What is the weather in Plymouth right now?

Current weather in Plymouth is clear sky.

Where can I find the hourly weather forecast for Plymouth?

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

Is the weather forecast for Plymouth updated regularly?

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

Now · 6:47 AM

Plymouth Weather & Hourly Forecast

United States · Illinois · 62367

75°F

Sunny

Feels like: 76°F

💧 Humidity 77% 🌡 Pressure 29.94 inHg 💨 Wind 9 mph 👁 Visibility 6.2 mi ☁ Clouds 0% ☀️ UV index 0.0 · Low 🌅 Sunrise 6:33 AM 🌇 Sunset 7:33 PM

Hourly Forecast for Plymouth

Today

7:00 AM

Sunny

75° 💧 None 💨 9 mph H 77%29.94 inHg

10:00 AM

Sunny

81° 💧 None 💨 13 mph H 65%29.94 inHg

1:00 PM

Sunny

92° 💧 None 💨 6 mph H 34%29.88 inHg

4:00 PM

Mostly cloudy

95° 💧 None 💨 6 mph H 42%29.83 inHg

7:00 PM

Mostly cloudy

88° 💧 None 💨 13 mph H 43%29.80 inHg

10:00 PM

Partly cloudy night

84° 💧 None 💨 6 mph H 42%29.83 inHg

Tomorrow

1:00 AM

Mostly clear night

80° 💧 None 💨 9 mph H 46%29.83 inHg

4:00 AM

Mostly cloudy night

82° 💧 None 💨 13 mph H 44%29.83 inHg

7:00 AM

Partly cloudy

81° 💧 None 💨 10 mph H 53%29.88 inHg

10:00 AM

Partly cloudy

89° 💧 None 💨 13 mph H 45%29.91 inHg

1:00 PM

Partly cloudy

94° 💧 None 💨 8 mph H 31%29.88 inHg

4:00 PM

Mostly cloudy

99° 💧 None 💨 8 mph H 25%29.80 inHg

7:00 PM

Mostly cloudy

89° 💧 None 💨 7 mph H 37%29.80 inHg

10:00 PM

Partly cloudy night

87° 💧 None 💨 8 mph H 38%29.85 inHg

Saturday

1:00 AM

Mostly cloudy night

81° 💧 None 💨 5 mph H 48%29.85 inHg

4:00 AM

Partly cloudy night

80° 💧 0.01 in 💨 6 mph H 50%29.85 inHg

Today

7:00 AM

Sunny

75° 💧 None 💨 9 mph H 77%29.94 inHg

8:00 AM

Sunny

76° 💧 None 💨 9 mph H 76%29.94 inHg

9:00 AM

Sunny

78° 💧 None 💨 11 mph H 72%29.94 inHg

10:00 AM

Sunny

81° 💧 None 💨 13 mph H 65%29.94 inHg

11:00 AM

Sunny

85° 💧 None 💨 12 mph H 55%29.94 inHg

12:00 PM

Sunny

91° 💧 None 💨 9 mph H 38%29.91 inHg

1:00 PM

Sunny

92° 💧 None 💨 6 mph H 34%29.88 inHg

2:00 PM

Partly cloudy

95° 💧 None 💨 4 mph H 31%29.85 inHg

3:00 PM

Mostly cloudy

96° 💧 None 💨 4 mph H 35%29.85 inHg

4:00 PM

Mostly cloudy

95° 💧 None 💨 6 mph H 42%29.83 inHg

5:00 PM

Mostly cloudy

94° 💧 None 💨 10 mph H 41%29.83 inHg

6:00 PM

Mostly cloudy

93° 💧 None 💨 12 mph H 46%29.80 inHg

7:00 PM

Mostly cloudy

88° 💧 None 💨 13 mph H 43%29.80 inHg

8:00 PM

Mostly cloudy night

88° 💧 None 💨 10 mph H 39%29.83 inHg

9:00 PM

Partly cloudy night

86° 💧 None 💨 7 mph H 41%29.83 inHg

10:00 PM

Partly cloudy night

84° 💧 None 💨 6 mph H 42%29.83 inHg

11:00 PM

Partly cloudy night

82° 💧 None 💨 7 mph H 42%29.83 inHg

Tomorrow

12:00 AM

Mostly clear night

