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Current weather in Chester is clear sky.

Where can I find the hourly weather forecast for Chester?

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

Now · 5:42 PM

Chester Weather & Hourly Forecast

United States · Iowa · 52134

78°F

Sunny

Feels like: 74°F

💧 Humidity 49% 🌡 Pressure 29.97 inHg 💨 Wind 12 mph 👁 Visibility 28.3 mi ☁ Clouds 0% ☀️ UV index 3.3 · Moderate 🌅 Sunrise — 🌇 Sunset —

Hourly Forecast for Chester

Today

6:00 PM

Sunny

76° 💧 None 💨 10 mph H 53%29.97 inHg

9:00 PM

Clear night

66° 💧 None 💨 5 mph H 72%30.00 inHg

Tomorrow

12:00 AM

Partly cloudy night

62° 💧 None 💨 6 mph H 79%30.03 inHg

3:00 AM

Clear night

59° 💧 None 💨 4 mph H 85%30.00 inHg

6:00 AM

Clear night

56° 💧 None 💨 3 mph H 91%30.03 inHg

9:00 AM

Sunny

65° 💧 None 💨 4 mph H 79%30.06 inHg

12:00 PM

Sunny

74° 💧 None 💨 5 mph H 48%30.03 inHg

3:00 PM

Sunny

77° 💧 None 💨 5 mph H 43%29.97 inHg

6:00 PM

Sunny

75° 💧 None 💨 2 mph H 47%29.94 inHg

9:00 PM

Clear night

66° 💧 None 💨 2 mph H 66%29.94 inHg

Friday

12:00 AM

Clear night

63° 💧 None 💨 7 mph H 79%29.97 inHg

3:00 AM

Clear night

61° 💧 None 💨 8 mph H 82%29.97 inHg

6:00 AM

Clear night

60° 💧 None 💨 8 mph H 83%29.94 inHg

9:00 AM

Partly cloudy

65° 💧 None 💨 10 mph H 75%29.94 inHg

12:00 PM

Mostly sunny

74° 💧 None 💨 14 mph H 56%29.88 inHg

3:00 PM

Overcast

77° 💧 None 💨 14 mph H 55%29.83 inHg

Today

6:00 PM

Sunny

76° 💧 None 💨 10 mph H 53%29.97 inHg

7:00 PM

Sunny

72° 💧 None 💨 8 mph H 61%29.97 inHg

8:00 PM

Clear night

68° 💧 None 💨 6 mph H 67%30.00 inHg

9:00 PM

Clear night

66° 💧 None 💨 5 mph H 72%30.00 inHg

10:00 PM

Clear night

64° 💧 None 💨 5 mph H 76%30.03 inHg

11:00 PM

Clear night

63° 💧 None 💨 5 mph H 79%30.03 inHg

Tomorrow

12:00 AM

Partly cloudy night

62° 💧 None 💨 6 mph H 79%30.03 inHg

1:00 AM

Partly cloudy night

61° 💧 None 💨 4 mph H 79%30.03 inHg

2:00 AM

Mostly cloudy night

60° 💧 None 💨 3 mph H 82%30.03 inHg

3:00 AM

Clear night

59° 💧 None 💨 4 mph H 85%30.00 inHg

4:00 AM

Clear night

58° 💧 None 💨 3 mph H 87%30.03 inHg

5:00 AM

Clear night

57° 💧 None 💨 2 mph H 90%30.03 inHg

6:00 AM

Clear night

56° 💧 None 💨 3 mph H 91%30.03 inHg

7:00 AM

Sunny

56° 💧 None 💨 4 mph H 92%30.03 inHg

8:00 AM

Sunny

60° 💧 None 💨 5 mph H 86%30.06 inHg

9:00 AM

Sunny

65° 💧 None 💨 4 mph H 79%30.06 inHg

10:00 AM

Sunny

70° 💧 None 💨 4 mph H 67%30.03 inHg

11:00 AM

Sunny

73° 💧 None 💨 5 mph H 56%30.03 inHg

12:00 PM

Sunny

74° 💧 None 💨 5 mph H 48%30.03 inHg

1:00 PM

Sunny

75° 💧 None 💨 5 mph H 46%30.00 inHg

2:00 PM

Sunny

76° 💧 None 💨 5 mph H 44%30.00 inHg

3:00 PM

Sunny

77° 💧 None 💨 5 mph H 43%29.97 inHg

4:00 PM

Sunny

77° 💧 None 💨 4 mph H 43%29.97 inHg

5:00 PM

Sunny

76° 💧 None 💨 4 mph H 44%29.94 inHg

6:00 PM

Sunny

75° 💧 None 💨 2 mph H 47%29.94 inHg

7:00 PM

Sunny

72° 💧 None 💨 1 mph H 62%29.94 inHg

8:00 PM

Clear night

68° 💧 None 💨 1 mph H 62%29.94 inHg

9:00 PM

Clear night

66° 💧 None 💨 2 mph H 66%29.94 inHg

10:00 PM

Clear night

64° 💧 None 💨 5 mph H 73%29.97 inHg

11:00 PM

Clear night

63° 💧 None 💨 6 mph H 77%29.97 inHg

