What is the weather in Sumner right now?

Current weather in Sumner is overcast clouds.

Where can I find the hourly weather forecast for Sumner?

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

Is the weather forecast for Sumner updated regularly?

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

Now · 2:54 PM

Sumner Weather & Hourly Forecast

United States · Washington · 98390

66°F

Overcast

Feels like: 67°F

💧 Humidity 67% 🌡 Pressure 30.00 inHg 💨 Wind 1 mph 👁 Visibility 25.6 mi ☁ Clouds 98% ☀️ UV index 3.7 · Moderate 🌅 Sunrise — 🌇 Sunset —

Hourly Forecast for Sumner

Today

3:00 PM

Overcast

66° 💧 None 💨 1 mph H 67%30.00 inHg

6:00 PM

Mostly cloudy

66° 💧 None 💨 1 mph H 69%29.97 inHg

9:00 PM

Mostly clear night

58° 💧 None 💨 2 mph H 89%30.00 inHg

Tomorrow

12:00 AM

Mostly cloudy night

56° 💧 None 💨 5 mph H 94%30.03 inHg

3:00 AM

Overcast night

53° 💧 0.000 in 💨 1 mph H 99%30.03 inHg

6:00 AM

Overcast night

56° 💧 0.002 in 💨 1 mph H 96%30.06 inHg

9:00 AM

Overcast

57° 💧 0.002 in 💨 1 mph H 91%30.06 inHg

12:00 PM

Mostly cloudy

62° 💧 0.001 in 💨 2 mph H 75%30.06 inHg

3:00 PM

Sunny

67° 💧 0.001 in 💨 3 mph H 63%30.06 inHg

6:00 PM

Mostly sunny

66° 💧 None 💨 2 mph H 59%30.03 inHg

9:00 PM

Mostly cloudy night

57° 💧 None 💨 5 mph H 74%30.09 inHg

Wednesday

12:00 AM

Partly cloudy night

53° 💧 None 💨 5 mph H 86%30.09 inHg

3:00 AM

Mostly clear night

50° 💧 None 💨 3 mph H 94%30.12 inHg

6:00 AM

Mostly cloudy night

49° 💧 None 💨 2 mph H 91%30.12 inHg

9:00 AM

Mist

55° 💧 0.007 in 💨 1 mph H 79%30.15 inHg

12:00 PM

Mostly cloudy

60° 💧 None 💨 2 mph H 71%30.15 inHg

Today

3:00 PM

Overcast

66° 💧 None 💨 1 mph H 67%30.00 inHg

4:00 PM

Overcast

67° 💧 None 💨 1 mph H 64%29.97 inHg

5:00 PM

Mostly cloudy

67° 💧 None 💨 2 mph H 64%29.97 inHg

6:00 PM

Mostly cloudy

66° 💧 None 💨 1 mph H 69%29.97 inHg

7:00 PM

Sunny

62° 💧 None 💨 1 mph H 79%29.97 inHg

8:00 PM

Clear night

60° 💧 None 💨 2 mph H 85%29.97 inHg

9:00 PM

Mostly clear night

58° 💧 None 💨 2 mph H 89%30.00 inHg

10:00 PM

Mostly clear night

57° 💧 None 💨 1 mph H 93%30.00 inHg

11:00 PM

Mostly cloudy night

57° 💧 None 💨 3 mph H 94%30.03 inHg

Tomorrow

12:00 AM

Mostly cloudy night

56° 💧 None 💨 5 mph H 94%30.03 inHg

1:00 AM

Overcast night

56° 💧 None 💨 3 mph H 95%30.03 inHg

2:00 AM

Mostly cloudy night

55° 💧 None 💨 2 mph H 96%30.03 inHg

3:00 AM

Overcast night

53° 💧 0.000 in 💨 1 mph H 99%30.03 inHg

4:00 AM

Overcast night