80° 💧 None 💨 8 mph H 44%29.85 inHg

1:00 AM

Mostly clear night

80° 💧 None 💨 9 mph H 46%29.83 inHg

2:00 AM

Mostly cloudy night

81° 💧 None 💨 10 mph H 44%29.83 inHg

3:00 AM

Mostly cloudy night

83° 💧 None 💨 12 mph H 41%29.83 inHg

4:00 AM

Mostly cloudy night

82° 💧 None 💨 13 mph H 44%29.83 inHg

5:00 AM

Mostly cloudy night

82° 💧 None 💨 11 mph H 47%29.85 inHg

6:00 AM

Mostly cloudy night

81° 💧 None 💨 9 mph H 50%29.85 inHg

7:00 AM

Partly cloudy

81° 💧 None 💨 10 mph H 53%29.88 inHg

8:00 AM

Partly cloudy

83° 💧 None 💨 12 mph H 58%29.91 inHg

9:00 AM

Mostly sunny

86° 💧 None 💨 12 mph H 54%29.91 inHg

10:00 AM

Partly cloudy

89° 💧 None 💨 13 mph H 45%29.91 inHg

11:00 AM

Mostly cloudy

90° 💧 None 💨 12 mph H 39%29.91 inHg

12:00 PM

Partly cloudy

92° 💧 None 💨 10 mph H 35%29.91 inHg

1:00 PM

Partly cloudy

94° 💧 None 💨 8 mph H 31%29.88 inHg

2:00 PM

Sunny

97° 💧 None 💨 8 mph H 28%29.85 inHg

3:00 PM

Partly cloudy

98° 💧 None 💨 9 mph H 26%29.83 inHg

4:00 PM

Mostly cloudy

99° 💧 None 💨 8 mph H 25%29.80 inHg

5:00 PM

Mostly cloudy

100° 💧 None 💨 8 mph H 28%29.80 inHg

6:00 PM

Mostly cloudy

98° 💧 None 💨 6 mph H 35%29.80 inHg

7:00 PM

Mostly cloudy

89° 💧 None 💨 7 mph H 37%29.80 inHg

8:00 PM

Clear night

90° 💧 None 💨 8 mph H 34%29.80 inHg

9:00 PM

Partly cloudy night

88° 💧 None 💨 8 mph H 36%29.83 inHg

10:00 PM

Partly cloudy night

87° 💧 None 💨 8 mph H 38%29.85 inHg

11:00 PM

Mostly cloudy night

86° 💧 None 💨 7 mph H 40%29.85 inHg

Saturday

12:00 AM

Mostly cloudy night

84° 💧 None 💨 7 mph H 42%29.88 inHg

1:00 AM

Mostly cloudy night

81° 💧 None 💨 5 mph H 48%29.85 inHg

2:00 AM

Overcast night

81° 💧 None 💨 4 mph H 48%29.85 inHg

3:00 AM

Partly cloudy night

80° 💧 None 💨 7 mph H 50%29.85 inHg

4:00 AM

Partly cloudy night

80° 💧 None 💨 6 mph H 50%29.85 inHg

5:00 AM

Partly cloudy night

80° 💧 None 💨 7 mph H 52%29.85 inHg

6:00 AM

Light rain

77° 💧 0.01 in 💨 7 mph H 60%29.88 inHg

7:00 AM

Partly cloudy

76° 💧 None 💨 5 mph H 65%29.88 inHg

8:00 AM

Mostly sunny

77° 💧 None 💨 6 mph H 71%29.88 inHg

9:00 AM

Sunny

82° 💧 None 💨 7 mph H 62%29.88 inHg

10:00 AM

Sunny

87° 💧 None 💨 8 mph H 51%29.88 inHg

11:00 AM

Sunny

92° 💧 None 💨 8 mph H 42%29.88 inHg

12:00 PM

Sunny

96° 💧 None 💨 9 mph H 36%29.88 inHg

1:00 PM

Sunny

98° 💧 None 💨 10 mph H 33%29.85 inHg

2:00 PM

Mostly sunny

100° 💧 None 💨 9 mph H 31%29.85 inHg

3:00 PM

Partly cloudy

100° 💧 None 💨 10 mph H 31%29.83 inHg

4:00 PM

Mostly cloudy

100° 💧 None 💨 11 mph H 31%29.83 inHg

5:00 PM

Mostly cloudy

97° 💧 None 💨 12 mph H 38%29.83 inHg

6:00 PM

Partly cloudy

91° 💧 None 💨 12 mph H 54%29.83 inHg

7:00 PM

Partly cloudy

