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Current weather in Summit is clear sky.

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

Now · 5:05 AM

Summit Weather & Hourly Forecast

United States · Mississippi · 39666

72°F

Clear night

Feels like: 77°F

💧 Humidity 90% 🌡 Pressure 30.00 inHg 💨 Wind 3 mph 👁 Visibility 16.2 mi ☁ Clouds 0% ☀️ UV index 0.0 · Low 🌅 Sunrise 6:49 AM 🌇 Sunset 6:58 PM

Hourly Forecast for Summit

Today

6:00 AM

Clear night

71° 💧 None 💨 5 mph H 91%30.03 inHg

9:00 AM

Sunny

78° 💧 None 💨 6 mph H 78%30.06 inHg

12:00 PM

Sunny

88° 💧 0.001 in 💨 7 mph H 54%30.06 inHg

3:00 PM

Sunny

91° 💧 0.003 in 💨 7 mph H 44%30.00 inHg

6:00 PM

Sunny

86° 💧 None 💨 7 mph H 55%30.00 inHg

9:00 PM

Clear night

79° 💧 None 💨 7 mph H 68%30.06 inHg

Tomorrow

12:00 AM

Mostly cloudy night

75° 💧 None 💨 6 mph H 76%30.06 inHg

3:00 AM

Mostly cloudy night

72° 💧 None 💨 6 mph H 77%30.06 inHg

6:00 AM

Mostly clear night

70° 💧 None 💨 7 mph H 79%30.06 inHg

9:00 AM

Partly cloudy

74° 💧 None 💨 5 mph H 71%30.09 inHg

12:00 PM

Mostly cloudy

85° 💧 None 💨 5 mph H 55%30.09 inHg

3:00 PM

Overcast

87° 💧 None 💨 7 mph H 48%30.00 inHg

6:00 PM

Overcast

82° 💧 None 💨 6 mph H 56%30.00 inHg

9:00 PM

Mostly cloudy night

75° 💧 None 💨 6 mph H 65%30.03 inHg

Friday

12:00 AM

Clear night

72° 💧 None 💨 6 mph H 69%30.06 inHg

3:00 AM

Clear night

70° 💧 None 💨 5 mph H 75%30.06 inHg

Today

6:00 AM

Clear night

71° 💧 None 💨 5 mph H 91%30.03 inHg

7:00 AM

Sunny

72° 💧 None 💨 6 mph H 91%30.03 inHg

8:00 AM

Sunny

74° 💧 None 💨 6 mph H 85%30.06 inHg

9:00 AM

Sunny

78° 💧 None 💨 6 mph H 78%30.06 inHg

10:00 AM

Sunny

82° 💧 None 💨 7 mph H 68%30.09 inHg

11:00 AM

Sunny

85° 💧 None 💨 7 mph H 60%30.09 inHg

12:00 PM

Sunny

88° 💧 None 💨 7 mph H 54%30.06 inHg

1:00 PM

Sunny

90° 💧 None 💨 8 mph H 48%30.06 inHg

2:00 PM

Sunny

90° 💧 0.001 in 💨 8 mph H 45%30.03 inHg

3:00 PM

Sunny

91° 💧 0.001 in 💨 7 mph H 44%30.00 inHg

4:00 PM

Sunny

90° 💧 0.001 in 💨 7 mph H 44%30.00 inHg

5:00 PM

Sunny

89° 💧 0.001 in 💨 8 mph H 46%30.00 inHg

6:00 PM

Sunny

86° 💧 None 💨 7 mph H 55%30.00 inHg

7:00 PM

Clear night

82° 💧 None 💨 8 mph H 61%30.00 inHg

8:00 PM

Mostly clear night

80° 💧 None 💨 8 mph H 64%30.03 inHg

9:00 PM

Clear night

79° 💧 None 💨 7 mph H 68%30.06 inHg

10:00 PM

Clear night

78° 💧 None 💨 7 mph H 72%30.06 inHg

11:00 PM

Mostly clear night

76° 💧 None 💨 6 mph H 75%30.06 inHg

Tomorrow

12:00 AM

Mostly cloudy night

75° 💧 None 💨 6 mph H 76%30.06 inHg

1:00 AM

Partly cloudy night

74° 💧 None 💨 6 mph H 76%30.06 inHg

2:00 AM

Mostly clear night

73° 💧 None 💨 6 mph H 76%30.06 inHg

3:00 AM

Mostly cloudy night

72° 💧 None 💨 6 mph H 77%30.06 inHg

4:00 AM

Mostly cloudy night

72° 💧 None 💨 7 mph H 78%30.06 inHg

5:00 AM

Partly cloudy night

71° 💧 None 💨 7 mph H 78%30.06 inHg

6:00 AM

Mostly clear night

70° 💧 None 💨 7 mph H 79%30.06 inHg

7:00 AM

Mostly sunny

69° 💧 None 💨 6 mph H 80%30.06 inHg

8:00 AM

Partly cloudy

71° 💧 None 💨 6 mph H 77%30.09 inHg

9:00 AM

Partly cloudy

74° 💧 None 💨 5 mph H 71%30.09 inHg

10:00 AM

Partly cloudy

