What is the weather in Newcastle right now?

Current weather in Newcastle is few clouds.

Where can I find the hourly weather forecast for Newcastle?

This page shows hourly weather forecast for Newcastle, including temperature, wind, precipitation, humidity and cloud cover.

Is the weather forecast for Newcastle updated regularly?

Weather data for Newcastle is updated regularly with the latest available observations and forecasts.

Now · 9:47 AM

Newcastle Weather & Hourly Forecast

United States · Utah · 84756

71°F

Mostly sunny

Feels like: 65°F

💧 Humidity 21% 🌡 Pressure 30.24 inHg 💨 Wind 4 mph 👁 Visibility 36.0 mi ☁ Clouds 27% ☀️ UV index 1.0 · Low 🌅 Sunrise — 🌇 Sunset —

Hourly Forecast for Newcastle

Today

10:00 AM

Mostly sunny

71° 💧 None 💨 4 mph H 21%30.24 inHg

1:00 PM

Mostly sunny

86° 💧 None 💨 8 mph H 12%30.12 inHg

4:00 PM

Mostly cloudy

90° 💧 None 💨 4 mph H 9%30.00 inHg

7:00 PM

Sunny

86° 💧 None 💨 10 mph H 10%29.97 inHg

10:00 PM

Clear night

76° 💧 None 💨 4 mph H 13%30.03 inHg

Tomorrow

1:00 AM

Clear night

70° 💧 None 💨 1 mph H 17%30.06 inHg

4:00 AM

Clear night

67° 💧 None 💨 2 mph H 19%30.06 inHg

7:00 AM

Clear night

63° 💧 None 💨 1 mph H 22%30.09 inHg

10:00 AM

Sunny

72° 💧 None 💨 3 mph H 16%30.09 inHg

1:00 PM

Sunny

87° 💧 None 💨 2 mph H 10%29.97 inHg

4:00 PM

Sunny

93° 💧 None 💨 1 mph H 9%29.83 inHg

7:00 PM

Sunny

89° 💧 None 💨 16 mph H 12%29.77 inHg

10:00 PM

Clear night

80° 💧 None 💨 11 mph H 20%29.83 inHg

Friday

1:00 AM

Clear night

76° 💧 None 💨 10 mph H 26%29.83 inHg

4:00 AM

Mostly clear night

74° 💧 0.001 in 💨 10 mph H 34%29.83 inHg

7:00 AM

Mostly clear night

72° 💧 None 💨 9 mph H 40%29.83 inHg

Today

10:00 AM

Mostly sunny

71° 💧 None 💨 4 mph H 21%30.24 inHg

11:00 AM

Partly cloudy

76° 💧 None 💨 7 mph H 18%30.21 inHg

12:00 PM

Partly cloudy

82° 💧 None 💨 8 mph H 14%30.18 inHg

1:00 PM

Mostly sunny

86° 💧 None 💨 8 mph H 12%30.12 inHg

2:00 PM

Mostly sunny

88° 💧 None 💨 6 mph H 10%30.09 inHg

3:00 PM

Partly cloudy

89° 💧 None 💨 5 mph H 9%30.06 inHg

4:00 PM

Mostly cloudy

90° 💧 None 💨 4 mph H 9%30.00 inHg

5:00 PM

Sunny

90° 💧 None 💨 6 mph H 9%30.00 inHg

6:00 PM

Sunny

89° 💧 None 💨 8 mph H 10%29.97 inHg

7:00 PM

Sunny

86° 💧 None 💨 10 mph H 10%29.97 inHg

8:00 PM

Clear night

81° 💧 None 💨 7 mph H 12%29.97 inHg

9:00 PM

Clear night

79° 💧 None 💨 7 mph H 12%30.00 inHg

10:00 PM

Clear night

76° 💧 None 💨 4 mph H 13%30.03 inHg

11:00 PM

Clear night

73° 💧 None 💨 2 mph H 15%30.06 inHg

Tomorrow

12:00 AM

Clear night

71° 💧 None 💨 0 mph H 17%30.06 inHg

1:00 AM

Clear night

70° 💧 None 💨 1 mph H 17%30.06 inHg

2:00 AM

Mostly clear night

69° 💧 None 💨 3 mph H 17%30.06 inHg

3:00 AM

