Climate and monthly weather forecastDeale, MD
Climate and monthly weather forecast
The climate of Deale
Recognized by the Köppen climate classification as Cfa, Deale, Maryland in the USA experiences a humid subtropical climate, with no significant dry season observed. This characteristic climate embraces considerable variations in temperature, precipitation, and other weather parameters across the year.In Deale, the climate traverses between a lowest average temperature of 30°F (-1.1°C) in January to a peak of 84.7°F (29.3°C) in July, signifying a rapid transition from colder to warmer months. These variations in temperature reflect the seasonal cycles witnessed throughout the year. Moreover, the region maintains a stable average humidity level of around 72% to 78%. This constant humidity level indicates substantial atmospheric moisture, essential for cloud formation and precipitation.
In terms of rainfall, Deale encounters a moderate distribution throughout the year with peak levels observed in August, registering a high of 1.93" (49mm). The total annual rainfall is comparatively lower during the winter months, with the least amount of 0.51" (13mm) happening in January. The township also experiences occasional snowfall during the winter season with a maximum of 0.55" (14mm) in January and a small occurrence in November.
The best time to visit Deale
Considering the climate patterns in Deale, the best time for tourists to visit this beautiful township would be between May and September. During this period, the temperatures are agreeably warm ranging from 62.6°F (17°C) to 82.9°F (28.3°C), making it ideal for outdoor activities and sightseeing. Humidity levels are relatively high during these months, but it serves to maintain the lush greenery and enhances the overall aesthetic appeal.The worst time to visit Deale
In contrast, the period from November to March in Deale is characterized by lower temperatures that reach down to 30°F (-1.1°C) to 43.7°F (6.5°C), making outdoor activities less pleasurable. These months also see the maximum snowfall, particularly in January, reducing visibility and adding layers of cold to the already chilly air. As such, these are potentially the least favorable months for travelers.Spring weather in Deale
The advent of Spring in Deale brings milder temperatures and the freshness of blooming nature. Ranging from 38.8°F (3.8°C) in March to a warmer 57.9°F (14.4°C) by the end of May, Spring manifests clear skies and increased daylight. Although rainfall gradually increases from March through May, reaching up to 1.06" (27mm), it does not hamper outdoor activities significantly.Summer weather in Deale
Summertime in Deale, stretching from June to August, is the hottest period with temperatures reaching highs of 84.7°F (29.3°C) in July. It is also the period with most extended daylight hours, reaching 14.9 hours in June. This period experiences the highest rainfall too, with August receiving a record 1.93" (49mm). However, this rainfall does not adhere to a daily pattern, ensuring plenty of sunshine and warm weather for outdoor fun.Autumn weather in Deale
As Autumn unfolds in Deale, the weather turns temperate and comfortable. With temperatures decreasing gradually between 64.9°F (18.3°C) and 54.5°F (12.5°C) from September to November, this is an ideal season for individuals seeking mild weather. Rainfall also decreases noticeably during this period to its yearly lows in November.Winter weather in Deale
Winter in Deale brings down the temperatures progressively, beginning from 43.2°F (6.2°C) in December to a chilly 30°F (-1.1°C) in January. It is during this time when the town experiences the least amount of rainfall along with maximum snowfall. Despite the cold conditions, the town's scenic beauty combined with the winter season brings with it a unique charm, appealing to cold weather enthusiasts.Weather in January
As the starting month of the year, January brings cold conditions to Deale, Maryland. With only 9.8 hours of daylight and maximum and minimum temperatures of 40.5°F (4.7°C) and 30°F (-1.1°C) respectively, the days are cold and short. Weather in January »Weather in February
The weather in February continues the chilly trend from January. The temperatures fluctuate slightly from the previous month, and the days gradually start to grow longer. An increase in rainfall to 0.55" (14mm) is reported, along with reduced snowfall. Weather in February »Weather in March
The transition from winter to spring begins in earnest in March. Increasing temperatures, longer daylight hours, and a notable uptick in rainfall to 0.75" (19mm) characterize the month. As the snowfall becomes a thing of the past, Deale citizens enjoy the emerging signs of spring. Weather in March »Weather in April
April announces the arrival of Spring in full bloom in Deale. The temperatures continue to climb, and the town receives the highest amount of rainfall, 0.83" (21mm), for the first half of the year. Nature lovers can witness the verdant growth stimulated by the abundant rains. Weather in April »Weather in May