Friday

12:00 AM

Clear night

63° 💧 None 💨 7 mph H 79%29.97 inHg

1:00 AM

Clear night

62° 💧 None 💨 7 mph H 80%29.97 inHg

2:00 AM

Clear night

62° 💧 None 💨 8 mph H 81%29.97 inHg

3:00 AM

Clear night

61° 💧 None 💨 8 mph H 82%29.97 inHg

4:00 AM

Clear night

61° 💧 None 💨 7 mph H 83%29.94 inHg

5:00 AM

Clear night

60° 💧 None 💨 8 mph H 83%29.94 inHg

6:00 AM

Clear night

60° 💧 None 💨 8 mph H 83%29.94 inHg

7:00 AM

Mostly sunny

60° 💧 None 💨 9 mph H 82%29.94 inHg

8:00 AM

Partly cloudy

62° 💧 None 💨 10 mph H 78%29.94 inHg

9:00 AM

Partly cloudy

65° 💧 None 💨 10 mph H 75%29.94 inHg

10:00 AM

Mostly sunny

69° 💧 None 💨 12 mph H 69%29.94 inHg

11:00 AM

Partly cloudy

72° 💧 None 💨 14 mph H 61%29.91 inHg

12:00 PM

Mostly sunny

74° 💧 None 💨 14 mph H 56%29.88 inHg

1:00 PM

Partly cloudy

76° 💧 None 💨 14 mph H 54%29.85 inHg

2:00 PM

Mostly cloudy

77° 💧 None 💨 14 mph H 53%29.85 inHg

3:00 PM

Overcast

77° 💧 None 💨 14 mph H 55%29.83 inHg

4:00 PM

Overcast

77° 💧 None 💨 15 mph H 56%29.80 inHg

5:00 PM

Mostly cloudy

77° 💧 None 💨 15 mph H 61%29.80 inHg

6:00 PM

Overcast

75° 💧 None 💨 14 mph H 66%29.77 inHg

7:00 PM

Overcast

73° 💧 None 💨 13 mph H 72%29.77 inHg

8:00 PM

Mostly cloudy night

71° 💧 None 💨 13 mph H 78%29.77 inHg

9:00 PM

Partly cloudy night

70° 💧 None 💨 15 mph H 81%29.74 inHg

10:00 PM

Partly cloudy night

70° 💧 None 💨 15 mph H 81%29.77 inHg

11:00 PM

Mostly cloudy night

70° 💧 None 💨 15 mph H 81%29.77 inHg

Saturday

12:00 AM

Mostly clear night

70° 💧 None 💨 17 mph H 81%29.74 inHg

1:00 AM

Overcast night

69° 💧 None 💨 17 mph H 80%29.74 inHg

2:00 AM

Mostly clear night

70° 💧 0.003 in 💨 17 mph H 79%29.71 inHg

3:00 AM

Mostly clear night

69° 💧 None 💨 15 mph H 81%29.71 inHg

4:00 AM

Light thunderstorms

69° 💧 0.003 in 💨 15 mph H 84%29.74 inHg

5:00 AM

Overcast night

70° 💧 0.000 in 💨 16 mph H 85%29.74 inHg

6:00 AM

Overcast night

70° 💧 None 💨 14 mph H 87%29.74 inHg

7:00 AM

Overcast

70° 💧 0.002 in 💨 11 mph H 88%29.77 inHg

10:00 AM

Overcast

71° 💧 None 💨 14 mph H 80%29.85 inHg

1:00 PM

Mostly sunny

75° 💧 None 💨 12 mph H 54%29.91 inHg

4:00 PM

Sunny

75° 💧 None 💨 11 mph H 39%29.91 inHg

7:00 PM

Sunny

69° 💧 None 💨 7 mph H 53%29.97 inHg

10:00 PM

Mostly clear night

61° 💧 None 💨 4 mph H 73%30.03 inHg

Sunday

1:00 AM

Partly cloudy night

58° 💧 None 💨 3 mph H 81%30.03 inHg

4:00 AM

Mostly cloudy night

56° 💧 None 💨 3 mph H 85%30.06 inHg

7:00 AM

Mostly cloudy

55° 💧 None 💨 4 mph H 89%30.06 inHg

10:00 AM

Mostly cloudy

67° 💧 None 💨 11 mph H 62%30.03 inHg

1:00 PM

Overcast

71° 💧 None 💨 11 mph H 54%29.94 inHg

4:00 PM

Light rain

69° 💧 None 💨 7 mph H 86%29.91 inHg

7:00 PM

Light rain

68° 💧 None 💨 6 mph H 95%29.85 inHg

10:00 PM

Overcast night

70° 💧 None 💨 13 mph H 93%29.83 inHg

Monday

1:00 AM

Moderate rain

70° 💧 None 💨 6 mph H 95%29.83 inHg

4:00 AM

Light thunderstorms

68° 💧 None 💨 4 mph H 97%29.83 inHg

7:00 AM

Mostly cloudy

69° 💧 None 💨 10 mph H 98%29.80 inHg

10:00 AM

Overcast

76° 💧 None 💨 8 mph H 92%29.80 inHg

1:00 PM

Light rain

79° 💧 None 💨 12 mph H 79%29.80 inHg

4:00 PM