Clear night

68° 💧 None 💨 2 mph H 18%30.06 inHg

4:00 AM

Clear night

67° 💧 None 💨 2 mph H 19%30.06 inHg

5:00 AM

Clear night

66° 💧 None 💨 2 mph H 20%30.09 inHg

6:00 AM

Clear night

65° 💧 None 💨 1 mph H 21%30.09 inHg

7:00 AM

Clear night

63° 💧 None 💨 1 mph H 22%30.09 inHg

8:00 AM

Sunny

64° 💧 None 💨 0 mph H 23%30.09 inHg

9:00 AM

Sunny

68° 💧 None 💨 2 mph H 19%30.12 inHg

10:00 AM

Sunny

72° 💧 None 💨 3 mph H 16%30.09 inHg

11:00 AM

Sunny

78° 💧 None 💨 4 mph H 14%30.06 inHg

12:00 PM

Sunny

83° 💧 None 💨 4 mph H 11%30.03 inHg

1:00 PM

Sunny

87° 💧 None 💨 2 mph H 10%29.97 inHg

2:00 PM

Sunny

91° 💧 None 💨 2 mph H 10%29.91 inHg

3:00 PM

Sunny

92° 💧 None 💨 2 mph H 9%29.85 inHg

4:00 PM

Sunny

93° 💧 None 💨 1 mph H 9%29.83 inHg

5:00 PM

Sunny

94° 💧 None 💨 8 mph H 9%29.77 inHg

6:00 PM

Sunny

92° 💧 None 💨 16 mph H 11%29.77 inHg

7:00 PM

Sunny

89° 💧 None 💨 16 mph H 12%29.77 inHg

8:00 PM

Clear night

84° 💧 None 💨 13 mph H 15%29.80 inHg

9:00 PM

Clear night

81° 💧 None 💨 12 mph H 18%29.80 inHg

10:00 PM

Clear night

80° 💧 None 💨 11 mph H 20%29.83 inHg

11:00 PM

Clear night

78° 💧 None 💨 11 mph H 22%29.83 inHg

Friday

12:00 AM

Clear night

77° 💧 None 💨 9 mph H 24%29.83 inHg

1:00 AM

Clear night

76° 💧 None 💨 10 mph H 26%29.83 inHg

2:00 AM

Mostly clear night

75° 💧 None 💨 10 mph H 29%29.83 inHg

3:00 AM

Mostly clear night

75° 💧 None 💨 12 mph H 31%29.83 inHg

4:00 AM

Mostly clear night

74° 💧 None 💨 10 mph H 34%29.83 inHg

5:00 AM

Partly cloudy night

73° 💧 0.001 in 💨 9 mph H 37%29.83 inHg

6:00 AM

Mostly clear night

73° 💧 None 💨 11 mph H 37%29.83 inHg

7:00 AM

Mostly clear night

72° 💧 None 💨 9 mph H 40%29.83 inHg

8:00 AM

Mostly sunny

73° 💧 None 💨 7 mph H 39%29.85 inHg

9:00 AM

Mostly sunny

78° 💧 None 💨 7 mph H 33%29.85 inHg

10:00 AM

Mostly sunny

81° 💧 None 💨 6 mph H 29%29.85 inHg

11:00 AM

Sunny

84° 💧 None 💨 6 mph H 26%29.85 inHg

12:00 PM

Partly cloudy

86° 💧 0.001 in 💨 8 mph H 23%29.83 inHg

1:00 PM

Light rain

87° 💧 0.006 in 💨 12 mph H 22%29.80 inHg

2:00 PM

Light thunderstorms

88° 💧 0.006 in 💨 15 mph H 22%29.77 inHg

3:00 PM

Light thunderstorms

87° 💧 0.007 in 💨 15 mph H 23%29.77 inHg

4:00 PM

Strong thunderstorm

87° 💧 0.002 in 💨 13 mph H 23%29.74 inHg

5:00 PM

Partly cloudy

87° 💧 0.003 in 💨 13 mph H 23%29.71 inHg

6:00 PM

Mostly sunny

87° 💧 0.001 in 💨 13 mph H 23%29.71 inHg

Saturday

3:00 AM

Clear night

73° 💧 None 💨 12 mph H 34%29.83 inHg

6:00 AM

Mostly clear night

70° 💧 None 💨 11 mph H 46%29.85 inHg

9:00 AM

Sunny

75° 💧 None 💨 7 mph H 39%29.91 inHg

12:00 PM

Sunny

83° 💧 None 💨 16 mph H 24%29.85 inHg

3:00 PM

Sunny

85° 💧 None 💨 19 mph H 21%29.80 inHg

6:00 PM

Sunny

