Average March Weather in Delaware

Typical temperatures, precipitation, snowfall, humidity and sunshine during March at cities and towns throughout Delaware are listed below.

Temperatures in Delaware for March

This table gives the averages in degrees Fahrenheit and Celsius for maximum and minimum monthly temperatures. These normal temperatures are based on weather data collected from 1991 to 2020 for the US National Centers for Environmental Information.

Average March temperatures

High °F	Low °F	Place	High °C	Low °C
55	35	Dover	13	2
55	36	Georgetown	13	2
54	33	Greenwood	12	0
55	38	Lewes	13	3
54	33	Newark	12	0
53	34	Wilmington	11	1

Precipitation in Delaware for March

Here are the March averages for rainfall plus snowfall in Delaware. Each place has a total for how many days of wet weather it usually gets this month and for the normal amount of precipitation, based on the weather during 1991 to 2020. The calculation of days only includes those when precipitation totalled 0.01 inches (0.25 millimetres) or more.

Average precipitation in March

Days	Place	Inches	Milli­metres
10	Dover	4.2	107
11	Georgetown	3.9	98
11	Greenwood	4.0	102
11	Lewes	4.2	107
11	Newark	4.3	108
11	Wilmington	4.2	106

Snowfall in Delaware for March

Listed here are the totals for amount of snow and how many days it snows at least 0.1 inches (0.25 centimetres) in Delaware. The numbers are this month's averages of snowfall measurements made during 1991 to 2020.

Average total snowfall in March

Days	Place	Inches	Centi­metres
0.4	Dover	0.6	1.5
0.6	Greenwood	1.6	4.1
0.4	Lewes	1.0	2.5
1.7	Wilmington	3.1	7.9

Sunshine in Delaware for March

In the table below, the average number of Sunny Days in Delaware is the total days this month when the sky is mostly clear. This includes the days when cloud covers up to 30% of the sky during daylight hours.

Partly Sunny Days have cloud covering from 40% to 70% of the sky during the daytime. The rest of the days during March are mainly overcast, with at least 80% cloud cover. Total Days With Sun is a sum of the Sunny plus Partly Sunny days. These numbers are averages of most the years the weather station has operated.

Days of sunshine in March

City	Sunny	Partly Sunny	Total Days With Sun
Wilmington	8	8	16

Humidity in Delaware

In the table below, the Daily number is the average of relative humidity readings taken every three hours throughout the day. Morning percentages are for 7 am and Afternoon levels are for 4 pm local standard time. All the humidity numbers are averages for the years 1961 to 1990.

Average March humidity (%)

Daily	City	Morning	Afternoon
63	Wilmington	73	50