Weather, climate, temperature by months in Bethlehem
| Season | Autumn | Winter | Spring | Summer | |||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Month | Sep | Oct | Nov | Dec | Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | year | ||
| Record high | °C | 38 | 34 | 27 | 21 | 22 | 24 | 30 | 34 | 38 | 40 | 40 | 41 | 41 | |
| Average high | °C | 25 | 19 | 12 | 5 | 4 | 4 | 10 | 17 | 23 | 28 | 30 | 29 | 17 | |
| Average temperature | °C | 19 | 14 | 7 | 1 | -1 | -0 | 5 | 11 | 17 | 22 | 24 | 23 | 12 | |
| Average low | °C | 14 | 8 | 2 | -3 | -5 | -5 | -1 | 5 | 11 | 16 | 18 | 17 | 6 | |
| Record low | °C | -1 | -7 | -12 | -23 | -27 | -25 | -18 | -7 | 0 | 4 | 8 | 6 | -27 | |
| Rain | Days | 9 | 8 | 10 | 11 | 11 | 10 | 11 | 12 | 12 | 11 | 10 | 10 | 125 | |
| Snow | Days | 0 | 0 | 1 | 4 | 6 | 5 | 3 | 0 | 0 | 0 | 0 | 0 | 17 | |
| Fog | Days | 19 | 17 | 15 | 14 | 14 | 12 | 13 | 12 | 16 | 16 | 18 | 20 | 186 | |
| Thunderstorms | Days | 3 | 1 | 1 | 0 | 0 | 0 | 1 | 2 | 4 | 6 | 7 | 6 | 31 | |
| Snowfall | Cm. | 0 | 0 | 2 | 17 | 17 | 17 | 16 | 1 | 0 | 0 | 0 | 0 | 69 | |
| Average precipitation | Mm. | 107 | 91 | 90 | 107 | 104 | 78 | 99 | 75 | 105 | 106 | 116 | 102 | 1180 | |
| Relative humidity | % | 74 | 72 | 69 | 68 | 66 | 62 | 61 | 60 | 66 | 70 | 70 | 72 | 68 | |
| Relative humidity morning | % | 88 | 87 | 82 | 79 | 77 | 76 | 76 | 75 | 78 | 79 | 82 | 86 | 80 | |
| Relative humidity evening | % | 57 | 55 | 60 | 64 | 62 | 57 | 52 | 48 | 51 | 52 | 52 | 55 | 55 | |
| Wind speed | Km/h | 11 | 11 | 13 | 14 | 14 | 15 | 15 | 15 | 13 | 12 | 11 | 10 | 13 | |
| Day Length | Hours | 13 | 12 | 10 | 10 | 10 | 11 | 13 | 14 | 15 | 16 | 15 | 14 | 13 | |
| Dew point | °C | 13 | 6 | 1 | -4 | -7 | -7 | -3 | 2 | 9 | 15 | 17 | 17 | 58 | |
| Growing degree-day | °C | 282 | 110 | 0 | 0 | 0 | 0 | 0 | 23 | 207 | 347 | 436 | 403 | 1807 | |
| Solar radiation, global | Mj/m2 | 15 | 11 | 7 | 6 | 7 | 10 | 13 | 16 | 18 | 20 | 20 | 18 | 13 | |
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Bethlehem - Closest airports
Total 10 items.
| Title | Region | Country | Type | |
|---|---|---|---|---|
| 4 km | Lehigh Valley International Airport | Allentown | M | |
| 36 km | Reading Regional Carl A Spaatz Field | Reading | M | |
| 38 km | Trenton Mercer Airport | Trenton | M | |
| 42 km | Northeast Philadelphia Airport | Philadelphia | M | |
| 51 km | Morristown Municipal Airport | Morristown | M | |
| 53 km | Philadelphia International Airport | Philadelphia | L | |
| 53 km | Wilkes Barre Scranton International Airport | Wilkes-Barre/Scranton | M | |
| 59 km | Mc Guire Air Force Base | Wrightstown | M | |
| 60 km | Lancaster Airport | Lancaster | M | |
| 63 km | Newark Liberty International Airport | Newark | L |
Cities close to Bethlehem
Showing 1-10 of 6,822 items.
| Country | Region | City | Population | Costs | Live quality | Climate | Safety | ||
|---|---|---|---|---|---|---|---|---|---|
| Month | 1-10 | 1-10 | 1-10 | ||||||
| 62 km | United States | New York | New York City | 8,175,133 | 1,461 USD | 6.5 | 8.0 | 6.7 | |
| 558 km | United States | Illinois | Chicago | 2,695,598 | 1,020 USD | 7.2 | 7.0 | 4.5 | |
| 129 km | United States | Washington, D.C. | Washington, D.C. | 601,723 | 1,369 USD | 7.4 | 8.2 | 5.4 | |
| 2,062 km | United States | California | Los Angeles | 3,792,621 | 1,177 USD | 7.2 | 9.6 | 6.5 | |
| 220 km | United States | Massachusetts | Boston | 617,594 | 1,192 USD | 8.2 | 7.4 | 7.9 | |
| 42 km | United States | Pennsylvania | Philadelphia | 1,526,006 | 965 USD | 7.2 | 7.9 | 5.2 | |
| 596 km | United States | Georgia | Atlanta | 420,003 | 830 USD | 7.6 | 8.7 | 4.7 | |
| 2,046 km | United States | California | San Diego | 1,307,402 | 1,098 USD | 8.9 | 9.7 | 7.7 | |
| 1,173 km | United States | Texas | Houston | 2,099,451 | 825 USD | 7.7 | 7.8 | 4.9 | |
| 2,064 km | United States | Oregon | Portland | 583,776 | 994 USD | 8.8 | 9.1 | 6.8 |