78° 💧 None 💨 5 mph H 66%30.09 inHg

11:00 AM

Partly cloudy

82° 💧 None 💨 5 mph H 61%30.09 inHg

12:00 PM

Mostly cloudy

85° 💧 None 💨 5 mph H 55%30.09 inHg

1:00 PM

Overcast

86° 💧 None 💨 6 mph H 51%30.06 inHg

2:00 PM

Overcast

86° 💧 None 💨 7 mph H 50%30.03 inHg

3:00 PM

Overcast

87° 💧 None 💨 7 mph H 48%30.00 inHg

4:00 PM

Mostly cloudy

86° 💧 None 💨 7 mph H 47%30.00 inHg

5:00 PM

Mostly cloudy

85° 💧 None 💨 7 mph H 49%30.00 inHg

6:00 PM

Overcast

82° 💧 None 💨 6 mph H 56%30.00 inHg

7:00 PM

Mostly cloudy night

79° 💧 None 💨 8 mph H 60%30.00 inHg

8:00 PM

Mostly cloudy night

77° 💧 None 💨 7 mph H 63%30.03 inHg

9:00 PM

Mostly cloudy night

75° 💧 None 💨 6 mph H 65%30.03 inHg

10:00 PM

Overcast night

74° 💧 None 💨 7 mph H 66%30.03 inHg

11:00 PM

Mostly clear night

74° 💧 None 💨 7 mph H 67%30.06 inHg

Friday

12:00 AM

Clear night

72° 💧 None 💨 6 mph H 69%30.06 inHg

1:00 AM

Mostly clear night

71° 💧 None 💨 5 mph H 72%30.06 inHg

2:00 AM

Mostly clear night

70° 💧 None 💨 6 mph H 74%30.06 inHg

3:00 AM

Clear night

70° 💧 None 💨 5 mph H 75%30.06 inHg

4:00 AM

Clear night

69° 💧 None 💨 5 mph H 76%30.06 inHg

5:00 AM

Clear night

69° 💧 None 💨 6 mph H 77%30.06 inHg

6:00 AM

Clear night

68° 💧 None 💨 5 mph H 77%30.06 inHg

7:00 AM

Sunny

67° 💧 None 💨 5 mph H 79%30.06 inHg

8:00 AM

Sunny

71° 💧 None 💨 5 mph H 76%30.09 inHg

9:00 AM

Sunny

75° 💧 None 💨 4 mph H 69%30.09 inHg

10:00 AM

Sunny

79° 💧 None 💨 5 mph H 65%30.09 inHg

11:00 AM

Sunny

83° 💧 None 💨 4 mph H 58%30.09 inHg

12:00 PM

Mostly sunny

86° 💧 None 💨 3 mph H 50%30.09 inHg

1:00 PM

Mostly sunny

87° 💧 None 💨 3 mph H 47%30.06 inHg

2:00 PM

Mostly sunny

88° 💧 None 💨 3 mph H 44%30.03 inHg

3:00 PM

Mostly sunny

88° 💧 None 💨 2 mph H 42%30.00 inHg

4:00 PM

Partly cloudy

89° 💧 None 💨 2 mph H 41%29.97 inHg

5:00 PM

Partly cloudy

88° 💧 None 💨 3 mph H 41%29.97 inHg

6:00 PM

Mostly cloudy

85° 💧 None 💨 4 mph H 51%29.97 inHg

7:00 PM

Overcast night

81° 💧 None 💨 3 mph H 59%29.97 inHg

10:00 PM

Mostly clear night

77° 💧 None 💨 6 mph H 59%30.03 inHg

Saturday

1:00 AM

Mostly cloudy night

74° 💧 None 💨 4 mph H 74%30.03 inHg

4:00 AM

Mostly clear night

71° 💧 None 💨 4 mph H 94%30.03 inHg

7:00 AM

Mostly cloudy

69° 💧 None 💨 0 mph H 96%30.06 inHg

10:00 AM

Overcast

80° 💧 None 💨 1 mph H 69%30.09 inHg

1:00 PM

Overcast

87° 💧 None 💨 2 mph H 46%30.06 inHg

4:00 PM

Overcast

87° 💧 None 💨 3 mph H 41%29.97 inHg

7:00 PM

Overcast night

79° 💧 None 💨 2 mph H 62%29.97 inHg

10:00 PM

Mostly cloudy night

76° 💧 None 💨 5 mph H 67%30.00 inHg

Sunday

1:00 AM

Overcast night

73° 💧 None 💨 5 mph H 79%30.00 inHg

4:00 AM

Mostly clear night

71° 💧 None 💨 4 mph H 86%30.00 inHg

7:00 AM

Sunny

69° 💧 None 💨 3 mph H 88%30.03 inHg

10:00 AM

Sunny

82° 💧 None 💨 3 mph H 62%30.03 inHg

1:00 PM

Partly cloudy

88° 💧 None 💨 1 mph H 45%30.00 inHg

4:00 PM

Partly cloudy

89° 💧 None 💨 1 mph H 43%29.91 inHg

7:00 PM

Partly cloudy night

80° 💧 None 💨 2 mph H 67%29.91 inHg

10:00 PM

Partly cloudy night

74° 💧 None 💨 5 mph H 83%29.94 inHg

Monday

1:00 AM

Mostly clear night

73° 💧 None 💨 6 mph H 83%29.94 inHg

4:00 AM

