Climate and monthly weather forecast
Sandusky, OH

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The climate of Sandusky

Nestled in Ohio, USA, Sandusky boasts a Dfa Köppen climate classification characterized by a humid continental climate, devoid of a dry season but hosting a hot summer. As typical of a temperate climate, the city witnesses a broad spectrum of weather changes throughout the year.

Sandusky's yearly temperature pattern lends a readily discernible rhythm to the weather. January marks the coldest period, with temperatures plunging to a low of 21.6°F (-5.8°C) and peaking at 30.7°F (-0.7°C). The mercury slowly starts to climb, reaching a summer peak in July when temperatures swing from 66.9°F (19.4°C) to a high of 77.2°F (25.1°C). Soon after, as autumn rolls in, temperatures start their gradual descent.

Rain is a familiar fixture in Sandusky's weather calendar. February registers the least precipitation with 1.61" (41mm) while May draws maximum rainfall, measuring 4.41" (112mm). This city gleans an average of 14 rainy days per month. Snowfall is relatively short-lived, with trace amounts seen between December and February. The most considerable snowfall is noticed in January, registering at 3.5" (89mm).

Declining cloud cover from January's 67% high through to July's 27% low enables a noticeable increase in sunshine hours, from 3.5 hours in December to a zenith of 10.6 hours in July, while daylight hours mirror this trend. Winters usher in prominent wind movements, averaging from a 12.4mph (20km/h) breeze in December to 12.6mph (20.3km/h) in January.

The best time to visit Sandusky

Visitors yearning for pleasant weather and outdoor entertainment should earmark July as an ideal month for a Sandusky visit. July offers not only the warmest temperatures but also the highest sea temperatures, reaching up to 72°F (22.2°C), propitious for water-based activities. Furthermore, this month entertains hikers with a generous span of 14.8 daylight hours and sunshine for an average of 10.6 hours per day.

The worst time to visit Sandusky

The biting chill of January establishes it as less appealing for tourists. The city feels the grip of the severest cold, with the lowest temperature dipping to 21.6°F (-5.8°C) and a high that only slightly improves to 30.7°F (-0.7°C). Additionally, the city experiences a paucity of sunshine with an average of 3.2 hours per day and brief daylight duration of 9.6 hours.

Spring weather in Sandusky

From March through May, the city shakes off the winter pallor as temperatures steadily rise from a low of 31.1°F (-0.5°C) in March to a comfortable high of 61.3°F (16.3°C) in May. Concurrently, rainfall increases, peaking in May at 4.21" (107mm). The arrival of spring also brings in a longer period of daylight, peaking at 14.5 hours in May.

Summer weather in Sandusky

Between June and August, Sandusky basks in summer heat, with average highs nudging towards the peak of 77.2°F (25.1°C) in July. The season is unsurprisingly a period of lowered rainfall, with July receiving an average of 3.35" (85mm) of rain. Sea temperatures reach their peak, hitting 73°F (22.8°C) in August, inviting tourists to indulge in water sports and beach activities.

Autumn weather in Sandusky

September ushers in the veiled hues of fall with temperatures falling from an agreeable 70.7°F (21.5°C) down to a chillier 59.9°F (15.5°C) by October. While rainfall is minimal compared to usually wetter seasons, October registers a slight peak at 2.6" (66mm). Daylight hours gradually decrease from 12.5 hours in September to 11.1 hours by October's end.

Winter weather in Sandusky

Winter descends on Sandusky from November through February with temperatures dropping to the annual low of 21.6°F (-5.8°C) in January. Snowfall is sporadic and peaks at 3.5" (89mm) in January. Despite the biting winter chill, the city still enjoys about six hours of daylight through this period. The pressure oscillates around the 30 in mark, and the visibility remains uniform at six miles, signaling clear winter days.

