FAQ

How warm does it get in Bethlehem?
The average annual highest temperature in Bethlehem is 32.1°C (89.8°F), and the July 27th is the hottest day on average.
How cold does it get in Bethlehem?
The average annual lowest temperature in Bethlehem is -8.2°C (17.2°F), and the January 31st is the coldest day on average.
Which month has the most rain in Bethlehem?
The wettest months in Bethlehem are June and July.
What months does it snow in Bethlehem?
The most common time of year for snow is February, January, March and December.