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Current weather in Tiffin is few clouds.

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

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

Now · 12:00 AM

Tiffin Weather & Hourly Forecast

United States · Ohio · 44883

68°F

Mostly clear night

Feels like: 67°F

💧 Humidity 76% 🌡 Pressure 30.00 inHg 💨 Wind 6 mph 👁 Visibility 18.4 mi ☁ Clouds 21% ☀️ UV index 0.0 · Low 🌅 Sunrise — 🌇 Sunset —

Hourly Forecast for Tiffin

Today

1:00 AM

Mostly clear night

65° 💧 None 💨 4 mph H 83%30.00 inHg

4:00 AM

Clear night

62° 💧 None 💨 4 mph H 92%30.00 inHg

7:00 AM

Clear night

61° 💧 None 💨 3 mph H 96%30.00 inHg

10:00 AM

Sunny

71° 💧 None 💨 5 mph H 77%30.03 inHg

1:00 PM

Overcast

78° 💧 0.000 in 💨 3 mph H 58%30.00 inHg

4:00 PM

Mostly cloudy

79° 💧 None 💨 1 mph H 51%29.97 inHg

7:00 PM

Mostly cloudy

74° 💧 None 💨 10 mph H 67%29.94 inHg

10:00 PM

Overcast night

68° 💧 None 💨 8 mph H 84%29.97 inHg

Tomorrow

1:00 AM

Partly cloudy night

66° 💧 None 💨 6 mph H 86%29.94 inHg

4:00 AM

Overcast night

65° 💧 None 💨 5 mph H 85%29.91 inHg

7:00 AM

Mostly clear night

66° 💧 0.155 in 💨 4 mph H 88%29.91 inHg

10:00 AM

Mostly cloudy

71° 💧 0.003 in 💨 5 mph H 89%29.91 inHg

1:00 PM

Overcast

77° 💧 0.011 in 💨 7 mph H 76%29.91 inHg

4:00 PM

Mostly sunny

82° 💧 0.005 in 💨 8 mph H 61%29.85 inHg

7:00 PM

Sunny

79° 💧 None 💨 3 mph H 72%29.85 inHg

10:00 PM

Mostly cloudy night

73° 💧 None 💨 6 mph H 82%29.91 inHg

Today

1:00 AM

Mostly clear night

65° 💧 None 💨 4 mph H 83%30.00 inHg

2:00 AM

Clear night

64° 💧 None 💨 4 mph H 86%30.00 inHg

3:00 AM

Clear night

63° 💧 None 💨 5 mph H 88%30.00 inHg

4:00 AM

Clear night

62° 💧 None 💨 4 mph H 92%30.00 inHg

5:00 AM

Clear night

62° 💧 None 💨 3 mph H 94%30.00 inHg

6:00 AM

Clear night

61° 💧 None 💨 3 mph H 95%30.00 inHg

7:00 AM

Clear night

61° 💧 None 💨 3 mph H 96%30.00 inHg

8:00 AM

Sunny

63° 💧 None 💨 4 mph H 93%30.03 inHg

9:00 AM

Sunny

68° 💧 None 💨 3 mph H 86%30.03 inHg

10:00 AM

Sunny

71° 💧 None 💨 5 mph H 77%30.03 inHg

11:00 AM

Mostly sunny

74° 💧 None 💨 6 mph H 68%30.03 inHg

12:00 PM

Mostly cloudy

76° 💧 None 💨 4 mph H 63%30.03 inHg

1:00 PM

Overcast

78° 💧 None 💨 3 mph H 58%30.00 inHg

2:00 PM

Mostly cloudy

79° 💧 0.000 in 💨 2 mph H 54%30.00 inHg

3:00 PM

Mostly cloudy

79° 💧 None 💨 2 mph H 52%29.97 inHg

4:00 PM

Mostly cloudy

79° 💧 None 💨 1 mph H 51%29.97 inHg

5:00 PM

Mostly cloudy

79° 💧 None 💨 1 mph H 51%29.94 inHg

6:00 PM

Partly cloudy

79° 💧 None 💨 3 mph H 52%29.94 inHg

7:00 PM

Mostly cloudy

74° 💧 None 💨 10 mph H 67%29.94 inHg

8:00 PM

Partly cloudy night

70° 💧 None 💨 8 mph H 80%29.94 inHg

9:00 PM

Mostly cloudy night

69° 💧 None 💨 8 mph H 83%29.97 inHg

10:00 PM

Overcast night

68° 💧 None 💨 8 mph H 84%29.97 inHg

11:00 PM

Partly cloudy night

67° 💧 None 💨 7 mph H 85%29.97 inHg

Tomorrow

12:00 AM

Mostly clear night

66° 💧 None 💨 7 mph H 86%29.97 inHg

1:00 AM

Partly cloudy night

66° 💧 None 💨 6 mph H 86%29.94 inHg

2:00 AM

Mostly cloudy night

65° 💧 None 💨 5 mph H 86%29.91 inHg