85° 💧 None 💨 8 mph H 65%29.83 inHg

8:00 PM

Mostly cloudy night

81° 💧 None 💨 9 mph H 75%29.85 inHg

9:00 PM

Partly cloudy night

79° 💧 None 💨 9 mph H 79%29.88 inHg

10:00 PM

Partly cloudy night

78° 💧 None 💨 9 mph H 84%29.88 inHg

11:00 PM

Mostly clear night

77° 💧 None 💨 10 mph H 89%29.91 inHg

Sunday

12:00 AM

Mostly clear night

76° 💧 None 💨 12 mph H 89%29.91 inHg

1:00 AM

Mostly clear night

74° 💧 None 💨 11 mph H 92%29.94 inHg

2:00 AM

Clear night

73° 💧 None 💨 9 mph H 93%29.94 inHg

3:00 AM

Partly cloudy night

71° 💧 None 💨 7 mph H 96%29.94 inHg

4:00 AM

Partly cloudy night

70° 💧 None 💨 7 mph H 97%29.94 inHg

5:00 AM

Partly cloudy night

69° 💧 None 💨 7 mph H 98%29.94 inHg

6:00 AM

Partly cloudy night

69° 💧 None 💨 7 mph H 98%29.97 inHg

7:00 AM

Partly cloudy

69° 💧 None 💨 7 mph H 98%29.97 inHg

8:00 AM

Partly cloudy

72° 💧 None 💨 11 mph H 90%30.00 inHg

9:00 AM

Mostly sunny

77° 💧 None 💨 11 mph H 77%30.00 inHg

10:00 AM

Mostly sunny

80° 💧 None 💨 11 mph H 68%30.00 inHg

11:00 AM

Mostly sunny

83° 💧 None 💨 11 mph H 61%30.00 inHg

12:00 PM

Sunny

86° 💧 None 💨 12 mph H 55%30.00 inHg

1:00 PM

Mostly sunny

88° 💧 None 💨 12 mph H 50%29.97 inHg

2:00 PM

Sunny

89° 💧 None 💨 13 mph H 47%29.97 inHg

3:00 PM

Mostly sunny

89° 💧 None 💨 13 mph H 45%29.97 inHg

4:00 PM

Partly cloudy

88° 💧 None 💨 14 mph H 44%29.97 inHg

5:00 PM

Partly cloudy

85° 💧 None 💨 15 mph H 46%29.97 inHg

6:00 PM

Partly cloudy

82° 💧 None 💨 14 mph H 49%29.97 inHg

7:00 PM

Partly cloudy

78° 💧 None 💨 13 mph H 55%29.97 inHg

8:00 PM

Clear night

75° 💧 None 💨 13 mph H 60%29.97 inHg

9:00 PM

Mostly clear night

73° 💧 None 💨 11 mph H 65%30.03 inHg

10:00 PM

Partly cloudy night

71° 💧 None 💨 11 mph H 68%30.03 inHg

11:00 PM

Partly cloudy night

69° 💧 None 💨 9 mph H 73%30.03 inHg

Monday

12:00 AM

Partly cloudy night

66° 💧 None 💨 9 mph H 79%30.03 inHg

1:00 AM

Mostly cloudy night

66° 💧 None 💨 11 mph H 77%30.03 inHg

2:00 AM

Partly cloudy night

66° 💧 None 💨 11 mph H 76%30.03 inHg

3:00 AM

Mostly cloudy night

65° 💧 None 💨 8 mph H 77%30.03 inHg

4:00 AM

Mostly cloudy night

64° 💧 None 💨 9 mph H 80%30.06 inHg

5:00 AM

Mostly cloudy night

63° 💧 None 💨 9 mph H 84%30.06 inHg

6:00 AM

Mostly cloudy night

62° 💧 None 💨 9 mph H 86%30.06 inHg

In Plymouth and, more broadly, across the state of Illinois: The morning begins with clear skies and very hot conditions, with temperatures rising from around 73 degrees to the high 90s by midday. Winds will be moderate from the southwest at up to 10 mph, with gusts reaching 18 mph. As the afternoon progresses, the heat will continue to intensify, keeping temperatures in the mid to upper 90s. No precipitation is expected throughout the day, so it will remain dry. The breeze will provide some relief, but it will be relatively light and variable. Overall, residents should prepare for a hot and sunny day with plenty of sunshine and light winds. Be sure to stay hydrated and protect yourself from the sun during outdoor activities.

