Climate · Cottage

Cottage, MD climate

Cottage has chilly winters and warm summers. A typical July afternoon reaches 88°, a January night drops to 26°, and about 6 inches of snow falls in a normal winter.

NOAA 1991-2020 climate normals Updated once a decade
July high
88°
58th hottest of 536 Maryland towns
January low
26°
189th mildest of 536 Maryland towns
Rain + melted snow
45 in
168th driest of 536 Maryland towns
Snow a winter
6 in
29th least snowy of 508 Maryland towns
A normal year

What a year in Cottage feels like

Winter

46° / 28°
Typical high / low · 3 days with an inch or more of snow

Spring

66° / 44°
Typical high / low · Last frost around Apr 9

Summer

86° / 66°
Typical high / low · 44 days reach 90° in a normal year

Fall

69° / 48°
Typical high / low · First frost around Oct 31
Best months to be outsideAprMaySepOctHighs of 62–84° and lows of 40° or more
Month by month

Cottage 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
January44°26°2.9" 2.9"102 27° – 42°
February47°28°2.6" 1.4"92 27° – 45°
March55°35°3.8" 0.7"121 39° – 55°
April67°45°3.4" 0110 52° – 61°
May76°54°4.2" 0120 60° – 71°
June84°63°4.3" 0100 70° – 78°
July88°68°4.5" 0100 73° – 82°
August86°67°3.9" 0100 72° – 80°
September80°60°4.3" 0100 66° – 74°
October69°48°3.9" 090 54° – 65°
November57°37°3.1" 090 41° – 52°
December48°30°3.7" 0.8"111 30° – 50°
Year67°47°44.6"5.8"1236

“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 Cottage

Cottage gets 45 inches of rain and melted snow a year. July is the wettest month and February the driest. Rain or snow falls on about 123 days a year. Snow covers the ground about 6 days of the year.

45 in
Rain + melted snow a year
More rain than 67% of U.S. towns
6 in
Snow in a normal winter
Less snow than 78% of U.S. towns
6 days
With 1"+ of snow on the ground
Fewer than 72% of U.S. towns

Rain + melted snow by month

Inches of water
4.5"

Snowfall by month

Inches of snow
2.9"
Frost & the growing season

About 202 frost-free days a year

In half of years the last 32° night comes by April 9 and the first one by October 31. That leaves about 202 frost-free days for gardens, longer than 73% of U.S. towns.

96
nights at or below 32° in a normal year
0
nights below 0° in a normal year
44
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 Cottage

Engineers use “degree days” to estimate how hard a furnace or air conditioner works. In Cottage, 77% of that work is heating and 23% is cooling.

77%heating
4,506 heating degree daysLess heating than 74% of U.S. towns
1,338 cooling degree daysMore cooling than 74% 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.

Around Cottage

Cottage and its neighbors

Cottage borders 5 towns with climate data. January nights across them vary by 0.3°. Hyattsville has the coldest January nights (26°) and Colmar Manor the hottest July afternoons (88°). Cottage’s January low is 26° and its July high 88°.

Chillum: January low 26°, July high 88°Adelphi: January low 26°, July high 88°Edmonston: January low 26°, July high 88°University Park: January low 26°, July high 88°Riverdale Park: January low 26°, July high 88°North Brentwood: January low 26°, July high 88°East Riverdale: January low 26°, July high 88°Cheverly: January low 26°, July high 88°Colmar Manor: January low 26°, July high 88°Hyattsville: January low 26°, July high 88°Brentwood: January low 26°, July high 88°Bladensburg: January low 26°, July high 88°Mount Rainier: January low 26°, July high 88°Cottage City: January low 26°, July high 88° Cottage CityColmar ManorHyattsvilleBrentwoodBladensburgMount Rainier
ColderMilder26° to 26°
Hyattsville26.0° −0.1°
Cottage City26.1°
Colmar Manor26.1° same
Brentwood26.1° same
Bladensburg26.1° same
Mount Rainier26.3° +0.2°

Temperatures and rain come from NOAA’s 5 km grid, so each town gets its own value.

Compared with other towns

How Cottage compares

Summer heat88° July high
Hotter than 73% of U.S. towns58th hottest of 536 Maryland towns
Winter cold26° January low
Milder than 76% of U.S. towns189th mildest of 536 Maryland towns
Precipitation45" a year
Wetter than 67% of U.S. towns168th driest of 536 Maryland towns
Snow6" a winter
Less snow than 78% of U.S. towns29th least snowy of 508 Maryland towns
Growing season202 frost-free days
Longer than 73% of U.S. towns253rd longest of 536 Maryland towns

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

Then and now

Warmer than it used to be

+1.7°1991–2020 average vs. the 20th century (1901–2000)

The last 30 years in Cottage averaged 1.7° warmer than the 1900s. The biggest change is in December (+2.8°). The shift is larger than in 80% of U.S. towns.

❄️ Winter+2.1° now 37°, was 35°
🌷 Spring+1.3° now 55°, was 54°
☀️ Summer+1.9° now 76°, was 74°
🍂 Fall+1.4° now 58°, was 57°

Change by month1991–2020 average minus 1901–2000 average, at Cottage’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 30° to 50°. September is the most reliable, staying within 7°.

Coldest to warmest month in 30 yearsNormal
Questions

Common questions about Cottage’s climate

What is the coldest month in Cottage?

January, with a typical high of 44° and a low of 26°.

What is the hottest month in Cottage?

July, with a typical high of 88° and a low of 68°. About 44 days a year reach 90°.

How much snow does Cottage get?

About 6 inches in a normal winter, most of it in January.

When is the first frost in Cottage?

In half of years the first 32° night comes by October 31, and the last spring frost by April 9.

What is the rainiest month in Cottage?

July, with 4.5 inches of rain and melted snow. The year totals 45 inches.

Temperatures and rainfall come from NOAA’s gridded climate normals for Cottage itself (about a 3-mile square). Snow, frost dates and day counts come from NOAA’s weather station at Dalecarlia Rsvr, MD (9 mi) away. Normals are 30-year averages, not a forecast. Source: NOAA NCEI U.S. Climate Normals, 1991–2020 and 1901–2000.

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