54° 💧 None 💨 1 mph H 97%30.03 inHg

5:00 AM

Overcast night

55° 💧 None 💨 1 mph H 96%30.03 inHg

6:00 AM

Overcast night

56° 💧 None 💨 1 mph H 96%30.06 inHg

7:00 AM

Mist

56° 💧 0.000 in 💨 1 mph H 96%30.06 inHg

8:00 AM

Overcast

56° 💧 0.001 in 💨 1 mph H 95%30.06 inHg

9:00 AM

Overcast

57° 💧 0.001 in 💨 1 mph H 91%30.06 inHg

10:00 AM

Overcast

59° 💧 0.001 in 💨 1 mph H 87%30.06 inHg

11:00 AM

Mostly cloudy

61° 💧 0.001 in 💨 1 mph H 79%30.06 inHg

12:00 PM

Mostly cloudy

62° 💧 0.001 in 💨 2 mph H 75%30.06 inHg

1:00 PM

Mostly cloudy

64° 💧 None 💨 3 mph H 70%30.06 inHg

2:00 PM

Mostly sunny

65° 💧 0.001 in 💨 3 mph H 67%30.06 inHg

3:00 PM

Sunny

67° 💧 0.001 in 💨 3 mph H 63%30.06 inHg

4:00 PM

Sunny

68° 💧 None 💨 3 mph H 59%30.03 inHg

5:00 PM

Mostly sunny

67° 💧 None 💨 4 mph H 56%30.03 inHg

6:00 PM

Mostly sunny

66° 💧 None 💨 2 mph H 59%30.03 inHg

7:00 PM

Mostly cloudy

62° 💧 None 💨 1 mph H 68%30.03 inHg

8:00 PM

Mostly cloudy night

59° 💧 None 💨 4 mph H 72%30.06 inHg

9:00 PM

Mostly cloudy night

57° 💧 None 💨 5 mph H 74%30.09 inHg

10:00 PM

Mostly cloudy night

55° 💧 None 💨 5 mph H 80%30.09 inHg

11:00 PM

Mostly cloudy night

54° 💧 None 💨 5 mph H 84%30.12 inHg

Wednesday

12:00 AM

Partly cloudy night

53° 💧 None 💨 5 mph H 86%30.09 inHg

1:00 AM

Mostly clear night

52° 💧 None 💨 4 mph H 89%30.09 inHg

2:00 AM

Mostly clear night

51° 💧 None 💨 3 mph H 91%30.12 inHg

3:00 AM

Mostly clear night

50° 💧 None 💨 3 mph H 94%30.12 inHg

4:00 AM

Mostly cloudy night

49° 💧 None 💨 3 mph H 96%30.12 inHg

5:00 AM

Partly cloudy night

48° 💧 None 💨 3 mph H 95%30.12 inHg

6:00 AM

Mostly cloudy night

49° 💧 None 💨 2 mph H 91%30.12 inHg

7:00 AM

Mostly cloudy

49° 💧 None 💨 2 mph H 89%30.12 inHg

8:00 AM

Overcast

52° 💧 None 💨 2 mph H 83%30.12 inHg

9:00 AM

Mist

55° 💧 0.001 in 💨 1 mph H 79%30.15 inHg

10:00 AM

Mist

56° 💧 0.004 in 💨 1 mph H 79%30.15 inHg

11:00 AM

Overcast

57° 💧 0.002 in 💨 1 mph H 75%30.15 inHg

12:00 PM

Mostly cloudy

60° 💧 None 💨 2 mph H 71%30.15 inHg

1:00 PM

Partly cloudy

62° 💧 None 💨 1 mph H 68%30.15 inHg

2:00 PM

Mostly cloudy

65° 💧 None 💨 2 mph H 65%30.12 inHg

3:00 PM

Overcast

65° 💧 0.001 in 💨 3 mph H 64%30.12 inHg

4:00 PM

Overcast

65° 💧 None 💨 3 mph H 64%30.09 inHg

5:00 PM

Overcast

65° 💧 None 💨 3 mph H 63%30.09 inHg

6:00 PM

Overcast

64° 💧 None 💨 3 mph H 68%30.06 inHg

7:00 PM

Overcast

61° 💧 None 💨 2 mph H 77%30.06 inHg

8:00 PM

Overcast night

