Sandusky, United States experiences average highs of 16°C (61°F) and lows of 8°C (46°F) throughout the year. Rainfall is moderate, averaging about 11 rainy days per month. Average highs have cooled by 0.8°C (1.4°F) across the available records.
Sandusky, United States Weather & Climate 2026
Monthly climate averages for Sandusky, United States. Based on 10-year ERA5 reanalysis data.
Climate Overview
Drier season: Jan–Dec 
Wetter season: Mar–Jul At-a-Glance Climate Summary
Live Weather & Air Quality
Key figures
Climate Score
5.2/10
Best: May, June, July, August, September
UV Index
5
Low
Temperature 16°C / 8°C
Feels Like 14°C / 6°C
Rainy Days 11
Rainfall 90 mm
Sunshine 8 h
Humidity 73%
Wind Speed 22 km/h
Dew Point 7°C
Snow Days 7 days
Frost Days 14 days
Hottest Month
28°C
July
Avg Low21°C
Rain13days
Coldest Month
-4°C
January
Avg High2°C
Rain11days
Driest Month
9days
September
Avg High24°C
Avg Low17°C
Windiest Month
25 km/h
February (Gusts 45)
Worst Time to Visit
Consider avoiding January, February, March, December due to very cold temperatures, frequent rain.
Sun Position
Sunrise 05:58
Daylight 15.2h
Sunset 21:07
Live conditions—
Sandusky on the map · live conditions
Sandusky, United States
- Continent
- Americas
- Country
- United States
- City
- Sandusky
- Population
- 25.2K
- Elevation
- 181 m
- Coordinates
- 41.45°, -82.71°
Seasonal Breakdown
Spring
Mar–May
Avg High 15°C
Avg Low 6°C
Rain 13 days/mo
1/3 best months
Summer
Jun–Aug
Avg High 26°C
Avg Low 20°C
Rain 12 days/mo
3/3 best months
Autumn
Sep–Nov
Avg High 17°C
Avg Low 11°C
Rain 10 days/mo
1/3 best months
Winter
Dec–Feb
Avg High 4°C
Avg Low -3°C
Rain 11 days/mo
Climate Charts
Based on historical averages (2016–2025)
Monthly Temperatures
HighLowShaded bands show the typical range across the available yearly records.
Line chart showing monthly temperatures. Jan: 2°C / -4°C . Feb: 5°C / -3°C . Mar: 9°C / 1°C . Apr: 15°C / 6°C . May: 20°C / 12°C . Jun: 25°C / 18°C . Jul: 28°C / 21°C . Aug: 26°C / 20°C . Sep: 24°C / 17°C . Oct: 18°C / 11°C . Nov: 10°C / 4°C . Dec: 5°C / -1°C .
Monthly Rainfall
Rainfall
Bar chart showing monthly rainfall. Jan: 80 mm. Feb: 78 mm. Mar: 98 mm. Apr: 106 mm. May: 111 mm. Jun: 107 mm. Jul: 113 mm. Aug: 81 mm. Sep: 70 mm. Oct: 83 mm. Nov: 73 mm. Dec: 75 mm.
Monthly Humidity
Humidity
Line chart showing monthly humidity. Jan: 74%. Feb: 74%. Mar: 70%. Apr: 70%. May: 74%. Jun: 72%. Jul: 75%. Aug: 75%. Sep: 75%. Oct: 72%. Nov: 71%. Dec: 75%.
Monthly Wind Speed
Wind SpeedGusts
Bar chart showing monthly wind speed. Jan: 25 km/h . Feb: 25 km/h . Mar: 25 km/h . Apr: 24 km/h . May: 21 km/h . Jun: 20 km/h . Jul: 17 km/h . Aug: 17 km/h . Sep: 18 km/h . Oct: 22 km/h . Nov: 24 km/h . Dec: 24 km/h .
Sunshine
Sunshine
Sunshine: Jan: 5h. Feb: 6h. Mar: 8h. Apr: 9h. May: 10h. Jun: 12h. Jul: 12h. Aug: 11h. Sep: 10h. Oct: 8h. Nov: 6h. Dec: 5h.
UV Index
UV Index
Bar chart showing monthly UV index. Jan: UV 2. Feb: UV 3. Mar: UV 4. Apr: UV 6. May: UV 6. Jun: UV 7. Jul: UV 7. Aug: UV 7. Sep: UV 5. Oct: UV 4. Nov: UV 2. Dec: UV 2.
Monthly Daylight Hours
Daylight12h reference
Monthly Dew Point & Comfort
Dew Point Dry Comfortable Humid Muggy Oppressive
Snow Days
Snow DaysSnowfall
Snow Days: Jan: 12 days. Feb: 9 days. Mar: 6 days. Apr: 2 days. May: 0 days. Jun: 0 days. Jul: 0 days. Aug: 0 days. Sep: 0 days. Oct: 0 days. Nov: 4 days. Dec: 8 days.
Climate Trends
Average highs have cooled by 0.8°C (1.4°F) across the available records. Average rainfall has remained broadly steady.
