What’s the climate like in Delaware?
The current climate in Delaware features temperatures ranging from a high of 31°C to a low of 7°C throughout the year. The average yearly temperature is around 20°C. At night, temperatures in the colder months average around -2°C and in the warmer months around 22°C.
The highest temperature recorded in Delaware in recent years was 37°C in July 2016. The lowest daytime temperature recorded was -10°C in January 2014.
On average, Delaware gets 1165 mm of precipitation each year. Of this, about 15 cm is snowfall. For comparison, New York gets 1142 mm of precipitation each year.
The climate in Delaware is based on weather data from . Other places, like New York City, Miami or Los Angeles, might have different weather. You can check out all destinations in Delaware to get the full picture of the climate.
Best time to visit Delaware?
The best time to visit Delaware for sunny weather is April through June and August through October. During this period, you'll have nice temperatures and not too much rain, making it a great time to visit Delaware. In the other months of the year, there's too much rain or the temperature isn't ideal for a visit if you want sunny and pleasant weather.
Climate Table of Delaware
The climate table of Delaware shows the average temperatures, rainfall, snow, and UV index per month. The table provides an overview of the average day and night temperatures in degrees Celsius, the total amount of rainfall in millimeters, the total snowfall in centimeters, and the UV index for each month. Rainfall is always measured as water, even if it's snow or hail.
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
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| Temp. max (°C) | 7 | 8 | 13 | 19 | 23 | 28 | 31 | 30 | 26 | 21 | 15 | 10 |
| Temp. min (°C) | -1 | -1 | 3 | 8 | 14 | 19 | 22 | 21 | 18 | 12 | 5 | 2 |
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| Precipitation (mm) | 69 | 95 | 85 | 86 | 93 | 93 | 131 | 107 | 117 | 91 | 69 | 129 |
| Snow (cm) | 8,3 | 3,6 | 2,0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1,0 |
| UV Index | 2 | 4 | 5 | 6 | 6 | 7 | 7 | 5 | 5 | 3 | 3 | 3 |
Click on the month name to see more weather details, like daily averages, temperatures, and precipitation for the past years in that month.
- Average yearly temperature: 20°C
- Highest temperature: 31°C in July
- Lowest temperature: 7°C in January
- Precipitation*: 1165 mm per year, averaging 97 mm per month
- Snowfall: 15 cm per year
- Driest months: 69 mm in January, November and 85 mm in March
- Wettest months: 131 mm in July, 129 mm in December and 117 mm in September
*Precipitation is measured as a combination of rain, snow, and hail
Table of Contents
Average Temperature per Month in Delaware
This graph shows the average maximum temperatures per month in Delaware, United States. The temperatures are shown in degrees Celsius and the average is calculated based on the recorded temperatures per month from past years.
Average Precipitation per Month in Delaware
This graph shows how much rainfall Delaware, United States, gets on average per month. Rainfall is always measured as water, even if it's snow or hail. This makes it easy to compare how much has fallen, regardless of the form of precipitation. The amount of rainfall is measured in millimeters, and the average is calculated based on the recorded rainfall per month from past years.
Average Snowfall per Month in Delaware
This graph shows how much snow Delaware, United States, gets on average per month. The amount of snowfall is measured in centimeters and the average is calculated based on the recorded snowfall per month from past years.
Average UV Index per Month in Delaware
This graph shows the average UV index per month in Delaware, United States. The UV index indicates the intensity of ultraviolet radiation and ranges from 0 to a maximum of 11.
Yearly Temperature in Delaware
This graph shows the average yearly temperature in Delaware, United States. The yearly temperature, expressed in degrees Celsius, is the average of all twelve monthly temperatures summed up for that year.
Total Yearly Precipitation in Delaware
This chart shows the total yearly precipitation in Delaware, United States, over the past few years. The total yearly precipitation, measured in millimeters, is the sum of all the rain that fell in the twelve months of that year.
Total Yearly Snowfall in Delaware
This chart shows the total yearly snowfall in Delaware, United States, over the past few years. The total yearly snowfall, measured in centimeters, is the sum of all the snow that fell in the twelve months of that year.
Weather experiences in Delaware
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Average Weather in Delaware by Month
Click on a month below to see detailed weather info for Delaware. Based on historical weather data, you can see the average temperature, precipitation, wind, and UV index for each day of the month.
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