59° 💧 None 💨 1 mph H 81%30.06 inHg

9:00 PM

Overcast night

57° 💧 None 💨 2 mph H 83%30.09 inHg

10:00 PM

Overcast night

55° 💧 None 💨 3 mph H 85%30.06 inHg

11:00 PM

Overcast night

54° 💧 None 💨 4 mph H 84%30.06 inHg

Thursday

12:00 AM

Mostly cloudy night

53° 💧 None 💨 3 mph H 84%30.06 inHg

1:00 AM

Mostly cloudy night

52° 💧 None 💨 2 mph H 85%30.06 inHg

2:00 AM

Mostly cloudy night

51° 💧 None 💨 1 mph H 86%30.06 inHg

3:00 AM

Overcast night

51° 💧 None 💨 1 mph H 90%30.03 inHg

4:00 AM

Overcast night

50° 💧 None 💨 2 mph H 90%30.03 inHg

5:00 AM

Overcast night

50° 💧 None 💨 1 mph H 91%30.00 inHg

8:00 AM

Overcast

52° 💧 None 💨 4 mph H 87%29.97 inHg

11:00 AM

Overcast

59° 💧 None 💨 5 mph H 73%29.94 inHg

2:00 PM

Overcast

61° 💧 None 💨 4 mph H 70%29.88 inHg

5:00 PM

Overcast

60° 💧 None 💨 5 mph H 71%29.83 inHg

8:00 PM

Mostly cloudy night

57° 💧 None 💨 4 mph H 83%29.80 inHg

11:00 PM

Overcast night

54° 💧 None 💨 2 mph H 91%29.80 inHg

Friday

2:00 AM

Overcast night

54° 💧 None 💨 1 mph H 93%29.80 inHg

5:00 AM

Light rain

53° 💧 None 💨 3 mph H 97%29.77 inHg

8:00 AM

Light rain

53° 💧 None 💨 0 mph H 98%29.77 inHg

11:00 AM

Light rain

55° 💧 None 💨 1 mph H 94%29.77 inHg

2:00 PM

Light rain

61° 💧 None 💨 5 mph H 81%29.71 inHg

5:00 PM

Light rain

61° 💧 None 💨 1 mph H 83%29.74 inHg

8:00 PM

Moderate rain

55° 💧 None 💨 8 mph H 94%29.80 inHg

11:00 PM

Mostly cloudy night

53° 💧 None 💨 11 mph H 94%29.94 inHg

Saturday

2:00 AM

Mostly clear night

52° 💧 None 💨 13 mph H 91%30.00 inHg

5:00 AM

Clear night

52° 💧 None 💨 12 mph H 90%30.03 inHg

8:00 AM

Sunny

52° 💧 None 💨 11 mph H 87%30.09 inHg

11:00 AM

Sunny

59° 💧 None 💨 11 mph H 65%30.12 inHg

2:00 PM

Mostly sunny

62° 💧 None 💨 9 mph H 51%30.12 inHg

5:00 PM

Sunny

62° 💧 None 💨 6 mph H 50%30.06 inHg

8:00 PM

Partly cloudy night

55° 💧 None 💨 3 mph H 69%30.09 inHg

11:00 PM

Overcast night

51° 💧 None 💨 1 mph H 81%30.09 inHg

Sunday

2:00 AM

Mostly cloudy night

47° 💧 None 💨 1 mph H 92%30.06 inHg

5:00 AM

Mostly clear night

45° 💧 None 💨 1 mph H 96%30.03 inHg

11:00 AM

Sunny

56° 💧 None 💨 1 mph H 76%30.06 inHg

5:00 PM

Partly cloudy

62° 💧 None 💨 2 mph H 54%30.03 inHg

11:00 PM

Overcast night

50° 💧 None 💨 2 mph H 85%30.00 inHg

Monday

5:00 AM

Mostly cloudy night

48° 💧 None 💨 3 mph H 86%29.94 inHg

11:00 AM

Heavy rain

55° 💧 None 💨 6 mph H 89%29.91 inHg

5:00 PM

Mostly cloudy

63° 💧 None 💨 8 mph H 70%29.88 inHg

11:00 PM

Light rain

