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

76°
Partly cloudy
Feels like 76°
·
High77°Low49°
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Air quality

Full Details
0
112
500
Air quality:Unhealthy for sensitive groups

Pollen index

Full Details
Tree
4/5
012345
Weed
0/5
012345
Grass
0/5
012345

Today's weather summary

The weather in Bethlehem on Friday, April 19th, is going to be cloudy for most of the day.

There is also a chance of some clouds during the morning, around 9 am.

Weather information for Bethlehem, on Friday, April 19th:

The maximum temperature during the day will be 59°F around 5 pm. The day will have very high relative humidity, with average humidity of 74%, ranging from 63% to a maximum value of 87% at about 11 pm. The wind will be light, and will get up to 10 mph at 5 pm, blowing from the south-east. The cloud coverage will range from 61% around 4 pm to as high as 100% around 11 pm with an average of 97%.

The chances of precipitation throughout the day will change between 0% and 10%. The highest chance for precipitation will be around 6 pm and the lowest probability around midnight. The dew point will range from 37°F up to a maximum value of 48°F around 8 pm.

The visibility is expected to be good with average visibility of 9 mi throughout the day. Atmospheric pressure will be high with average pressure of 1019 hPa. Sunrise will be at 6:17 am, and sunset at 7:42 pm, making it a total of 13 hours and 25 minutes of daylight.

Air quality forecast for Bethlehem, on Friday, April 19th:

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 31 and 70.

Pollen forecast for Bethlehem, on Friday, April 19th:

Tree pollen on this day is expected to have low risk. There's no risk of weed pollen, and as for grass pollen, this day is expected to have very low risk.

The weather in Bethlehem on Saturday, April 20th, is going to be cloudy for most of the day, with clear skies around noon.

There's seems to be also high probability of light rain before dawn at about 1 am, and also some clouds around noon around 11 am.

Weather information for Bethlehem, on Saturday, April 20th:

The highest temperature during the day is going to be 60°F around 6 pm. The day will have high relative humidity, with average humidity of 60%, ranging from 38% to a maximum value of 89% at about 1 am. The wind will be breezy, and will get up to 18 mph at 4 pm, blowing from the west. The cloud coverage will range from 0% around 9 pm to as high as 100% around 9 am with an average of 60%.

The precipitation probability will change throughout the day between 0% and 60%. The highest chance for precipitation will be around 2 am and the lowest probability around midnight. The dew point will range from 28°F up to a maximum value of 48°F around 3 am.

The visibility is expected to be good with average visibility of 9 mi throughout the day. Atmospheric pressure will be normal with average pressure of 1015 hPa. Sunrise will be at 6:16 am, and sunset at 7:43 pm. The day will have 13 hours and 27 minutes of daylight.

Air quality forecast for Bethlehem, on Saturday, April 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 26 and 46.

Pollen forecast for Bethlehem, on Saturday, April 20th:

Tree pollen on this day is expected to have very high risk. There's no risk of weed pollen, and as for grass pollen, this day is expected to have very low 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.