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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 Olney, Maryland, with an average temperature ranging between min 26.2°F (-3.2°C) and max 39°F (3.9°C). January, with an average high of 39°F (3.9°C) and a low of 26.2°F (-3.2°C), signifies the coldest month of the year. Weather in January »
Weather in February
The last month of the winter, February, is a frosty month in Olney, Maryland, with an average temperature ranging between max 43.9°F (6.6°C) and min 28.8°F (-1.8°C). Olney's February showcases an average high-temperature of a frosty 43.9°F (6.6°C), hardly distinct from January's 39°F (3.9°C). Weather in February »
Weather in March
March, the first month of the spring in Olney, is a cool month, with temperature in the range of an average low of 36.1°F (2.3°C) and an average high of 52°F (11.1°C). The commencement of March sees a minor shift in the average high-temperature, moving from a frosty 43.9°F (6.6°C) in February to a cool 52°F (11.1°C). Weather in March »
Weather in April
April is a comfortable spring month in Olney, Maryland, with temperature in the range of an average high of 64.2°F (17.9°C) and an average low of 46°F (7.8°C). April's onset is marked by a temperature increase, moving from a cool 52°F (11.1°C) in March to a refreshing 64.2°F (17.9°C). Weather in April »
Weather in May
May, the last month of the spring in Olney, is a moderately hot month, with temperature in the range of an average low of 55.8°F (13.2°C) and an average high of 73.9°F (23.3°C). An upsurge in temperatures occurs as April gives way to May, with average highs shifting from an enjoyable 64.2°F (17.9°C) to a warm 73.9°F (23.3°C). Weather in May »
Weather in June
The first month of the summer, June, is also a moderately hot month in Olney, Maryland, with an average temperature varying between 81.7°F (27.6°C) and 63.9°F (17.7°C). Olney perceives a slight temperature ascent during June, with average high-temperatures adjusting from a warm 73.9°F (23.3°C) in May to a still moderately hot 81.7°F (27.6°C). Weather in June »
Weather in July
July in Olney, Maryland, is a tropical summer month, with an average temperature fluctuating between 68.7°F (20.4°C) and 87.3°F (30.7°C). July, recognised by an average high temperature of 87.3°F (30.7°C) and a low of 68.7°F (20.4°C), is Olney's warmest month. In July, the heat index is calculated to be a fiery hot 98.6°F (37°C). Weather in July »
Weather in August
The last month of the summer, August, is also a moderately hot month in Olney, Maryland, with temperature in the range of an average high of 84.9°F (29.4°C) and an average low of 67.6°F (19.8°C). August's arrival brings an average high-temperature of a moderately hot 84.9°F (29.4°C), demonstrating subtle variation from the preceding month. Weather in August »
Weather in September
The first month of the autumn, September, is also a moderately hot month in Olney, Maryland, with an average temperature ranging between max 78.1°F (25.6°C) and min 60.8°F (16°C). The beginning of September brings a slight decrease in the average high-temperature, transitioning from a warm 84.9°F (29.4°C) in August to a still moderately hot 78.1°F (25.6°C). Weather in September »
Weather in October
October, the same as September, is another comfortable autumn month in Olney, Maryland, with an average temperature ranging between min 50.2°F (10.1°C) and max 65.8°F (18.8°C). The onset of October comes with a shift in the average high-temperature, falling from a warm 78.1°F (25.6°C) in September to an enjoyable 65.8°F (18.8°C). Weather in October »
Weather in November
November, the last month of the autumn in Olney, is also a fresh month, with an average temperature fluctuating between 38.8°F (3.8°C) and 53.4°F (11.9°C). The average high-temperature drops in November, from October's refreshing 65.8°F (18.8°C) to a fresh 53.4°F (11.9°C). Weather in November »
Weather in December
December, the first month of the winter in Olney, is also a frosty month, with an average temperature ranging between min 32.9°F (0.5°C) and max 45.3°F (7.4°C). Transitioning from November to December involves a subtle drop in average high-temperatures, descending from a cool 53.4°F (11.9°C) to a frosty 45.3°F (7.4°C). Weather in December »
[Resources]Frequently asked questions
What is the coldest time of year in Olney?
January is the coldest month of the year, registering average temperatures as high as 39°F (3.9°C) and as low as 26.2°F (-3.2°C).
What is the driest month in Olney?
January is the month with the least rainfall. Rain falls for 9.3 days and accumulates 2.17" (55mm) of precipitation.
How much does it rain in Olney?
In Olney, during the entire year, the rain falls for 160.9 days and collects up to 32.99" (838mm) of precipitation.
When does it snow in Olney?
Months with snowfall in Olney are January through April, November and December.
When does it snow the most in Olney?
The months with the most snowfall are January and March, with an average 3.03" (77mm) of accumulated snow.
How many days does it snow in Olney?
In Olney, during the entire year, snow falls for 17.1 days and aggregates up to 10.2" (259mm) of snow.
What are the months with the lowest UV index in Olney?
January, November and December, with an average maximum UV index of 2, are months with the lowest UV index.
What is the month with the least sunshine in Olney?
The month with the least sunshine in Olney, Maryland, is February, with an average of 5h of sunshine.
When is Daylight Saving Time (DST) in Olney?
On Sunday, March 10. 2024, at 2:00 am, Daylight Saving Time starts in Olney, 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 most humid months in Olney?
The months with the highest humidity in Olney are May, October and December, with an average relative humidity of 76%.