Mostly clear night

71° 💧 None 💨 5 mph H 86%29.94 inHg

7:00 AM

Partly cloudy

70° 💧 None 💨 4 mph H 89%29.94 inHg

10:00 AM

Partly cloudy

81° 💧 None 💨 5 mph H 60%29.94 inHg

1:00 PM

Partly cloudy

83° 💧 None 💨 5 mph H 56%29.94 inHg

4:00 PM

Light rain

84° 💧 None 💨 6 mph H 56%29.85 inHg

7:00 PM

Partly cloudy night

77° 💧 None 💨 8 mph H 74%29.88 inHg

Tuesday

1:00 AM

Mostly cloudy night

72° 💧 None 💨 7 mph H 80%29.91 inHg

7:00 AM

Mostly sunny

69° 💧 None 💨 5 mph H 91%29.91 inHg

1:00 PM

Overcast

87° 💧 None 💨 10 mph H 49%29.85 inHg

7:00 PM

Overcast night

80° 💧 None 💨 8 mph H 67%29.80 inHg

Wednesday

1:00 AM

Overcast night

75° 💧 None 💨 8 mph H 88%29.80 inHg

7:00 AM

Moderate rain

72° 💧 None 💨 12 mph H 99%29.74 inHg

1:00 PM

Heavy rain

72° 💧 None 💨 8 mph H 100%29.71 inHg

7:00 PM

Light rain

72° 💧 None 💨 5 mph H 98%29.71 inHg

Thursday

1:00 AM

Clear night

67° 💧 None 💨 7 mph H 95%29.80 inHg

7:00 AM

Sunny

63° 💧 None 💨 5 mph H 97%29.85 inHg

1:00 PM

Mostly sunny

79° 💧 None 💨 5 mph H 57%29.91 inHg

7:00 PM

Clear night

72° 💧 None 💨 6 mph H 73%29.91 inHg

Friday

1:00 AM

Clear night

63° 💧 None 💨 6 mph H 91%29.97 inHg

7:00 AM

Sunny

60° 💧 None 💨 6 mph H 90%30.03 inHg

1:00 PM

Sunny

79° 💧 None 💨 8 mph H 47%30.03 inHg

7:00 PM

Clear night

70° 💧 None 💨 7 mph H 66%30.00 inHg

Saturday

1:00 AM

Clear night

62° 💧 None 💨 7 mph H 71%30.06 inHg

7:00 AM

Sunny

58° 💧 None 💨 6 mph H 82%30.09 inHg

1:00 PM

Sunny

77° 💧 None 💨 6 mph H 42%30.12 inHg

7:00 PM

Clear night

68° 💧 None 💨 7 mph H 62%30.06 inHg

Sunday

1:00 AM

Mostly clear night

61° 💧 None 💨 6 mph H 76%30.12 inHg

7:00 AM

Overcast

58° 💧 None 💨 6 mph H 76%30.15 inHg

1:00 PM

Partly cloudy

76° 💧 None 💨 6 mph H 41%30.12 inHg

7:00 PM

Clear night

69° 💧 None 💨 7 mph H 59%30.09 inHg

Monday

1:00 AM

Clear night

61° 💧 None 💨 6 mph H 74%30.12 inHg

7:00 AM

Sunny

59° 💧 None 💨 7 mph H 76%30.12 inHg

1:00 PM

Sunny

82° 💧 None 💨 6 mph H 45%30.12 inHg

7:00 PM

Clear night

73° 💧 None 💨 6 mph H 62%30.06 inHg

Tuesday

1:00 AM

Clear night

66° 💧 None 💨 6 mph H 71%30.12 inHg

7:00 AM

Sunny

62° 💧 None 💨 5 mph H 82%30.12 inHg

1:00 PM

Sunny

83° 💧 None 💨 5 mph H 40%30.12 inHg

7:00 PM

Clear night

74° 💧 None 💨 8 mph H 52%30.06 inHg

Wednesday

1:00 AM

Clear night

65° 💧 None 💨 4 mph H 71%30.06 inHg

7:00 AM

Sunny

62° 💧 None 💨 5 mph H 79%30.06 inHg

1:00 PM

Sunny

85° 💧 None 💨 8 mph H 37%30.03 inHg

7:00 PM

Clear night

76° 💧 None 💨 6 mph H 62%29.97 inHg

In Summit and, more broadly, across the state of Mississippi: The morning begins with a mix of sun and clouds, bringing warm conditions that are expected to continue into the afternoon. Temperatures will climb into the high 80s and low 90s, making for a hot day. Light west winds will blow at around 4 mph, with occasional gusts reaching up to 11 mph. There is a possibility of rain, with some areas receiving around 0.36 inches of accumulation, and the maximum probability of rain is about 76%. Overall, it should be a warm day with a chance of some showers, so it’s a good idea to carry an umbrella if you plan to be outdoors.