83° 💧 None 💨 19 mph H 22%29.74 inHg

9:00 PM

Clear night

75° 💧 None 💨 13 mph H 33%29.77 inHg

Sunday

12:00 AM

Mostly clear night

73° 💧 None 💨 11 mph H 40%29.77 inHg

3:00 AM

Clear night

70° 💧 None 💨 12 mph H 51%29.77 inHg

6:00 AM

Clear night

68° 💧 None 💨 11 mph H 57%29.77 inHg

9:00 AM

Sunny

72° 💧 None 💨 14 mph H 53%29.80 inHg

12:00 PM

Sunny

79° 💧 None 💨 18 mph H 30%29.80 inHg

3:00 PM

Sunny

82° 💧 None 💨 19 mph H 20%29.74 inHg

6:00 PM

Mostly sunny

81° 💧 None 💨 15 mph H 18%29.71 inHg

9:00 PM

Mostly clear night

73° 💧 None 💨 11 mph H 27%29.74 inHg

Monday

12:00 AM

Mostly clear night

65° 💧 None 💨 9 mph H 22%29.85 inHg

3:00 AM

Clear night

60° 💧 None 💨 7 mph H 22%29.88 inHg

6:00 AM

Partly cloudy night

57° 💧 None 💨 7 mph H 26%29.91 inHg

9:00 AM

Mostly sunny

61° 💧 None 💨 10 mph H 24%29.97 inHg

12:00 PM

Sunny

73° 💧 None 💨 8 mph H 19%29.91 inHg

3:00 PM

Sunny

83° 💧 None 💨 10 mph H 19%29.80 inHg

6:00 PM

Sunny

80° 💧 None 💨 14 mph H 21%29.77 inHg

9:00 PM

Clear night

73° 💧 None 💨 8 mph H 33%29.80 inHg

Tuesday

12:00 AM

Clear night

68° 💧 None 💨 6 mph H 37%29.85 inHg

6:00 AM

Clear night

67° 💧 None 💨 6 mph H 42%29.88 inHg

12:00 PM

Sunny

59° 💧 None 💨 3 mph H 58%29.91 inHg

6:00 PM

Sunny

80° 💧 None 💨 14 mph H 22%29.91 inHg

Wednesday

12:00 AM

Clear night

80° 💧 None 💨 16 mph H 19%29.85 inHg

6:00 AM

Clear night

67° 💧 None 💨 8 mph H 38%29.94 inHg

12:00 PM

Sunny

60° 💧 None 💨 5 mph H 53%29.97 inHg

6:00 PM

Sunny

80° 💧 None 💨 15 mph H 25%29.97 inHg

Thursday

12:00 AM

Clear night

81° 💧 None 💨 16 mph H 22%29.88 inHg

6:00 AM

Mostly cloudy night

68° 💧 None 💨 6 mph H 40%29.94 inHg

12:00 PM

Mostly cloudy

64° 💧 None 💨 4 mph H 48%29.97 inHg

6:00 PM

Mostly sunny

78° 💧 None 💨 15 mph H 30%29.97 inHg

Friday

12:00 AM

Mostly clear night

80° 💧 None 💨 16 mph H 27%29.88 inHg

6:00 AM

Light rain

71° 💧 None 💨 16 mph H 42%29.97 inHg

12:00 PM

Mostly cloudy

66° 💧 None 💨 9 mph H 56%29.97 inHg

6:00 PM

Sunny

79° 💧 None 💨 16 mph H 30%29.94 inHg

Saturday

12:00 AM

Clear night

79° 💧 None 💨 16 mph H 26%29.85 inHg

6:00 AM

Clear night

69° 💧 None 💨 11 mph H 40%29.91 inHg

12:00 PM

Sunny

59° 💧 None 💨 7 mph H 39%29.97 inHg

6:00 PM

Sunny

74° 💧 None 💨 7 mph H 21%29.97 inHg

Sunday

12:00 AM

Mostly clear night

78° 💧 None 💨 12 mph H 25%29.77 inHg

6:00 AM

Mostly clear night

65° 💧 None 💨 6 mph H 49%29.80 inHg

12:00 PM

Partly cloudy

59° 💧 None 💨 2 mph H 57%29.83 inHg

6:00 PM

Partly cloudy

76° 💧 None 💨 14 mph H 22%29.80 inHg

Monday

12:00 AM

Clear night

75° 💧 None 💨 16 mph H 14%29.74 inHg

6:00 AM

Clear night

62° 💧 None 💨 6 mph H 18%29.83 inHg

12:00 PM

Sunny

54° 💧 None 💨 2 mph H 24%29.88 inHg

