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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 another cold winter month in Pasadena, Maryland, with an average temperature varying between 39.6°F (4.2°C) and 28.4°F (-2°C). January is the coldest month, with an average high-temperature of 39.6°F (4.2°C) and an average low-temperature of 28.4°F (-2°C). Weather in January »
Weather in February
The last month of the winter, February, is a chilly month in Pasadena, Maryland, with temperature in the range of an average low of 30.7°F (-0.7°C) and an average high of 43.2°F (6.2°C). Transitioning into February, Pasadena experiences an average high-temperature of a frosty 43.2°F (6.2°C), marking a minor shift from the preceding month. Weather in February »
Weather in March
The first month of the spring, March, is a fresh month in Pasadena, Maryland, with an average temperature ranging between min 37.8°F (3.2°C) and max 50.7°F (10.4°C). March's arrival brings a slight change in high-temperatures, adjusting from a frosty 43.2°F (6.2°C) in February to a cool 50.7°F (10.4°C). Weather in March »
Weather in April
April in Pasadena, Maryland, is a comfortable spring month, with an average temperature ranging between max 62.8°F (17.1°C) and min 47.5°F (8.6°C). In April, the average high-temperature increases from a fresh 50.7°F (10.4°C) in March to an enjoyable 62.8°F (17.1°C). Weather in April »
Weather in May
The last month of the spring, May, is an agreeable month in Pasadena, Maryland, with an average temperature varying between 57.2°F (14°C) and 72.1°F (22.3°C). May brings a rise in Pasadena's average high-temperature, moving from an enjoyable 62.8°F (17.1°C) in April to a pleasant 72.1°F (22.3°C). Weather in May »
Weather in June
June, the first month of the summer in Pasadena, is a moderately hot month, with an average temperature varying between 65.7°F (18.7°C) and 80.2°F (26.8°C). June brings a slight increase in the average high-temperature, progressing from a pleasant 72.1°F (22.3°C) in May to a moderately hot 80.2°F (26.8°C). Weather in June »
Weather in July
July, the same as June, is another warm summer month in Pasadena, Maryland, with an average temperature varying between 85.6°F (29.8°C) and 70.7°F (21.5°C). In Pasadena, the peak average temperatures are observed in July, with a high of 85.6°F (29.8°C) and a low of 70.7°F (21.5°C). In July, the heat index is evaluated at a sweltering 95°F (35°C). Weather in July »
Weather in August
August, the last month of the summer in Pasadena, is another warm month, with temperature in the range of an average high of 83.7°F (28.7°C) and an average low of 69.1°F (20.6°C). As August takes its course, Pasadena's average high-temperature registers at a still moderately hot 83.7°F (28.7°C), closely aligning with the preceding month. Weather in August »
Weather in September
September, the first month of the autumn in Pasadena, is still a warm month, with an average temperature varying between 77.4°F (25.2°C) and 63.3°F (17.4°C). The beginning of September brings a slight decrease in the average high-temperature, transitioning from a moderately hot 83.7°F (28.7°C) in August to a still warm 77.4°F (25.2°C). Weather in September »
Weather in October
October, like September, in Pasadena, Maryland, is another refreshing autumn month, with an average temperature fluctuating between 52.9°F (11.6°C) and 65.5°F (18.6°C). With October's arrival, Pasadena, Maryland, sees a decrease in average high-temperatures, moving from a moderately hot 77.4°F (25.2°C) in September to a refreshing 65.5°F (18.6°C). Weather in October »
Weather in November
November, the last month of the autumn in Pasadena, is also a fresh month, with an average temperature ranging between max 53.8°F (12.1°C) and min 41.4°F (5.2°C). The start of November comes with a reduction in the average high-temperature, receding from an enjoyable 65.5°F (18.6°C) in October to a fresh 53.8°F (12.1°C). Weather in November »
Weather in December
The first month of the winter, December, is still a chilly month in Pasadena, Maryland, with an average temperature varying between 34.7°F (1.5°C) and 45.5°F (7.5°C). In December, the meteorological conditions change slightly, with the average high-temperature moving from a fresh 53.8°F (12.1°C) in November to a chilly 45.5°F (7.5°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 is the coldest time of year?
With an average high-temperature of 39.6°F (4.2°C) and an average low-temperature of 28.4°F (-2°C), January is the coldest month.
What is the least humid month?
The months with the lowest humidity are January, March, April and November, with an average relative humidity of 72%.
How many days does it rain?
Throughout the year, there are 155.7 rainfall days, and 31.22" (793mm) of precipitation is accumulated.
When does it snow?
January through April, November and December are months with snowfall.
When does it snow the most?
January is the month with the most snowfall in Pasadena. Snow falls for 4.4 days and accumulates 2.05" (52mm) of snow.
How much does it snow?
In Pasadena, during the entire year, snow falls for 14 days and aggregates up to 6.14" (156mm) of snow.
What is the month with the lowest UV index?
The months with the lowest UV index are January, November and December, with an average maximum UV index of 2.
What is the month with the least sunshine in Pasadena?
February has the least sunshine of the year, with an average of 5.1h of sunshine.
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 is the most humid month?
With an average relative humidity of 78%, May is the most humid month.
