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Climate in Cloverly · NOAA 1991–2020 normals

Cloverly’s winters are milder and less snowy than most of the U.S.

A typical July afternoon reaches 86°, a January night drops to 25°, and about 16 inches of snow falls in a normal winter.

Milder January nights than 63% of U.S. towns#143Mildest winters  of 216 in MD
Less snow than 58% of U.S. towns#55Least snow  of 214 in MD
All MD rankings →

A year in Cloverly at a glance

Each month’s typical high and low, and what it brings.

Jan42°25° 6" snow
Feb45°27° 5" snow
Mar54°33°
Apr65°43° Last frost ~Apr 10
May74°53° 1 day 90°+
Jun82°62° 6 days 90°+
Jul86°67° 12 days 90°+Wettest
Aug84°65° 8 days 90°+
Sep78°58° 3 days 90°+
Oct67°46°
Nov now56°37° First frost ~Nov 1
Dec46°29°

What stands out about Cloverly’s climate

Compared with towns across the U.S., with Cloverly’s place in Maryland beside it.

A normal year

What a year in Cloverly feels like

Typical highs and lows by season and by month, from NOAA’s 30-year normals.

Winter
44° / 27°
5 days with 1"+ of snow
Spring
64° / 43°
Last frost around Apr 10
Summer
84° / 64°
30 days reach 90°
Fall
67° / 47°
First frost around Nov 1
Best months to be outsideAprMayJunSepOctHighs of 62–84° and lows of 40° or more
Frost, heat & the growing season

About 202 frost-free days a year

In half of years the last 32° night comes by April 10 and the first by November 1. Frost and day counts come from NOAA’s station at Beltsville, MD, 6 miles from the town’s center, 290 ft lower.

95
nights at or below 32° in a normal year
132nd fewest of 216 in Maryland
Fewer freezing nights than 63% of U.S. towns
<1
nights at or below 0°
47th fewest of 216 in Maryland
Fewer nights at or below 0° than 69% of U.S. towns
30
days that reach 90°
118th most of 216 in Maryland
More 90° days than 63% of U.S. towns
<1
days that reach 100°
106th most of 216 in Maryland
More 100° days than 62% of U.S. towns
7bUSDA zone
Plant hardiness zone 7b

The 2023 USDA map puts Cloverly’s center in zone 7b: the coldest night of a typical winter, averaged over 1991–2020, reaches about 6°. Plant labels use the zone; frost dates tell you when to plant.

Freezing nights by month

Average nights at or below 32°

25
JFMAMJJASOND

90° days by month

Average days at 90° or more

12
JFMAMJJASOND
Rain & snow

About 16 inches of snow a winter

Snow, measured at Beltsville, MD, falls mostly in January. Precipitation (rain plus melted snow) adds up to 46 inches a year; July is the wettest month and February the driest. Rain or snow falls on about 116 days a year.

46"
Rain + melted snow a year
64th wettest of 216 in Maryland
Wetter than 64% of U.S. towns
16"
Snow in a normal winter
55th least snowy of 214 in Maryland
Less snow than 58% of U.S. towns
14 days
With 1"+ of snow on the ground
132nd fewest of 204 in Maryland
Fewer days with snow on the ground than 57% of U.S. towns

Rain + melted snow by month

Inches of water

4.6"
JFMAMJJASOND

Snowfall by month

Inches of snow

6"
JFMAMJJASOND
Heating & cooling

Heating and cooling a home in Cloverly

78% of the work is heating. Months averaging under 55° run from November through April.

4,568 heating degree daysLess heating than 65% of U.S. towns
1,269 cooling degree daysMore cooling than 67% of U.S. towns

Degree days add up how far each day’s average falls below (heating) or rises above (cooling) 65° over a year. NOAA normals at Beltsville, MD.

Living here

Living with Cloverly’s climate

What the numbers mean for a garden, a free afternoon and a bad-weather day.

The garden window

202 frost-free days in zone 7b. The last frost comes by Apr 10 in half of years, so many gardeners wait a week or two past that to set out tomatoes. The first fall frost comes by Nov 1.

