Bethlehem weather
Loading live data…Cloudy,cooler tomorrow
NWS, the American and the European model agree on a high near 81° in Bethlehem today. Tomorrow looks cloudy around 73°, with a 4% chance of rain.
Latest for Bethlehem: NWS (National Blend (NBM)): 73° Partly cloudy · American (NOAA GFS): 74° Mainly clear · European (ECMWF): 73° Mainly clear.
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Bethlehem weather in numbers
from 30 years of measured normalsBethlehem swings 60°F across the year, from 87°F highs in July to 27°F lows in February, and December is usually the wettest month in a year that brings about 44 in of precipitation.
The weather map: all three models at once
NWS, American, European side by side around Bethlehem and nearby towns.Live rain radar →Bethlehem hourly forecast: next 14 hours
consensus of the three modelsRain in the next 24 hours, model by model
each model's own hourly precipitation, side by sideLoading the three models…
Bethlehem 10-day forecast, out to 14 days
where the models agree, and where they splitBethlehem, Pennsylvania (PA) is at its warmest in Jul (average highs near 87°F) and coldest in Feb (lows around 27°F), with roughly 44 in of precipitation across the year. Below, compare what NWS, American, European forecast for Bethlehem right now, and see exactly where they disagree.
We grade every model against the weather that actually happened, so you can see which forecast model is most accurate in United States before you trust any single number.
Bethlehem climate by month
average daytime high and overnight low across a typical yearWhich forecast is most accurate in Bethlehem?
CheckWeather Score, graded against the weather that actually happened
The CheckWeather Score blends temperature, wind and rain accuracy, each measured against ERA5 (the recorded weather) over the last 30 days across 1999 cities. Lower error means a higher score. See which forecast model is most accurate in United States, how we measure forecast accuracy, or which model each weather app uses.
What do you think of the forecasts?
your vote countsThe accuracy above is the measured record. This is your opinion: which forecast service do you trust most in United States? Give each 1 to 5 stars.
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Where the models disagree
temperature and rain, judged separatelyThe models often agree on temperature and still split on rain, and rain is usually what decides whether a plan survives. A wide rain range means the shower is genuinely uncertain, not that the forecast is wrong.