6:00 PM

Sunny

76° 💧 None 💨 7 mph H 11%29.88 inHg

Tuesday

12:00 AM

Clear night

77° 💧 None 💨 15 mph H 11%29.80 inHg

6:00 AM

Clear night

66° 💧 None 💨 11 mph H 16%29.83 inHg

12:00 PM

Partly cloudy

48° 💧 None 💨 15 mph H 36%30.09 inHg

6:00 PM

Mostly sunny

54° 💧 None 💨 13 mph H 31%30.09 inHg

Wednesday

12:00 AM

Mostly clear night

56° 💧 None 💨 13 mph H 25%30.03 inHg

6:00 AM

Clear night

46° 💧 None 💨 9 mph H 50%30.12 inHg

12:00 PM

Mostly sunny

40° 💧 None 💨 4 mph H 74%30.09 inHg

6:00 PM

Sunny

55° 💧 None 💨 8 mph H 39%30.06 inHg

Thursday

12:00 AM

Partly cloudy night

57° 💧 None 💨 8 mph H 32%29.97 inHg

In Newcastle and, more broadly, across the state of Utah: This morning, the sky will be mostly sunny with a few clouds, and temperatures will be mild, ranging from 46 to 73 degrees Fahrenheit. Winds will be coming from the northwest at around 11 mph, with gusts up to 13 mph. As the day progresses into the afternoon, the weather is expected to remain dry and pleasant with similar mild temperatures. The wind may continue at moderate speeds, maintaining a northwest direction. Overall, it looks like a calm and comfortable day with clear skies and no precipitation expected.

15-Day Weather Outlook for Newcastle

TomorrowTomorrow

Mostly sunny 94°/63° 💧 None 💨 10 mph

Friday, Sep 11Fri Sep 11

Light thunderstorms 92°/72° 💧 None 💨 16 mph

Saturday, Sep 12Sat Sep 12

Mostly sunny 87°/70° 💧 0.025 in 💨 19 mph

Sunday, Sep 13Sun Sep 13

Mostly sunny 83°/68° 💧 None 💨 19 mph

Monday, Sep 14Mon Sep 14

Mostly sunny 83°/57° 💧 None 💨 15 mph

Tuesday, Sep 15Tue Sep 15

Sunny 80°/59° 💧 0.011 in 💨 14 mph

Wednesday, Sep 16Wed Sep 16

Sunny 80°/60° 💧 None 💨 16 mph

Thursday, Sep 17Thu Sep 17

Mostly cloudy 81°/64° 💧 None 💨 16 mph

Friday, Sep 18Fri Sep 18

Light rain 80°/66° 💧 0.085 in 💨 16 mph

Saturday, Sep 19Sat Sep 19

Sunny 79°/59° 💧 0.001 in 💨 16 mph

Sunday, Sep 20Sun Sep 20

Mostly sunny 78°/59° 💧 0.002 in 💨 12 mph

Monday, Sep 21Mon Sep 21

Partly cloudy 76°/54° 💧 None 💨 16 mph

Tuesday, Sep 22Tue Sep 22

Partly cloudy 77°/48° 💧 None 💨 15 mph

Wednesday, Sep 23Wed Sep 23

Mostly sunny 56°/40° 💧 0.011 in 💨 13 mph

Thursday, Sep 24Thu Sep 24

Partly cloudy 57°/55° 💧 0.005 in 💨 8 mph

TEMPERATURE OUTLOOK

Temperature & Weather Trends in Newcastle

Vertical axis: °F · Color based on temperature

AIR QUALITY FORECAST

Air Quality Forecast for Newcastle

Hourly forecast · Updated every 2 hours

Good

Nearest forecast value 10:00 AM

PM2.5 Fine particles Good 3,2µg/m³

Microscopic particles that can penetrate deep into the lungs. Elevated concentrations can especially affect children, older adults and people with respiratory conditions.