Weather in January

Snow lovers will find January in Sandusky, Ohio, USA, to be a winter wonderland with an average of 12.6 snowfall days and a total of 2.87" (73mm). The start of the year is known for its colder temperatures and high humidity levels, making the cold feel even more biting. Weather in January »

Weather in February

The trend of snow and cold weather continues from January to February in Sandusky, Ohio, USA, with an elevated snowfall of 3.5" (89mm) observed on 10.4 days. February, hosts a slight rise in temperature, making outdoor activities a bit more tolerable. Weather in February »

Weather in March

Transitioning from February to March in Sandusky, Ohio, USA, sees a significant rise in temperatures, welcoming the onset of Spring. The snowfall reduces considerably to 1.3" (33mm) spread over fewer days, indicating warmer days ahead. Weather in March »

Weather in April

April in Sandusky, Ohio, USA, is a comfortable month with temperatures rising to a cozy range. The humidity, rainfall, and snowfall from March to April show a significant shift with the snowfall now reduced to 0.59" (15mm) only seen on 1.2 days. Weather in April »

Weather in May

May in Sandusky, Ohio, USA, embraces the arrival of Summer with temperatures soaring up. The city experiences no snowfall in May, officially marking the end of snowflakes for the season. Outdoor enthusiasts can relish the extended daylight hours and increased sunshine duration. Weather in May »

Weather in June

With temperatures warming up significantly, June in Sandusky, Ohio, USA, positions itself as a true Summer month. The rise in temperatures is balanced by occasional 4.41" (112mm) of rainfall, keeping the heat at bay. The extended daylight hours and ample sunshine make for excellent outdoor activity conditions. Weather in June »

Weather in July

As the peak of Summer, July in Sandusky, Ohio, USA, serves as the warmest month of the year with temperatures reaching up to 77.2°F (25.1°C). The city receives a mild average of 3.35" (85mm) of rainfall, providing a respite from the heat. Weather in July »

Weather in August

August in Sandusky, Ohio, USA, sees a slight decline in temperatures from July, paving the way towards autumn. The city observes a fall in terms of snowfall, rainfall, and overall precipitation when compared to the previous month. Weather in August »

Weather in September

With the arrival of September in Sandusky, Ohio, USA, there comes a noticeable transition in the climate, indicating the onset of Fall. The temperatures start to decrease, symbolizing the departure of Summer. However, with no snowfall and a moderate average of 2.52" (64mm) of rainfall, the weather remains comfortable for outdoor exploration. Weather in September »

Weather in October

The beauty of Fall is fully visible in October in Sandusky, Ohio, USA, when the city is adorned with vibrant autumn colours. The drop in temperatures from the previous month is more pronounced. There is a slight increase in rainfall, intensifying the essence of the Fall season. Weather in October »

Weather in November

November in Sandusky, Ohio, USA, brings with it the early signs of Winter, with temperatures decreasing noticeably from October. The first signs of snowfall appear, with the ground receiving an average of 1.02" (26mm) of snow over 3.7 days. Weather in November »

Weather in December

Rounding off the year, December in Sandusky, Ohio, USA, marks the return of the full-fledged Winter season. A further drop in temperatures from November is observed. The snowfall increases to 1.57" (40mm) over 7.7 days, painting the city in a beautiful white blanket. Weather in December »
Updated: Aug 26, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What part of the year is the coldest?

Sandusky's coldest weather arrives in January, when temperatures average a high of 30.7°F (-0.7°C) and a low of 21.6°F (-5.8°C).

How much does it rain?

Throughout the year, there are 160.4 rainfall days, and 32.99" (838mm) of precipitation is accumulated.

When does it snow?

Months with snowfall are January through April, November and December.

How much does it snow?

Throughout the year, there are 41.3 snowfall days, and 10.87" (276mm) of snow is accumulated.

What is the month with the least sunshine?

With an average of 3.2h of sunshine, January has the least sunshine of the year.

What is the most humid month?

With an average relative humidity of 84%, February is the most humid month.

What is the driest month?

February and December are months with the least rain when the rain falls for 7.8 days and typically aggregates up to 1.61" (41mm) of rain.

What is the snowiest month?

February is the month with the most snowfall. Snow falls for 10.4 days and accumulates 3.5" (89mm) of snow.

When is the ocean coldest?

The month with the coldest seawater is February, with an average ocean temperature of 33.8°F (1°C).

