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Contents
- Weather in January
- Weather in February
- Weather in March
- Weather in April
- Weather in May
- Weather in June
- Weather in July
- Weather in August
- Weather in September
- Weather in October
- Weather in November
- Weather in December
- Frequently asked questions
- Average temperature
- Average pressure
- Average wind speed
- Average humidity
- Average rainfall
- Average rainfall days
- Average snowfall
- Average snowfall days
- Average daylight
- Average sunshine
- Average sunshine days
- Average UV index
- Average cloud cover
- Average visibility
Weather in January
January, the same as December, is an icy winter month in Monrovia, Maryland, with temperature in the range of an average high of 37.9°F (3.3°C) and an average low of 24.8°F (-4°C). January, recording an average high temperature of 37.9°F (3.3°C) and a low temperature of 24.8°F (-4°C), is Monrovia's coldest month. Weather in January »
Weather in February
The last month of the winter, February, is also an icy month in Monrovia, Maryland, with an average temperature fluctuating between 27°F (-2.8°C) and 42.3°F (5.7°C). Monrovia's entry into February measures an average high-temperature of a still icy 42.3°F (5.7°C), closely parallel to the preceding month. Weather in February »
Weather in March
March, the first month of the spring in Monrovia, is a fresh month, with temperature in the range of an average high of 50.5°F (10.3°C) and an average low of 34°F (1.1°C). Observing a slight rise in March, the average high-temperature shifts from February's icy 42.3°F (5.7°C) to a fresh 50.5°F (10.3°C). Weather in March »
Weather in April
April in Monrovia, Maryland, is a refreshing spring month, with temperature in the range of an average high of 63°F (17.2°C) and an average low of 43.7°F (6.5°C). The arrival of April brings a temperature shift, with the average high-temperature escalating from a cool 50.5°F (10.3°C) in March to a refreshing 63°F (17.2°C). Weather in April »
Weather in May
May, the last month of the spring in Monrovia, is an agreeable month, with temperature in the range of an average high of 72.9°F (22.7°C) and an average low of 53.2°F (11.8°C). Monrovia's weather in May shows a rise in the average high-temperature, moving up from April's comfortable 63°F (17.2°C) to a pleasant 72.9°F (22.7°C). Weather in May »
Weather in June
June, the first month of the summer in Monrovia, is a warm month, with temperature in the range of an average high of 80.2°F (26.8°C) and an average low of 60.8°F (16°C). June's arrival signals a modest temperature shift, moving from a pleasant 72.9°F (22.7°C) in May to a warm 80.2°F (26.8°C). Weather in June »
Weather in July
July, the same as June, is a moderately hot summer month in Monrovia, Maryland, with an average temperature ranging between max 85.6°F (29.8°C) and min 65.8°F (18.8°C). In Monrovia, the month of July is known for its highest average temperatures, reaching a high of 85.6°F (29.8°C) and a low of 65.8°F (18.8°C). The average heat index in July is calculated to be a sweltering 96.8°F (36°C). Weather in July »
Weather in August
The last month of the summer, August, is another warm month in Monrovia, Maryland, with temperature in the range of an average low of 64.2°F (17.9°C) and an average high of 83.5°F (28.6°C). Monrovia experiences an average high-temperature of a still warm 83.5°F (28.6°C) with the onset of August, subtly varied from July's 85.6°F (29.8°C). Weather in August »
Weather in September
September, the first month of the autumn in Monrovia, is also a moderately hot month, with temperature in the range of an average high of 76.6°F (24.8°C) and an average low of 58.6°F (14.8°C). As August makes way for September, Monrovia's average high-temperature eases from 83.5°F (28.6°C) to a still moderately hot 76.6°F (24.8°C). Weather in September »
Weather in October
October, like September, in Monrovia, Maryland, is another comfortable autumn month, with an average temperature fluctuating between 48°F (8.9°C) and 64.9°F (18.3°C). Setting in of October comes with a decrease in the average high-temperature, moving from a warm 76.6°F (24.8°C) in September to a comfortable 64.9°F (18.3°C). Weather in October »
Weather in November
November, the last month of the autumn in Monrovia, is another cool month, with an average temperature fluctuating between 36.9°F (2.7°C) and 52.3°F (11.3°C). With November's onset, the average high-temperature recedes from October's refreshing 64.9°F (18.3°C) to a fresh 52.3°F (11.3°C). Weather in November »
Weather in December
The first month of the winter, December, is still a chilly month in Monrovia, Maryland, with temperature in the range of an average low of 30.9°F (-0.6°C) and an average high of 43.7°F (6.5°C). The beginning of December subtly marks a decrease in the average high-temperature, transitioning from a cool 52.3°F (11.3°C) in November to a frosty 43.7°F (6.5°C). Weather in December »
Updated: Jun 4, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What time of the year is the coldest?