When it does not snow?
May through October are months without snowfall.
What is the month with the highest UV index?
May through August, with an average maximum UV index of 6, are months with the highest UV index in Pasadena.
When are the longest days?
With an average of 14h and 54min of daylight, June has the longest days of the year.
What time of the year is the hottest?
Pasadena's warmest weather arrives in July, when temperatures average a high of 85.6°F (29.8°C) and a low of 70.7°F (21.5°C).
What month has the most sunshine?
With an average of 10.9h of sunshine, July has the most sunshine of the year.
What is the rainiest month in Pasadena?
August is the month with the most rainfall. Rain falls for 13.9 days and accumulates 3.54" (90mm) of precipitation.
What is the driest month?
The month with the least rainfall is September, when the rain falls for 11.8 days and typically collects 1.89" (48mm) of precipitation.
What is the month with the shortest days?
December has the shortest days of the year, with an average of 9h and 30min of daylight.
Average temperature
Pasadena, 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 (39.6°F).
The month with the highest average low temperature is July (70.7°F).
The coldest month (with the lowest average low temperature) is January (28.4°F).
Average pressure
Pasadena, 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:
29.97"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:
30.14"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 (29.94"Hg).
Average wind speed
Pasadena, MD
- Average wind speed in January:
9.3mph - Average wind speed in February:
9.3mph - Average wind speed in March:
9.4mph - Average wind speed in April:
9.1mph - Average wind speed in May:
7.5mph - Average wind speed in June:
7mph
The windiest month (with the highest average wind speed) is March (9.4mph).
The calmest months (with the lowest average wind speed) are July and August (6mph).
Average humidity
Pasadena, MD
The month with the highest relative humidity is May (78%).
The months with the lowest relative humidity are January, March, April and November (72%).
Average rainfall
Pasadena, MD
- Average rainfall in January:
2.01" - Average rainfall in February:
2.36" - Average rainfall in March:
2.48" - Average rainfall in April:
2.6" - Average rainfall in May:
2.87" - Average rainfall in June:
2.6"
- Average rainfall in July:
3.23" - Average rainfall in August:
3.54" - Average rainfall in September:
1.89" - Average rainfall in October:
2.64" - Average rainfall in November:
2.17" - Average rainfall in December:
2.83"
The wettest month (with the highest rainfall) is August (3.54").
The driest month (with the least rainfall) is September (1.89").
Average rainfall days
Pasadena, MD
- Average rainfall days in January:
9.9 days - Average rainfall days in February:
10.8 days - Average rainfall days in March:
14.3 days - Average rainfall days in April:
15.7 days - Average rainfall days in May:
17.5 days - Average rainfall days in June:
14.2 days
- Average rainfall days in July:
15.5 days - Average rainfall days in August:
13.9 days - Average rainfall days in September:
11.8 days - Average rainfall days in October:
11.3 days - Average rainfall days in November:
9.4 days - Average rainfall days in December:
11.4 days
The month with the highest number of rainy days is May (17.5 days).
The month with the least rainy days is November (9.4 days).
Average snowfall
Pasadena, MD
The month with the highest snowfall is January (2.05").
The months with the least snowfall are May, June, July, August, September and October (0").
Average snowfall days
Pasadena, MD
- Average snowfall days in January:
4.4 days - Average snowfall days in February:
4.2 days - Average snowfall days in March:
2.4 days - Average snowfall days in April:
0.1 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:
0.5 days - Average snowfall days in December:
2.4 days
The month with the highest number of snowfall days is January (4.4 days).
The months with the least snowfall days are May, June, July, August, September and October (0 days).
Average daylight / Average sunshine
Pasadena, MD
- Average daylight in January:
9h and 5min - Average daylight in February:
10h and 5min - 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 3min
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 30min).
- Average sunshine in January:
5h and 2min - Average sunshine in February:
5h and 1min - Average sunshine in March:
6h and 5min - Average sunshine in April:
8h and 5min - Average sunshine in May:
9h and 1min - Average sunshine in June:
10h and 2min
- Average sunshine in July:
10h and 5min - Average sunshine in August:
10h and 2min - Average sunshine in September:
9h and 1min - 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 54min).
The month with the least sunshine is February (Average sunshine: 5h and 6min).
Average sunshine days
Pasadena, MD
- Average sunshine days in January:
17.5 days - Average sunshine days in February:
13.9 days - Average sunshine days in March:
13.8 days - Average sunshine days in April:
12.8 days - Average sunshine days in May:
10.8 days - Average sunshine days in June:
14 days
- Average sunshine days in July:
13.8 days - Average sunshine days in August:
15.3 days - Average sunshine days in September:
16.4 days - Average sunshine days in October:
17.5 days - Average sunshine days in November:
18.7 days - Average sunshine days in December:
16.9 days
The month with the most sunshine days is November (18.7 days).
The month with the least sunshine days is May (10.8 days).
Average UV index
Pasadena, 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, November and December (UV index 2).
Average cloud cover
Pasadena, MD
The months with the most cloud cover are February and March (Cloud cover 45).
The month with the least cloud cover is July (Cloud cover 28).
Average visibility
Pasadena, 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).
Pasadena, Maryland, USA
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