15-Day Weather Outlook for Summit

TomorrowTomorrow

Mostly cloudy 87°/69° 💧 None 💨 8 mph

Friday, Sep 25Fri Sep 25

Mostly sunny 89°/67° 💧 0.010 in 💨 6 mph

Saturday, Sep 26Sat Sep 26

Mostly cloudy 87°/69° 💧 None 💨 5 mph

Sunday, Sep 27Sun Sep 27

Partly cloudy 89°/69° 💧 0.032 in 💨 5 mph

Monday, Sep 28Mon Sep 28

Light rain 84°/70° 💧 0.053 in 💨 8 mph

Tuesday, Sep 29Tue Sep 29

Mostly cloudy 87°/69° 💧 0.012 in 💨 10 mph

Wednesday, Sep 30Wed Sep 30

Heavy rain 75°/72° 💧 1.105 in 💨 12 mph

Thursday, Oct 1Thu Oct 1

Mostly sunny 79°/63° 💧 0.001 in 💨 7 mph

Friday, Oct 2Fri Oct 2

Sunny 79°/60° 💧 None 💨 8 mph

Saturday, Oct 3Sat Oct 3

Sunny 77°/58° 💧 None 💨 7 mph

Sunday, Oct 4Sun Oct 4

Mostly sunny 76°/58° 💧 None 💨 7 mph

Monday, Oct 5Mon Oct 5

Sunny 82°/59° 💧 None 💨 7 mph

Tuesday, Oct 6Tue Oct 6

Sunny 83°/62° 💧 None 💨 8 mph

Wednesday, Oct 7Wed Oct 7

Sunny 85°/62° 💧 None 💨 8 mph

TEMPERATURE OUTLOOK

Temperature & Weather Trends in Summit

Vertical axis: °F · Color based on temperature

AIR QUALITY FORECAST

Air Quality Forecast for Summit

Hourly forecast · Updated every 2 hours

Good

Nearest forecast value 6:00 AM

PM2.5 Fine particles Good 8,6µg/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 9,5µg/m³

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

O₃ Ozone Good 18,9µg/m³

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

NO₂ Nitrogen dioxide Good 13,3µg/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 Summit

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 8,7Very high 😊Good

Tomorrow UV 7,9High 😐Moderate

Friday UV 8,2Very high 😐Moderate

Saturday UV 6,5High 😐Moderate

Sunday UV 8,0Very high 🙂Fair

Monday UV 8,0Very high —Unavailable

Tuesday UV 7,0High —Unavailable

Hourly UV index today

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

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 Summit

Vertical axis: mph · Horizontal axis: hours

Sustained wind Max gusts

NIGHT SKY · SUMMIT, MISSISSIPPI

Tonight's Stargazing & Shooting Stars

Excellent observing conditions. Best local viewing window: 6:00 AM–7:00 AM.

97/100Best-hour score

BEST TIME TONIGHT 6:00 AM–7:00 AM Astronomical darkness: 8:19 PM–5:30 AM

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

☾ Moonlight 89% Waxing Gibbous · Moon below the horizon at the best viewing hour.

☄ Meteor activity Southern Taurids Reference ZHR 7 · Radiant 62° high at the best hour.

✦ Estimated visible meteors 1–4/hour Local estimate after weather, moonlight and radiant-height adjustments.

Chance ≥1 meteor in 30 min72%

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

SEP 20–NOV 20

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

ACTIVE NOW

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

NOV 6–NOV 30

LeonidsStart NOV 6 · Peak NOV 17 · End NOV 30 · ZHR 15 · 52% 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.

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Forecast data for Summit were last refreshed today at 4:12 AM. The current forecast period extends through 25/09/2026 at 3:00 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.