January is the month when Monrovia experiences its coldest temperatures, averaging a high of 37.9°F (3.3°C) and a low of 24.8°F (-4°C).
How many days does it rain in Monrovia?
In Monrovia, during the entire year, the rain falls for 161.7 days and collects up to 31.89" (810mm) of precipitation.
When does it snow in Monrovia?
Months with snowfall are January through March, May, November and December.
How many days does it snow?
In Monrovia, during the entire year, snow falls for 21.3 days and aggregates up to 11.1" (282mm) of snow.
What is the month with the least sunshine?
The month with the least sunshine in Monrovia is January, with an average of 4.9h of sunshine.
What is the month with the lowest UV index?
The months with the lowest UV index are January, February, November and December, with an average maximum UV index of 2.
What is the driest month?
February is the month with the least rainfall. Rain falls for 9 days and accumulates 2.01" (51mm) of precipitation.
What is the snowiest month?
The month with the most snowfall is March, when snow falls for 3.8 days and typically aggregates up to 3.31" (84mm) of snow.
When is Daylight Saving Time (DST)?
On Sunday, March 10. 2024, at 2:00 am, Daylight Saving Time starts, and the time zone changes from EST to EDT. Daylight Saving Time ends Sunday, November 3. 2024, at 2:00 am, and the time zone reverts from EDT to EST.
What are the least humid months?
April and July, with an average relative humidity of 74%, are the least humid months.
When it does not snow?
April, June through October are months without snowfall.
What is the most humid month?
May and October, with an average relative humidity of 79%, are most humid months.
When is the highest UV index?
May through August, with an average maximum UV index of 6, are months with the highest UV index.
When are the longest days?
June has the longest days of the year, with an average of 14h and 54min of daylight.
What are the warmest months?
Temperature records mark July as the warmest month, with highs averaging 85.6°F (29.8°C) and lows at 65.8°F (18.8°C).
What month has the most sunshine?
The month with the most sunshine is July, with an average of 10.7h of sunshine.
What is the wettest month?
August is the month with the most rainfall. Rain falls for 17.3 days and accumulates 3.7" (94mm) of precipitation.
What is the month with the shortest days?
With an average of 9h and 24min of daylight, December has the shortest days of the year.
Average temperature
Monrovia, MD
The warmest month (with the highest average high temperature) is July (85.6°F).
The month with the lowest average high temperature is January (37.9°F).
The month with the highest average low temperature is July (65.8°F).
The coldest month (with the lowest average low temperature) is January (24.8°F).
Average pressure
Monrovia, MD
- Average pressure in January:
30.11"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:
29.95"Hg
- Average pressure in July:
29.97"Hg - Average pressure in August:
30"Hg - Average pressure in September:
30.06"Hg - Average pressure in October:
30.04"Hg - Average pressure in November:
30.14"Hg - Average pressure in December:
30.11"Hg
The month with the highest atmospheric pressure is November (30.14"Hg).
The month with the lowest atmospheric pressure is June (29.95"Hg).
Average wind speed
Monrovia, MD
- Average wind speed in January:
7.8mph - Average wind speed in February:
7.8mph - Average wind speed in March:
8mph - Average wind speed in April:
7.8mph - Average wind speed in May:
6.2mph - Average wind speed in June:
5.7mph
- Average wind speed in July:
4.8mph - Average wind speed in August:
4.8mph - Average wind speed in September:
5.4mph - Average wind speed in October:
6.5mph - Average wind speed in November:
6.8mph - Average wind speed in December:
7.2mph
The windiest month (with the highest average wind speed) is March (8mph).
The calmest months (with the lowest average wind speed) are July and August (4.8mph).