When it does not snow in Olney?
May through October are months without snowfall in Olney, Maryland.
What are the months with the highest UV index in Olney?
The months with the highest UV index in Olney, Maryland, are May through August, with an average maximum UV index of 6.
When are the longest days in Olney?
June has the longest days of the year, with an average of 14h and 54min of daylight.
What are the warmest months in Olney?
In Olney, July is identified by the average highest temperatures, reaching a peak of 87.3°F (30.7°C) and a low of 68.7°F (20.4°C).
What is the least humid month in Olney?
The least humid month is July, with an average relative humidity of 70%.
What month has the most sunshine in Olney?
July has the most sunshine of the year, with an average of 10.8h of sunshine.
What is the wettest month in Olney?
August is the month with the most rainfall in Olney, Maryland. Rain falls for 17.1 days and accumulates 4.13" (105mm) of precipitation.
What is the month with the shortest days in Olney?
December has the shortest days of the year, with an average of 9h and 30min of daylight.
Average temperature
Olney, MD
The warmest month (with the highest average high temperature) is July (87.3°F).
The month with the lowest average high temperature is January (39°F).
The month with the highest average low temperature is July (68.7°F).
The coldest month (with the lowest average low temperature) is January (26.2°F).
Average pressure
Olney, 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:
29.99"Hg - Average pressure in September:
30.05"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
Olney, MD
- Average wind speed in January:
7.8mph - Average wind speed in February:
7.9mph - Average wind speed in March:
8.1mph - Average wind speed in April:
8mph - Average wind speed in May:
6.5mph - Average wind speed in June:
6mph
- Average wind speed in July:
5.2mph - Average wind speed in August:
5.1mph - Average wind speed in September:
5.7mph - Average wind speed in October:
6.6mph - Average wind speed in November:
7mph - Average wind speed in December:
7.1mph
The windiest month (with the highest average wind speed) is March (8.1mph).
The calmest month (with the lowest average wind speed) is August (5.1mph).
Average humidity
Olney, MD
The months with the highest relative humidity are May, October and December (76%).
The month with the lowest relative humidity is July (70%).
Average rainfall
Olney, MD
- Average rainfall in January:
2.17" - Average rainfall in February:
2.2" - Average rainfall in March:
2.44" - Average rainfall in April:
2.87" - Average rainfall in May:
3.23" - Average rainfall in June:
2.68"
- Average rainfall in July:
3.23" - Average rainfall in August:
4.13" - Average rainfall in September:
2.24" - Average rainfall in October:
2.6" - Average rainfall in November:
2.44" - Average rainfall in December:
2.76"
The wettest month (with the highest rainfall) is August (4.13").
The driest month (with the least rainfall) is January (2.17").
Average rainfall days
Olney, MD
- Average rainfall days in January:
9.3 days - Average rainfall days in February:
9.5 days - Average rainfall days in March:
13.8 days - Average rainfall days in April:
16.3 days - Average rainfall days in May:
17.8 days - Average rainfall days in June:
15.6 days
- Average rainfall days in July:
17.5 days - Average rainfall days in August:
17.1 days - Average rainfall days in September:
12.5 days - Average rainfall days in October:
12.5 days - Average rainfall days in November:
8.8 days - Average rainfall days in December:
10.2 days
The month with the highest number of rainy days is May (17.8 days).
The month with the least rainy days is November (8.8 days).
Average snowfall
Olney, MD
The months with the highest snowfall are January and March (3.03").
The months with the least snowfall are May, June, July, August, September and October (0").
Average snowfall days
Olney, MD
- Average snowfall days in January:
5.1 days - Average snowfall days in February:
5.1 days - Average snowfall days in March:
3.3 days - Average snowfall days in April:
0.2 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:
2.9 days
The months with the highest number of snowfall days are January and February (5.1 days).
The months with the least snowfall days are May, June, July, August, September and October (0 days).
Average daylight / Average sunshine
Olney, 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 1min - Average sunshine in February:
5h and 0min - Average sunshine in March:
6h and 5min - Average sunshine in April:
8h and 5min - Average sunshine in May:
8h and 5min - Average sunshine in June:
10h and 1min
- Average sunshine in July:
10h and 5min - Average sunshine in August:
10h and 1min - Average sunshine in September:
8h and 5min - Average sunshine in October:
5h and 4min - Average sunshine in November:
5h and 4min - Average sunshine in December:
5h and 1min
The month with the most sunshine is July (Average sunshine: 10h and 48min).
The month with the least sunshine is February (Average sunshine: 5h and 0min).
Average sunshine days
Olney, MD
- Average sunshine days in January:
18.1 days - Average sunshine days in February:
14.6 days - Average sunshine days in March:
14 days - Average sunshine days in April:
11.9 days - Average sunshine days in May:
11 days - Average sunshine days in June:
13 days
- Average sunshine days in July:
11 days - Average sunshine days in August:
12.3 days - Average sunshine days in September:
15.6 days - Average sunshine days in October:
16.5 days - Average sunshine days in November:
19.4 days - Average sunshine days in December:
17.5 days
The month with the most sunshine days is November (19.4 days).
The months with the least sunshine days are May and July (11 days).
Average UV index
Olney, 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
Olney, MD
The month with the most cloud cover is March (Cloud cover 47).
The month with the least cloud cover is July (Cloud cover 31).
Average visibility
Olney, 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).
Olney, Maryland, USA
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