3:00 AM

Mostly cloudy night

65° 💧 None 💨 5 mph H 86%29.91 inHg

4:00 AM

Overcast night

65° 💧 None 💨 5 mph H 85%29.91 inHg

5:00 AM

Mostly cloudy night

66° 💧 None 💨 4 mph H 85%29.91 inHg

6:00 AM

Mostly clear night

66° 💧 None 💨 3 mph H 86%29.91 inHg

7:00 AM

Mostly clear night

66° 💧 0.002 in 💨 4 mph H 88%29.91 inHg

8:00 AM

Light rain

67° 💧 0.092 in 💨 5 mph H 90%29.94 inHg

9:00 AM

Light rain

68° 💧 0.061 in 💨 5 mph H 95%29.94 inHg

10:00 AM

Mostly cloudy

71° 💧 0.001 in 💨 5 mph H 89%29.91 inHg

11:00 AM

Overcast

74° 💧 0.000 in 💨 6 mph H 83%29.91 inHg

12:00 PM

Overcast

76° 💧 0.002 in 💨 5 mph H 79%29.91 inHg

1:00 PM

Overcast

77° 💧 0.002 in 💨 7 mph H 76%29.91 inHg

2:00 PM

Mostly sunny

79° 💧 0.004 in 💨 7 mph H 71%29.88 inHg

3:00 PM

Light rain

82° 💧 0.005 in 💨 8 mph H 64%29.88 inHg

4:00 PM

Mostly sunny

82° 💧 0.003 in 💨 8 mph H 61%29.85 inHg

5:00 PM

Sunny

82° 💧 0.002 in 💨 8 mph H 60%29.85 inHg

6:00 PM

Sunny

81° 💧 0.001 in 💨 7 mph H 61%29.85 inHg

7:00 PM

Sunny

79° 💧 None 💨 3 mph H 72%29.85 inHg

8:00 PM

Mostly clear night

75° 💧 None 💨 5 mph H 79%29.88 inHg

9:00 PM

Mostly clear night

74° 💧 None 💨 6 mph H 82%29.88 inHg

10:00 PM

Mostly cloudy night

73° 💧 None 💨 6 mph H 82%29.91 inHg

11:00 PM

Clear night

72° 💧 None 💨 6 mph H 86%29.91 inHg

Sunday

12:00 AM

Mostly clear night

71° 💧 None 💨 6 mph H 88%29.91 inHg

1:00 AM

Clear night

70° 💧 None 💨 5 mph H 88%29.91 inHg

2:00 AM

Clear night

70° 💧 None 💨 5 mph H 88%29.91 inHg

3:00 AM

Clear night

69° 💧 None 💨 7 mph H 89%29.91 inHg

4:00 AM

Clear night

68° 💧 None 💨 7 mph H 91%29.91 inHg

5:00 AM

Clear night

68° 💧 None 💨 5 mph H 94%29.91 inHg

6:00 AM

Clear night

68° 💧 None 💨 5 mph H 93%29.94 inHg

7:00 AM

Mostly cloudy night

68° 💧 None 💨 5 mph H 93%29.97 inHg

8:00 AM

Mostly cloudy

70° 💧 None 💨 5 mph H 89%29.97 inHg

5:00 PM

Partly cloudy

81° 💧 None 💨 7 mph H 59%29.94 inHg

8:00 PM

Partly cloudy night

75° 💧 None 💨 6 mph H 68%29.97 inHg

11:00 PM

Mostly cloudy night

70° 💧 None 💨 8 mph H 65%30.03 inHg

Monday

2:00 AM

Partly cloudy night

67° 💧 None 💨 9 mph H 79%30.06 inHg

5:00 AM

Overcast night

65° 💧 None 💨 10 mph H 93%30.12 inHg

8:00 AM

Sunny

62° 💧 None 💨 8 mph H 88%30.18 inHg

11:00 AM

Partly cloudy

70° 💧 None 💨 9 mph H 66%30.21 inHg

2:00 PM

Mostly sunny

73° 💧 None 💨 8 mph H 58%30.18 inHg

5:00 PM

Mostly cloudy

73° 💧 None 💨 9 mph H 60%30.15 inHg

8:00 PM

Overcast night

65° 💧 None 💨 8 mph H 74%30.15 inHg

11:00 PM

Partly cloudy night

62° 💧 None 💨 8 mph H 80%30.18 inHg

Tuesday

2:00 AM

Clear night

63° 💧 None 💨 8 mph H 80%30.15 inHg

5:00 AM

Mostly clear night

63° 💧 None 💨 10 mph H 78%30.15 inHg

8:00 AM

Sunny

64° 💧 None 💨 9 mph H 79%30.18 inHg

11:00 AM

Mostly sunny

74° 💧 None 💨 11 mph H 67%30.18 inHg

2:00 PM

Mostly sunny

83° 💧 None 💨 11 mph H 62%30.15 inHg

5:00 PM

Sunny

84° 💧 None 💨 11 mph H 64%30.12 inHg

8:00 PM

Clear night

78° 💧 None 💨 9 mph H 79%30.12 inHg

11:00 PM

Clear night

75° 💧 None 💨 9 mph H 88%30.15 inHg

Wednesday

2:00 AM

Clear night

73° 💧 None 💨 9 mph H 92%30.15 inHg