When is Daylight Saving Time (DST)?

On Sunday, March 10. 2024, at 2:00 am, Daylight Saving Time starts, and the time zone changes from EST to EDT. Daylight Saving Time ends Sunday, November 3. 2024, at 2:00 am, and the time zone reverts from EDT to EST.

When it does not snow?

May through October are months without snowfall.

What is the wettest month?

The month with the most rainfall is June, when the rain falls for 16.6 days and typically aggregates up to 4.41" (112mm) of precipitation.

When are the longest days?

With an average of 15h and 6min of daylight, June has the longest days of the year.

What is the month with the highest UV index?

The months with the highest UV index are June and July, with an average maximum UV index of 6.

What is the hottest time of year?

Sandusky registers the average highest temperatures during July, with peaks of 77.2°F (25.1°C) and lows of 66.9°F (19.4°C).

What month has the most sunshine?

July has the most sunshine of the year, with an average of 10.6h of sunshine.

When is the ocean warmest?

August is the month with the warmest seawater, with an average ocean temperature of 73.4°F (23°C).

What are the least humid months?

The months with the lowest humidity are October and November, with an average relative humidity of 75%.

What is the month with the shortest days?

With an average of 9h and 12min of daylight, December has the shortest days of the year.

When is the lowest UV index?

With an average maximum UV index of 1, December is the month with the lowest UV index.

Average temperature
Sandusky, OH

Average temperature - Sandusky, OH

The warmest month (with the highest average high temperature) is July (77.2°F).
The month with the lowest average high temperature is January (30.7°F).

The month with the highest average low temperature is July (66.9°F).
The coldest month (with the lowest average low temperature) is January (21.6°F).

Average pressure
Sandusky, OH

Average pressure - Sandusky, OH

The month with the highest atmospheric pressure is November (30.11"Hg).
The month with the lowest atmospheric pressure is June (29.93"Hg).

Average wind speed
Sandusky, OH

Average wind speed - Sandusky, OH

The windiest month (with the highest average wind speed) is January (12.6mph).
The calmest month (with the lowest average wind speed) is July (7.7mph).

Average humidity
Sandusky, OH

Average humidity - Sandusky, OH

The month with the highest relative humidity is February (84%).
The months with the lowest relative humidity are October and November (75%).

Average rainfall
Sandusky, OH

Average rainfall - Sandusky, OH

The wettest month (with the highest rainfall) is June (4.41").
The driest months (with the least rainfall) are February and December (1.61").

Average rainfall days
Sandusky, OH

Average rainfall days - Sandusky, OH

The month with the highest number of rainy days is May (17.8 days).
The months with the least rainy days are January and February (7.8 days).

Average snowfall
Sandusky, OH

Average snowfall - Sandusky, OH

The month with the highest snowfall is February (3.5").
The months with the least snowfall are May, June, July, August, September and October (0").

Average snowfall days
Sandusky, OH

Average snowfall days - Sandusky, OH

The month with the highest number of snowfall days is January (12.6 days).
The months with the least snowfall days are June, July, August, September and October (0 days).

Average sea temperature
Sandusky, OH

Average sea temperature - Sandusky, OH

The best month for swimming (with the highest average sea temperature) is August (73°F).
The coldest month (with the lowest average sea temperature) is February (34°F).

Average daylight / Average sunshine
Sandusky, OH

Average daylight / Average sunshine - Sandusky, OH

The month with the longest days is June (Average daylight: 15h and 6min).
The month with the shortest days is December (Average daylight: 9h and 12min).

The month with the most sunshine is July (Average sunshine: 10h and 36min).
The month with the least sunshine is January (Average sunshine: 3h and 12min).

Average sunshine days
Sandusky, OH

Average sunshine days - Sandusky, OH

The month with the most sunshine days is March (14.1 days).
The month with the least sunshine days is February (9.6 days).

Average visibility
Sandusky, OH

Average visibility - Sandusky, OH

The months with the highest visibility are February, March, April, May, June, July, August, September, October, November and December (6mi).
The month with the lowest visibility is January (5mi).

Sandusky, Ohio, USA

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