Mostly cloudy

81° 💧 None 💨 10 mph H 79%29.74 inHg

7:00 PM

Light thunderstorms

76° 💧 None 💨 8 mph H 91%29.74 inHg

10:00 PM

Light rain

66° 💧 None 💨 10 mph H 94%29.85 inHg

Tuesday

1:00 AM

Overcast night

62° 💧 None 💨 12 mph H 91%29.94 inHg

4:00 AM

Partly cloudy night

59° 💧 None 💨 9 mph H 91%29.97 inHg

7:00 AM

Mostly sunny

55° 💧 None 💨 9 mph H 92%30.06 inHg

1:00 PM

Overcast

66° 💧 None 💨 12 mph H 62%30.15 inHg

7:00 PM

Partly cloudy

61° 💧 None 💨 9 mph H 67%30.21 inHg

Wednesday

1:00 AM

Partly cloudy night

54° 💧 None 💨 5 mph H 82%30.27 inHg

7:00 AM

Sunny

50° 💧 None 💨 4 mph H 91%30.33 inHg

1:00 PM

Mostly sunny

66° 💧 None 💨 5 mph H 62%30.27 inHg

7:00 PM

Sunny

63° 💧 None 💨 4 mph H 75%30.15 inHg

Thursday

1:00 AM

Mostly cloudy night

57° 💧 None 💨 3 mph H 89%30.15 inHg

7:00 AM

Mostly cloudy

57° 💧 None 💨 3 mph H 96%30.12 inHg

1:00 PM

Partly cloudy

70° 💧 None 💨 6 mph H 63%30.09 inHg

7:00 PM

Sunny

62° 💧 None 💨 7 mph H 84%30.12 inHg

Friday

1:00 AM

Clear night

55° 💧 None 💨 6 mph H 93%30.21 inHg

7:00 AM

Sunny

50° 💧 None 💨 4 mph H 96%30.21 inHg

1:00 PM

Mostly sunny

67° 💧 None 💨 6 mph H 57%30.18 inHg

7:00 PM

Sunny

62° 💧 None 💨 4 mph H 71%30.09 inHg

Saturday

1:00 AM

Clear night

54° 💧 None 💨 5 mph H 87%30.09 inHg

7:00 AM

Sunny

54° 💧 None 💨 6 mph H 89%30.09 inHg

1:00 PM

Sunny

69° 💧 None 💨 8 mph H 64%30.12 inHg

7:00 PM

Mostly sunny

62° 💧 None 💨 6 mph H 72%30.09 inHg

Sunday

1:00 AM

Clear night

53° 💧 None 💨 6 mph H 86%30.18 inHg

7:00 AM

Sunny

47° 💧 None 💨 6 mph H 90%30.24 inHg

1:00 PM

Mostly cloudy

63° 💧 None 💨 7 mph H 62%30.21 inHg

7:00 PM

Overcast

60° 💧 None 💨 8 mph H 63%30.18 inHg

Monday

1:00 AM

Overcast night

53° 💧 None 💨 11 mph H 70%30.27 inHg

7:00 AM

Overcast

51° 💧 None 💨 10 mph H 75%30.30 inHg

1:00 PM

Light rain

56° 💧 None 💨 13 mph H 77%30.33 inHg

7:00 PM

Overcast

54° 💧 None 💨 11 mph H 73%30.33 inHg

Tuesday

1:00 AM

Light rain

53° 💧 None 💨 13 mph H 71%30.36 inHg

7:00 AM

Overcast

50° 💧 None 💨 11 mph H 90%30.39 inHg

1:00 PM

Overcast

57° 💧 None 💨 14 mph H 63%30.39 inHg

7:00 PM

Overcast

56° 💧 None 💨 9 mph H 65%30.36 inHg

Wednesday

1:00 AM

Mostly cloudy night

52° 💧 None 💨 11 mph H 71%30.39 inHg

7:00 AM

Overcast

50° 💧 None 💨 8 mph H 76%30.39 inHg

1:00 PM

Overcast

57° 💧 None 💨 11 mph H 60%30.36 inHg

7:00 PM

Overcast

56° 💧 None 💨 6 mph H 67%30.27 inHg

Thursday

1:00 AM

Light rain

53° 💧 None 💨 5 mph H 89%30.24 inHg

7:00 AM

Light rain

50° 💧 None 💨 5 mph H 95%30.18 inHg

In Chester and, more broadly, across the state of Iowa: As the afternoon ends, the sky remains mostly sunny with just a few clouds drifting by. Temperatures are comfortable, ranging from the upper 60s to low 80s, making for a mild evening. Winds will stay light, coming from the northwest at no more than 8 mph, with occasional gusts around the same speed. No rain is in the forecast tonight, so conditions are expected to remain dry. The evening will be pleasant, with clear or partly cloudy skies and gentle breezes, ideal for outdoor activities or relaxing after the day. Temperatures should gradually cool into the upper 60s or low 70s as the night progresses. Overall, it looks like a calm and clear evening ahead.