53° 💧 None 💨 2 mph H 92%29.88 inHg

Tuesday

5:00 AM

Light rain

51° 💧 None 💨 2 mph H 98%29.85 inHg

11:00 AM

Light rain

57° 💧 None 💨 2 mph H 86%29.88 inHg

5:00 PM

Light rain

61° 💧 None 💨 5 mph H 70%29.85 inHg

11:00 PM

Clear night

51° 💧 None 💨 6 mph H 92%29.91 inHg

Wednesday

5:00 AM

Moderate rain

48° 💧 None 💨 3 mph H 90%29.94 inHg

11:00 AM

Partly cloudy

56° 💧 None 💨 3 mph H 88%30.00 inHg

5:00 PM

Moderate rain

60° 💧 None 💨 7 mph H 68%29.97 inHg

11:00 PM

Overcast night

50° 💧 None 💨 3 mph H 93%29.94 inHg

Thursday

5:00 AM

Overcast night

45° 💧 None 💨 1 mph H 95%29.80 inHg

11:00 AM

Light rain

52° 💧 None 💨 4 mph H 85%29.77 inHg

5:00 PM

Light rain

57° 💧 None 💨 12 mph H 82%29.74 inHg

11:00 PM

Clear night

50° 💧 None 💨 9 mph H 89%29.97 inHg

Friday

5:00 AM

Mostly clear night

49° 💧 None 💨 7 mph H 85%30.12 inHg

11:00 AM

Light rain

59° 💧 None 💨 9 mph H 63%30.27 inHg

5:00 PM

Mostly sunny

62° 💧 None 💨 3 mph H 52%30.27 inHg

11:00 PM

Mostly clear night

47° 💧 None 💨 2 mph H 86%30.27 inHg

Saturday

5:00 AM

Mostly clear night

42° 💧 None 💨 1 mph H 91%30.21 inHg

11:00 AM

Partly cloudy

54° 💧 None 💨 2 mph H 72%30.15 inHg

5:00 PM

Overcast

64° 💧 None 💨 2 mph H 64%30.00 inHg

11:00 PM

Overcast night

54° 💧 None 💨 1 mph H 83%30.00 inHg

Sunday

5:00 AM

Mostly clear night

49° 💧 None 💨 1 mph H 90%29.94 inHg

11:00 AM

Overcast

62° 💧 None 💨 3 mph H 72%29.94 inHg

5:00 PM

Partly cloudy

69° 💧 None 💨 7 mph H 61%29.88 inHg

11:00 PM

Overcast night

59° 💧 None 💨 8 mph H 94%29.94 inHg

Monday

5:00 AM

Light rain

60° 💧 None 💨 8 mph H 94%29.97 inHg

11:00 AM

Mostly sunny

64° 💧 None 💨 9 mph H 83%30.09 inHg

5:00 PM

Mostly sunny

68° 💧 None 💨 5 mph H 60%30.09 inHg

11:00 PM

Clear night

53° 💧 None 💨 1 mph H 90%30.15 inHg

Tuesday

5:00 AM

Overcast night

48° 💧 None 💨 1 mph H 99%30.18 inHg

In Sumner and, more broadly, across the state of Washington: As the afternoon progresses into the evening, mostly cloudy skies will persist, maintaining mild temperatures ranging from 48 to 67 degrees Fahrenheit. Light northwest winds will continue, with maximum sustained speeds around 5 mph and gusts reaching up to 14 mph. No precipitation is expected during this period, providing a relatively calm and stable evening. Temperatures are expected to gradually cool as the night approaches, but conditions should remain dry and comfortable. Overall, it will be a quiet evening with mild weather and light winds.