May presents the perfect spring conditions in Deale, Maryland. The increasing temperatures and lengthening days create an ideal environment for outdoor activities. The humidity level rises, and the pressure begins to drop, rendering a unique climate. Weather in May »Weather in June
June marks the onset of summer with the highest average daily hours of sunlight, 14.9 hours. Temperatures escalate, almost touching an average high of 79.7°F (26.5°C), while rainfall reaches its yearly peak at 1.54" (39mm). Be prepared for frequent summer showers in the midst of warm, sunny days. Weather in June »Weather in July
July is the warmest month in Deale, boasting an average high temperature of 84.7°F (29.3°C). The rainfall drops slightly from June, but relative humidity remains on the higher side, contributing to the muggy summer feel. Despite the high temperatures, a lower average wind speed makes the heat more bearable. Weather in July »Weather in August
August continues the summer trends with high temperatures, albeit slightly lower than in July. Rainfall takes a jump to reach its annual peak at 1.93" (49mm). Despite the persistent humidity, the increased rainfall offers occasional respite from the heat. Weather in August »Weather in September
September brings a gradual transition from summer to fall. Noticeable decreases in temperature, daylight, and humidity levels mark the alteration of seasons. Light showers persist from summer and help to put down the dust and cool the air. Weather in September »Weather in October
October announces the full arrival of fall with a drop in temperatures and shorter days. The rainfall level reduces to 0.98" (25mm) while the relative humidity remains fairly constant. Occasional gusts of wind rustle multicolored leaves, adding to the ambience of autumn. Weather in October »Weather in November
November witnesses a rapid temperature drop, preparing Deale for winter. The city experiences the first signs of snowfall, a mere 0.04" (1mm). The days become significantly shorter, paving the way for long, cold nights. With decreased rainfall and increased wind speed, November truly heralds the onset of the cold season. The arrival of November corresponds with a shift in temperature, down from an enjoyable 66°F (18.9°C) in October to a fresh 54.5°F (12.5°C). Weather in November »Weather in December
December in Deale caps off the year with winter in full swing. With an average low temperature of 36.5°F (2.5°C), light snowfall, and a short duration of daylight, the month is unmistakably wintry. While rainfall levels decrease, the cool, dry air and steady wind maintain the typical winter feel. Weather in December »Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature
Deale, MD
The warmest month (with the highest average high temperature) is July (84.7°F).
The month with the lowest average high temperature is January (40.5°F).
The month with the highest average low temperature is July (71.2°F).
The coldest month (with the lowest average low temperature) is January (30°F).
Average pressure
Deale, MD
- Average pressure in January:
30.1"Hg - Average pressure in February:
30.07"Hg - Average pressure in March:
30.08"Hg - Average pressure in April:
29.99"Hg - Average pressure in May:
30.01"Hg - Average pressure in June:
29.94"Hg
- Average pressure in July:
29.96"Hg - Average pressure in August:
29.99"Hg - Average pressure in September:
30.05"Hg - Average pressure in October:
30.03"Hg - Average pressure in November:
30.13"Hg - Average pressure in December:
30.11"Hg
The month with the highest atmospheric pressure is November (30.13"Hg).
The month with the lowest atmospheric pressure is June (29.94"Hg).
Average wind speed
Deale, MD
- Average wind speed in January:
9.7mph - Average wind speed in February:
9.6mph - Average wind speed in March:
9.8mph - Average wind speed in April:
9.4mph - Average wind speed in May:
7.8mph - Average wind speed in June:
7.3mph
- Average wind speed in July:
6.4mph - Average wind speed in August:
6.5mph - Average wind speed in September:
7.5mph - Average wind speed in October:
8.8mph - Average wind speed in November:
8.9mph - Average wind speed in December:
8.9mph
The windiest month (with the highest average wind speed) is March (9.8mph).
The calmest month (with the lowest average wind speed) is July (6.4mph).
Average humidity
Deale, MD
The month with the highest relative humidity is May (78%).
The months with the lowest relative humidity are January and November (72%).
Average rainfall
Deale, MD
- Average rainfall in January:
0.51" - Average rainfall in February:
0.55" - Average rainfall in March:
0.75" - Average rainfall in April:
0.83" - Average rainfall in May:
1.06" - Average rainfall in June:
1.54"
- Average rainfall in July:
1.65" - Average rainfall in August:
1.93" - Average rainfall in September:
0.83" - Average rainfall in October:
0.98" - Average rainfall in November:
0.55" - Average rainfall in December:
0.67"
The wettest month (with the highest rainfall) is August (1.93").