5:00 AM

Clear night

72° 💧 None 💨 8 mph H 93%30.18 inHg

8:00 AM

Sunny

72° 💧 None 💨 8 mph H 92%30.21 inHg

11:00 AM

Sunny

82° 💧 None 💨 6 mph H 75%30.24 inHg

2:00 PM

Mostly sunny

87° 💧 None 💨 6 mph H 60%30.21 inHg

8:00 PM

Overcast night

81° 💧 None 💨 5 mph H 74%30.24 inHg

Thursday

2:00 AM

Partly cloudy night

71° 💧 None 💨 9 mph H 88%30.21 inHg

8:00 AM

Partly cloudy

68° 💧 None 💨 3 mph H 97%30.21 inHg

2:00 PM

Mostly sunny

73° 💧 None 💨 7 mph H 91%30.18 inHg

8:00 PM

Mostly cloudy night

89° 💧 None 💨 11 mph H 57%30.12 inHg

Friday

2:00 AM

Mostly cloudy night

76° 💧 None 💨 9 mph H 86%30.09 inHg

8:00 AM

Partly cloudy

72° 💧 None 💨 8 mph H 96%30.12 inHg

2:00 PM

Partly cloudy

67° 💧 None 💨 8 mph H 96%30.15 inHg

8:00 PM

Mostly cloudy night

74° 💧 None 💨 8 mph H 65%30.18 inHg

Saturday

2:00 AM

Partly cloudy night

65° 💧 None 💨 7 mph H 66%30.15 inHg

8:00 AM

Sunny

57° 💧 None 💨 3 mph H 84%30.12 inHg

2:00 PM

Mostly cloudy

57° 💧 None 💨 5 mph H 85%30.09 inHg

8:00 PM

Overcast night

71° 💧 None 💨 5 mph H 51%29.97 inHg

Sunday

2:00 AM

Moderate rain

61° 💧 None 💨 12 mph H 90%29.80 inHg

8:00 AM

Overcast

61° 💧 None 💨 13 mph H 93%29.71 inHg

2:00 PM

Mostly cloudy

57° 💧 None 💨 10 mph H 86%29.85 inHg

8:00 PM

Overcast night

67° 💧 None 💨 13 mph H 57%29.94 inHg

Monday

2:00 AM

Mostly clear night

61° 💧 None 💨 6 mph H 71%30.00 inHg

8:00 AM

Sunny

54° 💧 None 💨 9 mph H 80%30.15 inHg

2:00 PM

Sunny

50° 💧 None 💨 8 mph H 92%30.27 inHg

8:00 PM

Mostly clear night

62° 💧 None 💨 11 mph H 56%30.30 inHg

Tuesday

2:00 AM

Clear night

56° 💧 None 💨 5 mph H 67%30.33 inHg

8:00 AM

Mostly sunny

50° 💧 None 💨 8 mph H 77%30.42 inHg

2:00 PM

Overcast

51° 💧 None 💨 8 mph H 77%30.45 inHg

8:00 PM

Overcast night

59° 💧 None 💨 11 mph H 57%30.47 inHg

Wednesday

2:00 AM

Overcast night

53° 💧 None 💨 13 mph H 71%30.45 inHg

8:00 AM

Overcast

49° 💧 None 💨 10 mph H 81%30.47 inHg

2:00 PM

Overcast

48° 💧 None 💨 8 mph H 71%30.50 inHg

8:00 PM

Overcast night

62° 💧 None 💨 10 mph H 52%30.47 inHg

Thursday

2:00 AM

Overcast night

55° 💧 None 💨 9 mph H 78%30.45 inHg

8:00 AM

Mostly cloudy

50° 💧 None 💨 9 mph H 62%30.45 inHg

2:00 PM

Partly cloudy

47° 💧 None 💨 9 mph H 72%30.53 inHg

8:00 PM

Clear night

64° 💧 None 💨 11 mph H 50%30.45 inHg

Friday

2:00 AM

Mostly cloudy night

55° 💧 None 💨 9 mph H 74%30.42 inHg

8:00 AM

Mostly cloudy

49° 💧 None 💨 6 mph H 81%30.39 inHg

2:00 PM

Partly cloudy

48° 💧 None 💨 8 mph H 82%30.36 inHg

In Tiffin and, more broadly, across the state of Ohio: This evening, the sky will be mostly cloudy with temperatures holding steady between 71 and 74 degrees Fahrenheit. A light rain is possible, with total accumulation around 0.02 inches. Winds from the north will be moderate, reaching up to 13 mph, with gusts up to 24 mph. Conditions may become slightly unsettled, so outdoor plans should account for the chance of a brief shower. The rain is expected to be light and quick-moving, likely tapering off later tonight. Temperatures will remain mild through the early hours, and winds will stay relatively steady. Overall, expect a damp evening with occasional light rain and a brisk north breeze.