Average humidity
Monrovia, MD
The months with the highest relative humidity are May and October (79%).
The months with the lowest relative humidity are April and July (74%).
Average rainfall
Monrovia, MD
- Average rainfall in January:
2.09" - Average rainfall in February:
2.01" - Average rainfall in March:
2.32" - Average rainfall in April:
2.8" - Average rainfall in May:
3.39" - Average rainfall in June:
2.6"
The wettest month (with the highest rainfall) is August (3.7").
The driest month (with the least rainfall) is February (2.01").
Average rainfall days
Monrovia, MD
- Average rainfall days in January:
9.1 days - Average rainfall days in February:
9 days - Average rainfall days in March:
13 days - Average rainfall days in April:
15.7 days - Average rainfall days in May:
17.8 days - Average rainfall days in June:
16.3 days
- Average rainfall days in July:
16.8 days - Average rainfall days in August:
17.3 days - Average rainfall days in September:
14 days - Average rainfall days in October:
12.5 days - Average rainfall days in November:
9.8 days - Average rainfall days in December:
10.4 days
The month with the highest number of rainy days is May (17.8 days).
The month with the least rainy days is February (9 days).
Average snowfall
Monrovia, MD
The month with the highest snowfall is March (3.31").
The months with the least snowfall are April, June, July, August, September and October (0").
Average snowfall days
Monrovia, MD
- Average snowfall days in January:
6.7 days - Average snowfall days in February:
6.5 days - Average snowfall days in March:
3.8 days - Average snowfall days in April:
0.1 days - Average snowfall days in May:
0.1 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:
0.5 days - Average snowfall days in December:
3.6 days
The month with the highest number of snowfall days is January (6.7 days).
The months with the least snowfall days are June, July, August, September and October (0 days).
Average daylight / Average sunshine
Monrovia, MD
- Average daylight in January:
9h and 5min - Average daylight in February:
10h and 4min - Average daylight in March:
12h and 0min - Average daylight in April:
13h and 2min - Average daylight in May:
14h and 2min - Average daylight in June:
14h and 5min
- Average daylight in July:
14h and 4min - Average daylight in August:
13h and 4min - Average daylight in September:
12h and 2min - Average daylight in October:
11h and 1min - Average daylight in November:
10h and 0min - Average daylight in December:
9h and 2min
The month with the longest days is June (Average daylight: 14h and 54min).
The month with the shortest days is December (Average daylight: 9h and 24min).
- Average sunshine in January:
4h and 5min - Average sunshine in February:
5h and 0min - Average sunshine in March:
6h and 4min - Average sunshine in April:
8h and 4min - Average sunshine in May:
8h and 4min - Average sunshine in June:
10h and 1min
- Average sunshine in July:
10h and 4min - Average sunshine in August:
10h and 2min - Average sunshine in September:
9h and 0min - Average sunshine in October:
5h and 4min - Average sunshine in November:
5h and 5min - Average sunshine in December:
5h and 1min
The month with the most sunshine is July (Average sunshine: 10h and 42min).
The month with the least sunshine is January (Average sunshine: 4h and 54min).
Average sunshine days
Monrovia, MD
- Average sunshine days in January:
17.1 days - Average sunshine days in February:
13.8 days - Average sunshine days in March:
13.5 days - Average sunshine days in April:
12.4 days - Average sunshine days in May:
11.5 days - Average sunshine days in June:
11.8 days
- Average sunshine days in July:
10.9 days - Average sunshine days in August:
11.8 days - Average sunshine days in September:
13.7 days - Average sunshine days in October:
16.2 days - Average sunshine days in November:
18.7 days - Average sunshine days in December:
17.5 days
The month with the most sunshine days is November (18.7 days).
The month with the least sunshine days is July (10.9 days).
Average UV index
Monrovia, 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, November and December (UV index 2).
Average cloud cover
Monrovia, MD
The month with the most cloud cover is March (Cloud cover 47).
The month with the least cloud cover is July (Cloud cover 30).
Average visibility
Monrovia, MD
The months with the highest visibility are January, February, March, April, June, July, August, September, October, November and December (6mi).
The month with the lowest visibility is May (5mi).
Monrovia, Maryland, USA
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