15-Day Weather Outlook for Plymouth

TomorrowTomorrow

Partly cloudy 100°/80° 💧 None 💨 13 mph

Saturday, Sep 5Sat Sep 5

Light rain 100°/76° 💧 0.01 in 💨 12 mph

Sunday, Sep 6Sun Sep 6

Mostly sunny 88°/69° 💧 None 💨 14 mph

Monday, Sep 7Mon Sep 7

Mostly cloudy 85°/62° 💧 None 💨 14 mph

Tuesday, Sep 8Tue Sep 8

Mostly cloudy 108°/69° 💧 None 💨 18 mph

Wednesday, Sep 9Wed Sep 9

Sunny 109°/84° 💧 None 💨 17 mph

Thursday, Sep 10Thu Sep 10

Light rain 105°/81° 💧 0.03 in 💨 11 mph

Friday, Sep 11Fri Sep 11

Light rain 101°/73° 💧 0.08 in 💨 15 mph

Saturday, Sep 12Sat Sep 12

Partly cloudy 100°/78° 💧 None 💨 15 mph

Sunday, Sep 13Sun Sep 13

Light rain 99°/70° 💧 0.15 in 💨 23 mph

Monday, Sep 14Mon Sep 14

Light rain 84°/60° 💧 0.01 in 💨 9 mph

Tuesday, Sep 15Tue Sep 15

Partly cloudy 92°/64° 💧 None 💨 17 mph

Wednesday, Sep 16Wed Sep 16

Light rain 100°/77° 💧 0.03 in 💨 21 mph

Thursday, Sep 17Thu Sep 17

Light rain 88°/65° 💧 0.35 in 💨 17 mph

Friday, Sep 18Fri Sep 18

Light rain 62°/58° 💧 0.14 in 💨 10 mph

TEMPERATURE OUTLOOK

Temperature & Weather Trends in Plymouth

Vertical axis: °F · Color based on temperature

AIR QUALITY FORECAST

Air Quality Forecast for Plymouth

Hourly forecast · Updated every 2 hours

Good

Nearest forecast value 7:00 AM

PM2.5 Fine particles Good 2,2µg/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 2,4µg/m³

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

O₃ Ozone Good 42,3µg/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 favorable for outdoor activities.

UV & HEALTH

UV, Sun & Health Outlook in Plymouth

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 8,3Very high 😊Good

Tomorrow UV 7,9High 🙂Fair

Saturday UV 7,6High 🙂Fair

Sunday UV 7,5High 🙂Fair

Monday UV 8,0Very high 🙂Fair

Tuesday UV 10,0Very high —Unavailable

Wednesday UV 8,0Very high —Unavailable

Hourly UV index today

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

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 Plymouth

Vertical axis: mph · Horizontal axis: hours

Sustained wind Max gusts

Internal PR simulation: 3.68 Population: 456

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Forecast data for Plymouth were last refreshed today at 6:47 AM. The current forecast period extends through 05/09/2026 at 4:00 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.