15-Day Weather Outlook for Sumner

TomorrowTomorrow

Mostly cloudy 68°/53° 💧 None 💨 5 mph

Wednesday, Sep 23Wed Sep 23

Partly cloudy 65°/48° 💧 None 💨 5 mph

Thursday, Sep 24Thu Sep 24

Mostly cloudy 61°/50° 💧 0.039 in 💨 5 mph

Friday, Sep 25Fri Sep 25

Moderate rain 61°/53° 💧 0.683 in 💨 11 mph

Saturday, Sep 26Sat Sep 26

Mostly sunny 62°/51° 💧 0.014 in 💨 13 mph

Sunday, Sep 27Sun Sep 27

Mostly cloudy 62°/45° 💧 None 💨 2 mph

Monday, Sep 28Mon Sep 28

Heavy rain 63°/48° 💧 0.381 in 💨 8 mph

Tuesday, Sep 29Tue Sep 29

Light rain 61°/51° 💧 0.171 in 💨 6 mph

Wednesday, Sep 30Wed Sep 30

Moderate rain 60°/48° 💧 0.566 in 💨 7 mph

Thursday, Oct 1Thu Oct 1

Light rain 57°/45° 💧 0.257 in 💨 12 mph

Friday, Oct 2Fri Oct 2

Light rain 62°/47° 💧 0.012 in 💨 9 mph

Saturday, Oct 3Sat Oct 3

Overcast 64°/42° 💧 0.028 in 💨 2 mph

Sunday, Oct 4Sun Oct 4

Overcast 69°/49° 💧 0.202 in 💨 8 mph

Monday, Oct 5Mon Oct 5

Light rain 68°/53° 💧 0.135 in 💨 9 mph

Tuesday, Oct 6Tue Oct 6

Overcast 48°/48° 💧 None 💨 1 mph

TEMPERATURE OUTLOOK

Temperature & Weather Trends in Sumner

Vertical axis: °F · Color based on temperature

AIR QUALITY FORECAST

Air Quality Forecast for Sumner

Hourly forecast · Updated every 2 hours

Fair

Nearest forecast value 3:00 PM

PM2.5 Fine particles Good 1,8µg/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 2,8µg/m³

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

O₃ Ozone Fair 81,8µg/m³

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

NO₂ Nitrogen dioxide Good 2,5µg/m³

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

Air quality is acceptable for most people.

UV & HEALTH

UV, Sun & Health Outlook in Sumner

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 3,7Moderate 🙂Fair

Tomorrow UV 3,4Moderate 🙂Fair

Wednesday UV 3,4Moderate 🙂Fair

Thursday UV 1,3Low 😊Good

Friday UV 2,4Low 🙂Fair

Saturday UV 5,0Moderate —Unavailable

Sunday UV 3,0Moderate —Unavailable

Hourly UV index today

3:00 PMUV 3,1 4:00 PMUV 1,9 5:00 PMUV 0,9 6:00 PMUV 0,3 7:00 PMUV 0,0

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

Moderate UV risk

Sunglasses and sun protection are recommended for prolonged exposure.

Acceptable air quality

Air quality is acceptable for most people. Very sensitive people may want to reduce prolonged exertion.

Comfortable temperature conditions

Temperatures should feel comfortable for most people, with no particular heat or cold precautions needed.

Good conditions for outdoor activities

Outdoor activities can generally be enjoyed normally, with sun protection adjusted to the UV level.

WIND OUTLOOK

Hourly Wind Forecast for Sumner

Vertical axis: mph · Horizontal axis: hours

Sustained wind Max gusts

NIGHT SKY · SUMNER, WASHINGTON

Tonight's Stargazing & Shooting Stars

Good observing conditions. Best local viewing window: 9:00 PM–10:00 PM.

71/100Best-hour score

BEST TIME TONIGHT 9:00 PM–10:00 PM Astronomical darkness: 8:52 PM–5:12 AM

☁ Cloud cover 30% Real hourly forecast for the best viewing hour.

☾ Moonlight 79% Waxing Gibbous · Moon about 21° above the horizon at the best viewing hour.

☄ Meteor activity September ε-Perseids Reference ZHR 8 · Radiant 18° high at the best hour.

✦ Estimated visible meteors 0–1/hour Local estimate after weather, moonlight and radiant-height adjustments.

Chance ≥1 meteor in 30 min18%

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

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

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 Sumner were last refreshed today at 2:54 PM. The current forecast period extends through 23/09/2026 at 12:00 PM. 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.