Climate · Dagsboro

Dagsboro, DE climate

Dagsboro has mild winters and warm summers. A typical July afternoon reaches 87°, a January night drops to 29°, and about 8 inches of snow falls in a normal winter.

NOAA 1991-2020 climate normals Updated once a decade
July high
87°
21st coolest of 79 Delaware towns
January low
29°
5th mildest of 79 Delaware towns
Rain + melted snow
46 in
20th wettest of 79 Delaware towns
Snow a winter
8 in
6th least snowy of 79 Delaware towns
A normal year

What a year in Dagsboro feels like

Winter

47° / 31°
Typical high / low · 3 days with an inch or more of snow

Spring

64° / 45°
Typical high / low · Last frost around Apr 4

Summer

84° / 67°
Typical high / low · 31 days reach 90° in a normal year

Fall

69° / 51°
Typical high / low · First frost around Nov 6
Best months to be outsideAprMayJunSepOctHighs of 62–84° and lows of 40° or more
Month by month

Dagsboro weather by month

Average highs, lows, rain and snow for every month, from NOAA’s 1991–2020 normals.

MonthHighLowRain + meltSnowWet daysSnow on ground30-yr range
January45°29°3.5" 2.5"112 31° – 44°
February47°30°3.0" 3.4"101 28° – 45°
March54°36°4.2" 1.0"121 40° – 53°
April64°45°3.4" 0.2"110 51° – 60°
May73°55°3.6" 0120 58° – 70°
June82°64°3.7" 0110 68° – 78°
July87°69°4.6" 0100 73° – 82°
August85°68°4.8" 090 73° – 80°
September79°62°4.2" 090 67° – 76°
October69°51°4.2" 090 55° – 66°
November58°41°3.3" 090 43° – 54°
December50°33°3.9" 0.9"111 33° – 53°
Year66°49°46.4"8.0"1224

“Wet days” have at least 0.01" of rain or melted snow. “Snow on ground” counts days with 1" or more. The 30-year range is the coldest and warmest that month’s average temperature got between 1991 and 2020.

Rain & snow

Rain and snow in Dagsboro

Dagsboro gets 46 inches of rain and melted snow a year. August is the wettest month and February the driest. Rain or snow falls on about 122 days a year.

46 in
Rain + melted snow a year
More rain than 75% of U.S. towns
8 in
Snow in a normal winter
Less snow than 75% of U.S. towns
4 days
With 1"+ of snow on the ground
Fewer than 73% of U.S. towns

Rain + melted snow by month

Inches of water
4.8"

Snowfall by month

Inches of snow
3.4"
Frost & the growing season

About 217 frost-free days a year

In half of years the last 32° night comes by April 4 and the first one by November 6. That leaves about 217 frost-free days for gardens, longer than 81% of U.S. towns.

83
nights at or below 32° in a normal year
<1
nights below 0° in a normal year
31
days that reach 90° in a normal year

Freezing nights by month

Average nights at or below 32°

90° days by month

Average days at 90° or more
Heating & cooling

Heating and cooling a home in Dagsboro

Engineers use “degree days” to estimate how hard a furnace or air conditioner works. In Dagsboro, 74% of that work is heating and 26% is cooling.

74%heating
4,070 heating degree daysLess heating than 78% of U.S. towns
1,396 cooling degree daysMore cooling than 76% of U.S. towns

Degree days measure how far each day’s average temperature falls below or rises above 65°, added up over a year. Source: NOAA station normals.

Compared with other towns

How Dagsboro compares

Summer heat87° July high
Hotter than 63% of U.S. towns21st coolest of 79 Delaware towns
Winter cold29° January low
Milder than 80% of U.S. towns5th mildest of 79 Delaware towns
Precipitation46" a year
Wetter than 75% of U.S. towns20th wettest of 79 Delaware towns
Snow8" a winter
Less snow than 75% of U.S. towns6th least snowy of 79 Delaware towns
Growing season217 frost-free days
Longer than 81% of U.S. towns10th longest of 79 Delaware towns

Compared with every U.S. town and city on TownTapestry, each counted once.

Then and now

Warmer than it used to be

+2.0°1991–2020 average vs. the 20th century (1901–2000)

The last 30 years in Dagsboro averaged 2.0° warmer than the 1900s. The biggest change is in December (+3.1°). The shift is larger than in 93% of U.S. towns.

❄️ Winter+2.5° now 39°, was 37°
🌷 Spring+1.8° now 54°, was 53°
☀️ Summer+2.0° now 76°, was 74°
🍂 Fall+1.7° now 60°, was 58°

Change by month1991–2020 average minus 1901–2000 average, at Dagsboro’s spot on NOAA’s grid

Year to year

How much a month can swing

A normal is an average, and real years wander around it. December swings the most: between 1991 and 2020 its average temperature ranged from 33° to 53°. August is the most reliable, staying within 7°.

Coldest to warmest month in 30 yearsNormal
Questions

Common questions about Dagsboro’s climate

What is the coldest month in Dagsboro?

January, with a typical high of 45° and a low of 29°.

What is the hottest month in Dagsboro?

July, with a typical high of 87° and a low of 69°. About 31 days a year reach 90°.

How much snow does Dagsboro get?

About 8 inches in a normal winter, most of it in February.

When is the first frost in Dagsboro?

In half of years the first 32° night comes by November 6, and the last spring frost by April 4.

What is the rainiest month in Dagsboro?

August, with 4.8 inches of rain and melted snow. The year totals 46 inches.

Temperatures and rainfall come from NOAA’s gridded climate normals for Dagsboro itself (about a 3-mile square). Snow, frost dates and day counts come from NOAA’s weather station at Salisbury Wicomico Rgnl Airport, MD (20 mi, snow) and Georgetown Sussex Co Airport, DE (12 mi, frost, heat and degree days). Normals are 30-year averages, not a forecast. Source: NOAA NCEI U.S. Climate Normals, 1991–2020 and 1901–2000.

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