15-Day Weather Outlook for Tiffin

Friday, Sep 11Fri Sep 11

Mostly cloudy 79°/61° 💧 None 💨 10 mph

TomorrowTomorrow

Partly cloudy 82°/65° 💧 None 💨 8 mph

Sunday, Sep 13Sun Sep 13

Mostly sunny 84°/68° 💧 0.316 in 💨 7 mph

Monday, Sep 14Mon Sep 14

Light rain 77°/68° 💧 0.019 in 💨 9 mph

Tuesday, Sep 15Tue Sep 15

Mostly sunny 89°/69° 💧 0.000 in 💨 13 mph

Wednesday, Sep 16Wed Sep 16

Light rain 82°/71° 💧 0.041 in 💨 10 mph

Thursday, Sep 17Thu Sep 17

Mostly cloudy 89°/68° 💧 0.026 in 💨 11 mph

Friday, Sep 18Fri Sep 18

Mostly cloudy 76°/67° 💧 0.162 in 💨 9 mph

Saturday, Sep 19Sat Sep 19

Partly cloudy 71°/57° 💧 0.002 in 💨 7 mph

Sunday, Sep 20Sun Sep 20

Moderate rain 67°/57° 💧 1.051 in 💨 13 mph

Monday, Sep 21Mon Sep 21

Mostly sunny 62°/50° 💧 0.005 in 💨 11 mph

Tuesday, Sep 22Tue Sep 22

Overcast 59°/50° 💧 0.001 in 💨 11 mph

Wednesday, Sep 23Wed Sep 23

Overcast 62°/48° 💧 0.002 in 💨 13 mph

Thursday, Sep 24Thu Sep 24

Overcast 64°/47° 💧 None 💨 11 mph

Friday, Sep 25Fri Sep 25

Mostly cloudy 55°/48° 💧 None 💨 9 mph

TEMPERATURE OUTLOOK

Temperature & Weather Trends in Tiffin

Vertical axis: °F · Color based on temperature

AIR QUALITY FORECAST

Air Quality Forecast for Tiffin

Hourly forecast · Updated every 2 hours

Good

Nearest forecast value 1:00 AM

PM2.5 Fine particles Good 8,0µg/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 8,5µg/m³

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

O₃ Ozone Good 27,3µg/m³

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

NO₂ Nitrogen dioxide Good 6,1µg/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 Tiffin

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 6,7High —Unavailable

Tomorrow UV 6,6High 😊Good

Saturday UV 6,2High 🙂Fair

Sunday UV 6,6High 🙂Fair

Monday UV 6,1High 🙂Fair

Tuesday UV 8,0Very high —Unavailable

Wednesday UV 5,0Moderate —Unavailable

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.

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.

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 Tiffin

Vertical axis: mph · Horizontal axis: hours

Sustained wind Max gusts

NIGHT SKY · TIFFIN, OHIO

Tonight's Stargazing & Shooting Stars

Excellent observing conditions. Best local viewing window: 3:00 AM–4:00 AM.

98/100Best-hour score

BEST TIME TONIGHT 3:00 AM–4:00 AM Astronomical darkness: 9:25 PM–5:35 AM

☁ Cloud cover 1% Real hourly forecast for the best viewing hour.

☾ Moonlight 0% New Moon · Moon below the horizon at the best viewing hour.

☄ Meteor activity September ε-Perseids Reference ZHR 8 · Radiant 63° high at the best hour.

✦ Estimated visible meteors 2–4/hour Local estimate after weather, moonlight and radiant-height adjustments.

Chance ≥1 meteor in 30 min77%

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.

Forecast data for Tiffin were last refreshed today at 11:02 PM. The current forecast period extends through 12/09/2026 at 10:00 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.