What’s the climate like in Delaware?
The current climate of Delaware features average monthly temperatures ranging from highs of 28°C during the day to lows of 1°C. The average yearly temperature is around 15°C. At night, temperatures in the colder months average around -8°C and in the warmer months around 16°C.
The highest temperature recorded in Delaware in recent years was 34°C in August 2022. The lowest daytime temperature recorded was -15°C in December 2022.
On average, Delaware gets 1684 mm of precipitation each year. Of this, about 229 cm is snowfall. For comparison, London gets 701 mm of precipitation each year.
Best time to visit Delaware?
The best time to visit Delaware for pleasant to warm weather is May through October. There might be some rain during this period, but the temperatures are just right for exploring Delaware.
Climate Table of Delaware
The climate table of Delaware shows the average temperatures, precipitation, snow, and UV index per month. The table gives an overview of the average day and night temperatures in degrees Celsius, the total amount of precipitation in millimetres, the total snowfall in centimetres, and the UV index for each month. Precipitation 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) | 1 | 3 | 6 | 14 | 20 | 25 | 28 | 26 | 23 | 17 | 9 | 3 |
| Temp. min (°C) | -8 | -7 | -4 | 3 | 9 | 13 | 17 | 16 | 12 | 7 | 0 | -4 |
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| Precipitation (mm) | 99 | 100 | 108 | 143 | 166 | 134 | 202 | 172 | 142 | 190 | 109 | 119 |
| Snow (cm) | 50 | 68 | 52 | 4,2 | 0,2 | 0 | 0 | 0 | 0 | 0,2 | 8,5 | 45 |
| UV Index | 1 | 2 | 5 | 3 | 5 | 6 | 6 | 5 | 4 | 3 | 2 | 1 |
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: 15°C
- Highest temperature: 28°C in July
- Lowest temperature: 1°C in January
- Precipitation*: 1684 mm per year, averaging 140 mm per month
- Snowfall: 229 cm per year
- Driest months: 99 mm in January, 100 mm in February and 108 mm in March
- Wettest months: 202 mm in July, 190 mm in October and 172 mm in August
*Precipitation is measured as a combination of rain, snow, and hail
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Table of Contents
Average Temperature per Month in Delaware
This graph shows the average maximum temperatures per month in Delaware, New York. 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 precipitation Delaware, New York, gets on average per month. Precipitation 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 precipitation is measured in millimetres and the average is calculated based on the recorded precipitation per month from past years.
Average Snowfall per Month in Delaware
This graph shows how much snow Delaware, New York, gets on average per month. The amount of snowfall is measured in centimetres 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, New York. 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, New York. 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, New York, over the past few years. The total yearly precipitation, measured in millimetres, 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, New York, over the past few years. The total yearly snowfall, measured in centimetres, 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.