2016 to 2025
Avg high Avg rainfall
Climate summary
| Last 12 months | All years | |
|---|---|---|
| Hottest month | Jul 2025 · 29°C | Jul · 28°C |
| Coldest month | Jan 2025 · -6°C | Jan · -4°C |
| Wettest month | May 2025 · 147 mm | Jul · 113 mm |
| Windiest month | Mar 2025 · 28 km/h | Feb · 25 km/h |
Month-by-Month Weather Table
January
Poor 
February
Poor March
Poor April
Fair May best
Excellent June best
Excellent July best
Excellent August best
Excellent September best
Excellent October
Good November
Poor December
Poor | Month | Temp | Feels Like | Rain | Sun | Humidity | UV | Status | Details |
|---|---|---|---|---|---|---|---|---|
| January | 2°C / -4°C | -3°C / -9°C | 11days (80 mm) Wet | 4.8h Fair | 74% Muggy | 2.1 Moderate | Poor | View Details |
| February | 5°C / -3°C | 0°C / -8°C | 10days (78 mm) Wet | 6.4h Fair | 74% Muggy | 3.3 Moderate | Poor | View Details |
| March | 9°C / 1°C | 5°C / -4°C | 13days (98 mm) Wet | 7.8h Good | 70% Muggy | 4.4 Moderate | Poor | View Details |
| April | 15°C / 6°C | 12°C / 2°C | 13days (106 mm) Wet | 9.2h Good | 70% Muggy | 5.7 High | Fair | View Details |
| May best | 20°C / 12°C | 20°C / 10°C | 14days (111 mm) Wet | 10.2h Excellent | 74% Muggy | 6.4 High | Excellent | View Details |
| June best | 25°C / 18°C | 27°C / 18°C | 11days (107 mm) Wet | 11.9h Excellent | 72% Muggy | 6.9 High | Excellent | View Details |
| July best | 28°C / 21°C | 30°C / 22°C | 13days (113 mm) Wet | 11.9h Excellent | 75% Muggy | 7 High | Excellent | View Details |
| August best | 26°C / 20°C | 29°C / 21°C | 11days (81 mm) Wet | 11.4h Excellent | 75% Muggy | 6.5 High | Excellent | View Details |
| September best | 24°C / 17°C | 25°C / 17°C | 9days (70 mm) Wet | 9.6h Good | 75% Muggy | 5.2 High | Excellent | View Details |
| October | 18°C / 11°C | 16°C / 8°C | 11days (83 mm) Wet | 7.8h Good | 72% Muggy | 3.8 Moderate | Good | View Details |
| November | 10°C / 4°C | 6°C / -1°C | 10days (73 mm) Wet | 6.1h Fair | 71% Muggy | 2.4 Moderate | Poor | View Details |
| December | 5°C / -1°C | 0°C / -6°C | 11days (75 mm) Wet | 4.6h Fair | 75% Muggy | 1.8 Low | Poor | View Details |
Compare Nearby City Climates
Frequently Asked Questions
The best months to visit Sandusky are May, June, July, August, September, when temperatures are comfortable and rainfall is at its lowest. This is based on 10-year climate averages for Sandusky, scoring temperature, rainfall, humidity, and sunshine hours.
The hottest month in Sandusky is July, with average daytime highs of 28°C (82°F). Plan outdoor activities for early morning or late afternoon if visiting during this period.
The coldest month in Sandusky is January, with average overnight lows of -4°C (25°F). Pack warm layers and expect shorter daylight hours during this period.
The wettest month in Sandusky is July, averaging 113mm of precipitation across 13 rainy days. An umbrella or waterproof jacket is essential.
The rainy season in Sandusky runs through May, March, April, July, with the heaviest rainfall in May. Based on 10-year averages for Sandusky.
Sandusky receives approximately 102 sunshine hours per year. The sunniest month is June with around 12 hours. Based on climate data for Sandusky.
The least favorable months to visit Sandusky are January, February, March, December, primarily due to very cold temperatures, frequent rain. For the best conditions, consider May, June, July, August, September instead.
The annual average UV index in Sandusky is 5, classified as moderate. Standard sun protection (sunscreen, hat) is recommended during prolonged outdoor exposure.
Average humidity in Sandusky is 73%, classified as moderate. Humidity levels are generally comfortable and should not affect outdoor activities for most people.
Yes, Sandusky receives snow. Months with snowfall average 7 snow days and 10 cm (4 in) of accumulation, with about 14 frost days during winter.
Average wind speeds in Sandusky are 22 km/h (14 mph). The windiest month is February with peak winds reaching 25 km/h (16 mph) (gusts up to 45 km/h / 28 mph).
Sandusky averages 3 clear-sky days per month with overall cloud cover around 63%. The clearest skies occur in September.
The annual average dew point in Sandusky is 7°C (45°F), which feels dry and comfortable. Outdoor activities are comfortable year-round from a humidity standpoint.
Sandusky has a Humid Subtropical climate, classified as Cfa under the Köppen system. Temperate climates have mild winters and warm summers, with rainfall spread across the year and four distinct seasons.
The 'feels like' temperature in Sandusky ranges from 6°C (43°F) to 14°C (57°F) on average. The 'feels like' temperature closely matches the actual temperature throughout most of the year.
Yes, June is a great time to visit Sandusky. It earns a climate score of 8.4/10 with Excellent.
For June in Sandusky, pack Umbrella, Waterproof jacket, Breathable clothing, Sunscreen (SPF 30+), Sun hat. With average highs of 25°C (78°F) and 11 rainy days, these essentials will keep you comfortable.
Data Source
Climate data derived from ERA5 reanalysis (ECMWF), averaged over 2016–2025. Sea surface temperature from marine reanalysis data. Climate scores and seasonal estimates are computed by WorldStats.
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