15-Day Weather Outlook for Chester

TomorrowTomorrow

Partly cloudy 77°/56° 💧 None 💨 8 mph

Friday, Sep 11Fri Sep 11

Mostly sunny 77°/60° 💧 None 💨 15 mph

Saturday, Sep 12Sat Sep 12

Light thunderstorms 75°/69° 💧 0.033 in 💨 17 mph

Sunday, Sep 13Sun Sep 13

Light rain 71°/55° 💧 0.170 in 💨 11 mph

Monday, Sep 14Mon Sep 14

Light thunderstorms 81°/68° 💧 1.119 in 💨 13 mph

Tuesday, Sep 15Tue Sep 15

Light thunderstorms 76°/55° 💧 0.304 in 💨 12 mph

Wednesday, Sep 16Wed Sep 16

Partly cloudy 66°/50° 💧 None 💨 9 mph

Thursday, Sep 17Thu Sep 17

Mostly cloudy 70°/57° 💧 0.219 in 💨 6 mph

Friday, Sep 18Fri Sep 18

Mostly sunny 67°/50° 💧 0.030 in 💨 7 mph

Saturday, Sep 19Sat Sep 19

Sunny 69°/54° 💧 None 💨 8 mph

Sunday, Sep 20Sun Sep 20

Mostly cloudy 63°/47° 💧 0.002 in 💨 7 mph

Monday, Sep 21Mon Sep 21

Light rain 60°/51° 💧 0.016 in 💨 13 mph

Tuesday, Sep 22Tue Sep 22

Light rain 57°/50° 💧 0.100 in 💨 14 mph

Wednesday, Sep 23Wed Sep 23

Mostly cloudy 57°/50° 💧 0.003 in 💨 11 mph

Thursday, Sep 24Thu Sep 24

Light rain 56°/50° 💧 0.181 in 💨 6 mph

TEMPERATURE OUTLOOK

Temperature & Weather Trends in Chester

Vertical axis: °F · Color based on temperature

AIR QUALITY FORECAST

Air Quality Forecast for Chester

Hourly forecast · Updated every 2 hours

Fair

Nearest forecast value 6:00 PM

PM2.5 Fine particles Good 2,6µg/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 3,3µg/m³

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

O₃ Ozone Fair 62,1µg/m³

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

NO₂ Nitrogen dioxide Good 1,8µg/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 Chester

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 6,8High 🙂Fair

Tomorrow UV 5,8Moderate 🙂Fair

Friday UV 6,4High 🙂Fair

Saturday UV 6,2High 🙂Fair

Sunday UV 5,0Moderate 🙂Fair

Monday UV 6,0High —Unavailable

Tuesday UV 5,0Moderate —Unavailable

Hourly UV index today

6:00 PMUV 0,6 7:00 PMUV 0,0

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

Strong UV exposure

Protect exposed skin with SPF 30+ sunscreen, wear sunglasses, and try to limit direct midday sun.

Acceptable air quality

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

Stay hydrated

Drink water regularly, especially during physical activity or prolonged sun exposure.

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 Chester

Vertical axis: mph · Horizontal axis: hours

Sustained wind Max gusts

NIGHT SKY · CHESTER, IOWA

Tonight's Stargazing & Shooting Stars

Excellent observing conditions. Best local viewing window: 4:00 AM–5:00 AM.

99/100Best-hour score

BEST TIME TONIGHT 4:00 AM–5:00 AM Astronomical darkness: 9:09 PM–5:04 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 78° 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 min80%

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 Chester were last refreshed today at 4:49 PM. The current forecast period extends through 11/09/2026 at 3:00 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.