Get outside

Months with highs of 62–84° and lows of 40° or more: April, May, June, September and October. 26 miles of trails are waiting.

Parks & trails →
Storms and extremes

Of the yearly building losses FEMA expects in Cloverly from natural hazards, river flooding is the largest share (64%); heat waves, cold waves, winter storms and ice storms together are 13%. Normals are averages; the hazards page covers the extremes.

Natural hazards →
Next door

Cloverly and its neighbors

Every town next door is within a degree of Cloverly in January and July, closer than the 5 km grid can tell apart. Tap a town to see its climate.

Glenmont: January low 26°, July high 87°Kemp Mill: January low 26°, July high 87°White Oak: January low 26°, July high 87°Wheaton: January low 26°, July high 87°Calverton: January low 26°, July high 87°Konterra: January low 25°, July high 88°Scaggsville: January low 25°, July high 87°West Laurel: January low 25°, July high 87°Olney: January low 25°, July high 86°Leisure World: January low 25°, July high 87°Rockville: January low 25°, July high 86°North Bethesda: January low 26°, July high 87°Colesville: January low 25°, July high 87°Layhill: January low 25°, July high 87°Fairland: January low 26°, July high 87°Burtonsville: January low 25°, July high 87°Spencerville: January low 25°, July high 86°Ashton-Sandy Spring: January low 25°, July high 87°Aspen Hill: January low 25°, July high 87°Cloverly: January low 25°, July high 86°CloverlyColesvilleLayhillFairlandBurtonsvilleSpencervilleAshton-Sandy SpringAspen Hill
ColderMilder25° to 26°
Ashton-Sandy Spring24.9° about the same
Cloverly25.1°
Burtonsville25.1° about the same
Spencerville25.1° about the same
Layhill25.3° about the same
Aspen Hill25.3° about the same
Colesville25.4° about the same
Fairland25.5° about the same

Climates most like Cloverly’s, farther away

TownRatings’ own comparison of NOAA 1991–2020 normals, not a NOAA product: places of 5,000+ at least 150 miles away, one per state, closest on January low, July high, precipitation and snow.

TownJan. lowJuly highPrecip.Snow
Cloverly, MD25°86°46"16"
Milford, OH23°87°45"16"
Garden City, NY25°85°46"19"
Cynthiana, KY24°87°48"16"
Cave Spring, VA27°87°45"18"

Temperatures and rain come from NOAA’s 5 km grid, so each town gets its own value. Snow and frost-free days come from the nearest weather station, so neighbors often share them.

Then and now

Warmer than it used to be

The last 30 years in Cloverly averaged 1.8° warmer than the 1900s. The biggest change is in December (+2.9°).

+1.8°1991–2020 vs. 1901–2000

A bigger shift than in 76% of U.S. towns.

Winter+2.2°now 36°, was 33°
Spring+1.5°now 54°, was 52°
Summer+1.7°now 74°, was 73°
Fall+1.5°now 57°, was 55°

Change by month

JanFebMarAprMayJunJulAugSepOctNovDec

The two periods overlap (1991–2000 is in both), which makes the gap a little smaller than it would be between separate periods.

Compared with other towns

How Cloverly compares

Against 12,954 U.S. towns of 2,500 or more (one per 5 km climate cell), with Cloverly’s place among Maryland’s.

Summer heat86° July high
Hotter July afternoons than 58% of U.S. towns191st hottest of 216 in Maryland
Winter cold25° January low
Milder January nights than 63% of U.S. towns143rd mildest of 216 in Maryland
Precipitation46" a year
Wetter than 64% of U.S. towns64th wettest of 216 in Maryland
Snow16" a winter
Less snow than 58% of U.S. towns55th least snowy of 214 in Maryland
Hot days30 days at 90°+
More 90° days than 63% of U.S. towns118th most of 216 in Maryland
Freezing nights95 a year
Fewer freezing nights than 63% of U.S. towns132nd fewest of 216 in Maryland
Growing season202 frost-free days
A longer frost-free season than 68% of U.S. towns130th longest of 216 in Maryland
Month by month

Cloverly weather by month

Highs, lows and precipitation from NOAA’s grid at Cloverly’s center; snow, wet days and snow on the ground from Beltsville, MD. 1991–2020 normals.

