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Bethlehem, New Hampshire

Community in Grafton County, New Hampshire

Air quality

The air at Bethlehem

Index 17, good, led by fine particles. Read at 8 AM from its reporting area, Grafton County (NH), 24 miles off.

17Good
  • Fine particles (PM2.5)17Good-
  • Ozone6Good-
  • Carbon monoxide-0 ppm19.1 mi

The days ahead

Good each day through Today, led by fine particles. Yesterday measured 25, good.

Smoke, the next 43 hours

No smoke near the ground through Sun 2 AM.

FriSat

Precipitation

What has fallen at Bethlehem

0.15 in in the last 24 hours, 1.70 in over the last 3 days, to Fri 7 AM. Measured by radar and rain gauges, as water.

Last 24 hours
0.15in
Last 3 days
1.70in

Visibility

How far you can see at Bethlehem, the next 43 hours

Visibility stays 4 miles or more through Sun 2 AM, lowest 4 miles Fri 4 PM.

FriSat

On the radar over Bethlehem, New HampshireReflectivityStorm topsRain rateRain, last 24 hoursForecast temperatureForecast rain totalEvery picture

What is measuring near here

The 7 instruments nearest Bethlehem, how far away each one is, how high it stands, and what kind of measurement it makes. The nearest is 0.3 miles away.

measured now5 instruments

Franconia Notch-I-93SNHFNS

Beside a road/6.7 mi away/1,909 ft/484 ft above here

temp, pavement temp, wind, visibility, precip

Rank-

WhitefieldHIE

At an airfield/8.9 mi away/1,047 ft/378 ft below here

temp, wind, gust, visibility, precip, pressure

Rank245of 385

Hubbard BrookS2069

At a soil climate station/22.9 mi away/1,480 ft/55 ft above here

temp, humidity, soil temp, soil moisture

Rank204of 385

measured daily2 instruments

Bethlehem 0.4 ENH-GR-63

In a volunteer observer's own ground/0.3 mi away/1,450 ft/25 ft above here

precip, snowfall, snow depth

Rank-

JeffersonJEFN3

At a cooperative observer's station/13.2 mi away/1,112 ft/313 ft below here

snowfall, snow depth, precip, high, low

Rank56of 385

Station report

The weather at Whitefield, drawn

The nearest airport reporting now, 8.9 mi from Bethlehem, New Hampshire. From its report of Oct 16, 2026, 7:52 AM local time: 3 of its 6 sheets.

The sky

A few clouds at 2,800 ft, overcast at 3,600 ft; the ceiling is 3,600 ft; visibility 6 mi.

Section of the sky over Whitefield, height above the station to scale: a few clouds cloud with its base at 2,800 feet, overcast cloud with its base at 3,600 feet, the ceiling at 3,600 feet, and visibility of 6 mi.1122334455667788AABBCCDDEE© 2026 STORM STATION 247THE FIELD BOOKSTATION REPORT HIEFIG. A THE SKY OVER WHITEFIELDSECTION, HEIGHT ABOVE THE STATION TO SCALE, EACH LAYER AT THE HEIGHT OF ITS BASE AS REPORTED; COVER IN EIGHTHS OF THE SKY; TOPS NOT MEASUREDFT ABOVE THE STATION01,0002,0003,0004,0005,0006,000ETAGESLOWTHE STATIONTHE CEILOMETER READS TO 12,000 FT, ABOVE THIS SHEETOVC 3,600 FTOVERCAST, 8 EIGHTHS OF THE SKYFEW 2,800 FTA FEW CLOUDS, 1 TO 2 EIGHTHS OF THE SKYCEILING 3,600 FTVISIBILITY, MILES: 6 MI0510TITLEWhitefield, the skySTATION REPORT · ASOS HIETYPESECTIONSCALEHEIGHT TO SCALEREVAS REPORTED SHEET 1 of 6DATE2026-10-16IDSR-HIE-1DRAWN AS linework on paperSOURCES FB-SKY-001, FB-SKY-017, FB-SKY-016, FB-SKY-018

The air

42.0 F with a dew point of 41.0 F, 96 per cent relative humidity. Air lifted from the station would cool to its dew point, where cloud forms, about 200 ft up; the lowest cloud reported is at 2,800 ft.

Chart of the air at Whitefield: temperature 42.0 degrees Fahrenheit and dew point 41.0, 96 per cent relative humidity; air lifted from the station cools along the dry rate and meets its dew point about 200 feet above the station, against the lowest cloud reported at 2,800 feet; height to scale.1122334455667788AABBCCDDEE© 2026 STORM STATION 247THE FIELD BOOKSTATION REPORT HIEFIG. B THE AIR AT WHITEFIELDTHE REPORTED TEMPERATURE AND DEW POINT, AND AIR LIFTED FROM THE STATION WITHOUT MIXING UNTIL IT SATURATES; HEIGHT ABOVE THE STATION TO SCALEFT ABOVE THE STATION01,0002,0003,0004,00030 F40 F50 FSATURATES 200 FT ABOVE THE STATION, AT 40.7 FLOWEST CLOUD REPORTED, FEW 2,800 FTTEMPERATURE AND DEW POINT 42.0 F, 41.0 FRELATIVE HUMIDITY 96 PER CENTTHE AIR COOLS ABOUT 5.4 F EACH 1,000 FT IT RISES, AND ITS DEW POINT ABOUT 1 FSOLID: THE LIFTED AIR'S TEMPERATURE; DASHED: ITS DEW POINTTITLEWhitefield, the airSTATION REPORT · ASOS HIETYPECHARTSCALEHEIGHT TO SCALEREVAS REPORTED SHEET 2 of 6DATE2026-10-16IDSR-HIE-2DRAWN AS linework on paperSOURCES FB-WAT-020, FB-WAT-002, FB-ENG-011, FB-ENG-005

The wind

Calm.

Plan of the wind at Whitefield, north up: calm; beside it the Beaufort scale from calm to hurricane force, force 0, calm, marked.1122334455667788AABBCCDDEE© 2026 STORM STATION 247THE FIELD BOOKSTATION REPORT HIEFIG. C THE WIND AT WHITEFIELDPLAN, NORTH UP: THE WIND AS REPORTED, AND WHERE IT SITS ON THE BEAUFORT SCALENESWTHE STATIONCALMBEAUFORT FORCELEAST WIND, MPH0CALM0NOW, 0 MPH1LIGHT AIR12LIGHT BREEZE43GENTLE BREEZE84MODERATE BREEZE135FRESH BREEZE196STRONG BREEZE257NEAR GALE328GALE399STRONG GALE4710STORM5511VIOLENT STORM6412HURRICANE FORCE73TITLEWhitefield, the windSTATION REPORT · ASOS HIETYPEPLAN north upSCALENOT TO SCALEREVAS REPORTED SHEET 3 of 6DATE2026-10-16IDSR-HIE-3DRAWN AS linework on paperSOURCES FB-EVT-150, FB-ENG-008, FB-INS-002

The full report of Whitefield, in 6 sheets, each beside the Field Book plates that explain it

-

Snow on the ground

Elsewhere in New Hampshire

25 places, each with its own forecast and its own instruments.

Near Bethlehem

The nearest places, each with its own forecast and the instruments nearest it.

Near Bethlehem

River and lake gauges