The driest month (with the least rainfall) is January (0.51").
Average rainfall days
Deale, MD
- Average rainfall days in January:
6.4 days - Average rainfall days in February:
7.7 days - Average rainfall days in March:
10.4 days - Average rainfall days in April:
11.9 days - Average rainfall days in May:
14.4 days - Average rainfall days in June:
12.6 days
- Average rainfall days in July:
15.3 days - Average rainfall days in August:
15.6 days - Average rainfall days in September:
10.9 days - Average rainfall days in October:
8.6 days - Average rainfall days in November:
5.9 days - Average rainfall days in December:
7.5 days
The month with the highest number of rainy days is August (15.6 days).
The month with the least rainy days is November (5.9 days).
Average snowfall
Deale, MD
The month with the highest snowfall is January (0.55").
The months with the least snowfall are April, May, June, July, August, September and October (0").
Average snowfall days
Deale, MD
- Average snowfall days in January:
2.6 days - Average snowfall days in February:
2.3 days - Average snowfall days in March:
1.4 days - Average snowfall days in April:
0 days - Average snowfall days in May:
0 days - Average snowfall days in June:
0 days
- Average snowfall days in July:
0 days - Average snowfall days in August:
0 days - Average snowfall days in September:
0 days - Average snowfall days in October:
0 days - Average snowfall days in November:
0.3 days - Average snowfall days in December:
1.4 days
The month with the highest number of snowfall days is January (2.6 days).
The months with the least snowfall days are April, May, June, July, August, September and October (0 days).
Average sea temperature
Deale, MD
The best month for swimming (with the highest average sea temperature) is August (78°F).
The coldest month (with the lowest average sea temperature) is February (45.9°F).
Average daylight / Average sunshine
Deale, MD
- Average daylight in January:
9h and 48min - Average daylight in February:
10h and 48min - Average daylight in March:
12h and 0min - Average daylight in April:
13h and 12min - Average daylight in May:
14h and 18min - Average daylight in June:
14h and 48min
- Average daylight in July:
14h and 36min - Average daylight in August:
13h and 36min - Average daylight in September:
12h and 24min - Average daylight in October:
11h and 12min - Average daylight in November:
10h and 6min - Average daylight in December:
9h and 30min
The month with the longest days is June (Average daylight: 14h and 48min).
The month with the shortest days is December (Average daylight: 9h and 30min).
- Average sunshine in January:
5h and 18min - Average sunshine in February:
5h and 12min - Average sunshine in March:
7h and 0min - Average sunshine in April:
9h and 0min - Average sunshine in May:
9h and 6min - Average sunshine in June:
10h and 30min
- Average sunshine in July:
10h and 54min - Average sunshine in August:
10h and 30min - Average sunshine in September:
9h and 12min - Average sunshine in October:
5h and 42min - Average sunshine in November:
5h and 54min - Average sunshine in December:
5h and 12min
The month with the most sunshine is July (Average sunshine: 10h and 54min).
The months with the least sunshine are February and December (Average sunshine: 5h and 12min).
Average sunshine days
Deale, MD
- Average sunshine days in January:
21.9 days - Average sunshine days in February:
18.4 days - Average sunshine days in March:
17.9 days - Average sunshine days in April:
16.2 days - Average sunshine days in May:
13.6 days - Average sunshine days in June:
14.2 days
- Average sunshine days in July:
12.8 days - Average sunshine days in August:
12.5 days - Average sunshine days in September:
16.2 days - Average sunshine days in October:
20.3 days - Average sunshine days in November:
22.6 days - Average sunshine days in December:
21 days
The month with the most sunshine days is November (22.6 days).
The month with the least sunshine days is August (12.5 days).
Average UV index
Deale, MD
The months with the highest UV index are May, June, July and August (UV index 6).
The months with the lowest UV index are January, February and December (UV index 2).
Average cloud cover
Deale, MD
The month with the most cloud cover is March (Cloud cover 45).
The month with the least cloud cover is July (Cloud cover 27).
Average visibility
Deale, MD
The months with the highest visibility are January, February, March, April, May, June, July, August, September, October, November and December (6mi).
The months with the lowest visibility are January, February, March, April, May, June, July, August, September, October, November and December (6mi).