MonthHighLowRain + meltSnowWet daysSnow on ground30-yr range
January42°25°3.1"5.7"10525° – 41°
February45°27°2.7"5.0"9626° – 44°
March54°33°3.9"2.5"10238° – 53°
April65°43°3.5"0.1"11051° – 60°
May74°53°4.4"0.0"11059° – 70°
June82°62°4.4"0.0"10068° – 76°
July86°67°4.6"0.0"10071° – 80°
August84°65°4.0"0.0"9070° – 78°
September78°58°4.4"0.0"9065° – 72°
October67°46°4.0"0.0"9053° – 63°
November56°37°3.3"0.2"8040° – 51°
December46°29°3.8"2.3"10228° – 48°
Year65°45°45.9"15.8"11614
Year to year

How much a month can swing

A normal is an average. December swings the most: from 1991 to 2020 its average ranged from 28° to 48°. September is the most reliable, staying within 7°.

Coldest to warmest month in 30 yearsNormal
Sources

Where Cloverly’s numbers come from

Normals are 30-year averages, not a forecast. How TownRatings reads climate data →

  • Temperatures and precipitation: NOAA’s gridded 1991–2020 normals for the 5 km cell at Cloverly’s center.
  • Snow: Beltsville, MD.
  • Frost, freezing nights, 90° and 100° days, heating and cooling: Beltsville, MD, 6 miles from the town’s center, 290 ft lower; the nearest station that passes our checks for distance, height and agreement with the grid.
  • Growing zone: USDA Plant Hardiness Zone Map, 2023. USDA Agricultural Research Service and PRISM Group, Oregon State University, prism.oregonstate.edu/phzm, accessed 8 Oct 2026.
  • Then and now: NOAA’s gridded normals for 1901–2000 at the same cell.
  • Storms and extremes: FEMA National Risk Index (expected annual losses to buildings).

Common questions about Cloverly’s climate

What is the weather like in Cloverly?

A typical July afternoon reaches 86°, a January night drops to 25°, and about 16 inches of snow falls in a normal winter. Milder January nights than 63% of U.S. towns; hotter July afternoons than 58% of U.S. towns.

How cold does it get in Cloverly in winter?

January nights average 25°. About 95 nights a year reach 32° or below. In the coldest January of the last 30 years the month averaged 25°.

How much snow does Cloverly get?

About 16 inches in a normal winter at Beltsville, MD, most of it in January, with snow on the ground about 14 days a year.

How hot does it get in Cloverly?

July, with a typical high of 86° and a low of 67°. About 30 days a year reach 90° (Beltsville, MD).

When is the first and last frost in Cloverly?

In half of years the last spring frost (32°) comes by April 10 and the first fall frost by November 1, about 202 frost-free days, at Beltsville, MD.

What growing zone is Cloverly in?

Zone 7b on the 2023 USDA Plant Hardiness Zone Map: the coldest night of a typical winter reaches about 6°.

What is the best time of year to visit Cloverly?

By one simple rule (highs of 62–84° and lows of 40° or more), April, May, June, September and October. The rule is ours, not NOAA’s; the month table has the numbers to judge by.

Is Cloverly getting warmer?

Yes: 1991–2020 averaged 1.8° warmer than 1901–2000 on NOAA’s grid. A bigger shift than 76% of U.S. towns.

Neighbors talk weather

Gardens, snow, and the best days of the year in Cloverly.

Town Square →
Ask your neighbors

Source: NOAA NCEI U.S. Climate Normals, 1991–2020 and 1901–2000; USDA/PRISM 2023 hardiness zones; FEMA National Risk Index. Today’s forecast: National Weather Service.