PM10 Particulate matter Good 9,4µg/m³

Includes dust, pollen and other airborne particles. High concentrations may irritate the respiratory system.

O₃ Ozone Good 51,9µg/m³

Ground-level ozone can irritate the eyes and respiratory system when concentrations are elevated.

NO₂ Nitrogen dioxide Good 2,8µg/m³

A gas emitted mainly by traffic and some industrial activity. High exposure can affect respiratory health.

Air quality is favorable for outdoor activities.

UV & HEALTH

UV, Sun & Health Outlook in Newcastle

Maximum daily UV Today, tomorrow and the following day show the maximum UV index forecast for each day.

0–2 Low 3–5 Moderate 6–7 High 8–10 Very high 11+ Extreme

Today UV 9,2Very high 😊Good

Tomorrow UV 9,1Very high 🙂Fair

Friday UV 8,4Very high 🙂Fair

Saturday UV 8,6Very high 😐Moderate

Sunday UV 7,0High 🙂Fair

Monday UV 7,0High —Unavailable

Tuesday UV 7,0High —Unavailable

Hourly UV index today

10:00 AMUV 2,8 11:00 AMUV 5,2 12:00 PMUV 7,5 1:00 PMUV 9,0 2:00 PMUV 9,2 3:00 PMUV 7,9 4:00 PMUV 5,6 5:00 PMUV 3,1 6:00 PMUV 1,2 7:00 PMUV 0,3

Today's weather health advice Open today's recommendations.

Very high UV risk

Use SPF 50+ sunscreen, a hat and sunglasses. Seek shade and limit exposure around midday.

Good air quality

Air quality is good and outdoor activities can be enjoyed normally.

Comfortable temperature conditions

Temperatures should feel comfortable for most people, with no particular heat or cold precautions needed. Dry air can increase hydration needs.

Best in the morning or late in the day

For walking, running or cycling, prefer the early morning or late afternoon.

WIND OUTLOOK

Hourly Wind Forecast for Newcastle

Vertical axis: mph · Horizontal axis: hours

Sustained wind Max gusts

NIGHT SKY · NEWCASTLE, UTAH

Tonight's Stargazing & Shooting Stars

Excellent observing conditions. Best local viewing window: 5:00 AM–6:00 AM.

100/100Best-hour score

BEST TIME TONIGHT 5:00 AM–6:00 AM Astronomical darkness: 9:21 PM–5:42 AM

☁ Cloud cover 0% Real hourly forecast for the best viewing hour.

☾ Moonlight 2% New Moon · Moon below the horizon at the best viewing hour.

☄ Meteor activity September ε-Perseids Reference ZHR 8 · Radiant 84° high at the best hour.

✦ Estimated visible meteors 2–5/hour Local estimate after weather, moonlight and radiant-height adjustments.

Chance ≥1 meteor in 30 min81%

UPCOMING METEOR PERIODSStart, peak and end dates · weather should be checked closer to the peak.

SEP 5–SEP 21

September ε-PerseidsStart SEP 5 · Peak SEP 9 · End SEP 21 · ZHR 8 · 6% Moon at peak

ACTIVE NOW

SEP 20–NOV 20

Southern TauridsStart SEP 20 · Peak NOV 5 · End NOV 20 · ZHR 7 · 20% Moon at peak

UPCOMING

OCT 2–NOV 7

OrionidsStart OCT 2 · Peak OCT 21 · End NOV 7 · ZHR 20 · 77% Moon at peak

UPCOMING

OCT 20–DEC 10

Northern TauridsStart OCT 20 · Peak NOV 12 · End DEC 10 · ZHR 5 · 7% Moon at peak

UPCOMING

Experimental local observing estimate. Weather values come from the hourly forecast already used on this page. Moon position and astronomical darkness are calculated locally from time and coordinates. Meteor-shower ZHR describes ideal conditions and is not the number of meteors a person should expect to see locally.

DISCOVER WEATHER NEARBY Weather in other cities

Explore current conditions and forecasts for other locations.

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Forecast data for Newcastle were last refreshed today at 9:47 AM. The current forecast period extends through 11/09/2026 at 7:00 AM. Weather, air-quality and UV-index data are provided through WEATHER-INFO.COM. Forecasts are produced automatically from the latest available data and are subject to periodic technical checks. This service is intended for general weather information.