Live Weather & Forecast
Weather in Bethlehem
Pennsylvania, United States · Real-time conditions & 3-day outlook
13°C
Feels like 12°C
55°F / Feels 53°F
Sunny
Bethlehem, Pennsylvania
🌞 Daytime
Updated: 2026-04-12 12:30
Humidity
38%
Wind
12.2 km/h SSE
Wind Gust
14.1 km/h
Pressure
1032 mb
Visibility
16 km
UV Index
6.2
(High)
Precipitation
0 mm
Cloud Cover
0%
Dew Point
-1.6°C
Wind Degree
161°
Air Quality Index
US EPA: Good
UK DEFRA: Low (1)
CO
194.9 μg/m³
NO₂
6.9 μg/m³
O₃
98 μg/m³
SO₂
5.1 μg/m³
PM 2.5
8.6 μg/m³
PM 10
9 μg/m³
Weather Alerts 1
Met
· Moderate · Expected
Special Weather Statement issued April 12 at 4:55AM EDT by NWS State College PA
The combination of drying fine fuels and leaf litter, low relative humidity of around 35 percent and a southerly wind gusting between 20 and 25 mph during the late morning and afternoon hours, will create an elevated risk of wildfire spread across the southern half of Pennsylvania today. Residents are urged to exercise caution if handling any potential ignition sources, such as machinery, cigaret...
Today's Hourly Forecast
24-hour breakdown for Bethlehem, Pennsylvania
12 AM
8°
Clear
1 AM
7°
Clear
2 AM
6°
Clear
3 AM
5°
Clear
4 AM
4°
Clear
5 AM
4°
Clear
6 AM
3°
Clear
7 AM
4°
Sunny
8 AM
6°
Sunny
9 AM
8°
Sunny
10 AM
10°
Sunny
11 AM
12°
Sunny
12 PM
13°
Sunny
1 PM
18°
Sunny
2 PM
19°
Sunny
3 PM
20°
Sunny
4 PM
21°
Sunny
5 PM
17°
Sunny
6 PM
15°
Cloudy
7 PM
13°
Partly Cloudy
8 PM
12°
Cloudy
9 PM
11°
Clear
10 PM
10°
Partly Cloudy
11 PM
9°
Clear
3-Day Forecast
Daily overview for Bethlehem, Pennsylvania
Today
Sunny
22°
/
3°
🌧️ 0% chance of rain
💧 Avg. humidity: 49%
💨 Max wind: 17.3 km/h
🌧️ Total precip: 0 mm
☀️ UV Index: 1.6
🌅 Sunrise: 06:27 AM
🌇 Sunset: 07:38 PM
🌙 Waning Crescent
🌑 Moon: 33% lit
Mon, Apr 13
Overcast
22°
/
7°
🌧️ 0% chance of rain
💧 Avg. humidity: 83%
💨 Max wind: 29.5 km/h
🌧️ Total precip: 0.01 mm
☀️ UV Index: 1.1
🌅 Sunrise: 06:26 AM
🌇 Sunset: 07:39 PM
🌙 Waning Crescent
🌑 Moon: 23% lit
Tue, Apr 14
Partly Cloudy
26°
/
15°
🌧️ 0% chance of rain
💧 Avg. humidity: 74%
💨 Max wind: 22 km/h
🌧️ Total precip: 0 mm
☀️ UV Index: 1.9
🌅 Sunrise: 06:24 AM
🌇 Sunset: 07:40 PM
🌙 Waning Crescent
🌑 Moon: 15% lit
Best Time to Visit Bethlehem
Plan your trip to Bethlehem, United States around the most favorable weather conditions.
Peak Season
June – September
Warm, dry summers — ideal for outdoor activities.
Shoulder Season
April – May, October
Fewer crowds, moderate prices, mild weather.
Off Season
November – March
Cooler temperatures; some regions may experience rain or snow.
Frequently Asked Questions
What is the current weather in Bethlehem?
Current conditions in Bethlehem: Sunny, temperature 13°C, humidity 38%.
What is the best time to visit Bethlehem?
The best time to visit Bethlehem is typically June – September. Warm, dry summers — ideal for outdoor activities.
What is the climate like in Bethlehem?
Bethlehem is located at approximately 40.6° latitude. It has a temperate climate with warm summers and cold winters.
Does it rain a lot in Bethlehem?
The wettest period in Bethlehem is typically during November – March. Cooler temperatures; some regions may experience rain or snow.
What should I pack for a trip to Bethlehem?
For visits to Bethlehem during June – September: light clothing and sun protection. For November – March: layers and a waterproof jacket are recommended.
What country is Bethlehem in?
Bethlehem is located in United States, in the state of Pennsylvania.
What are the public holidays in Bethlehem in 2026?
View the 2026 public holidays for Bethlehem on our Holidays page.
What are the GPS coordinates used for the weather forecast in Bethlehem?
The weather forecast for Bethlehem uses coordinates 40.6179, -75.3787.