Expand
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
Climate and monthly weather forecast
Weather in January
January, like December, in Mount Morris, Pennsylvania, is another cold winter month, with an average temperature varying between 34.5°F (1.4°C) and 21.6°F (-5.8°C). With an average high-temperature of 34.5°F (1.4°C) and an average low-temperature of 21.6°F (-5.8°C), January is the coldest month. Weather in January »
Weather in February
February, the last month of the winter in Mount Morris, is another cold month, with an average temperature varying between 24.8°F (-4°C) and 39.4°F (4.1°C). Mount Morris commences February with an average high-temperature of a still wintry 39.4°F (4.1°C), maintaining a close resemblance to the previous month. Weather in February »
Weather in March
The first month of the spring, March, is a chilly month in Mount Morris, Pennsylvania, with an average temperature varying between 48.6°F (9.2°C) and 32°F (0°C). March brings a rise in Mount Morris's average high-temperature, moving from a cold 39.4°F (4.1°C) in February to a chilly 48.6°F (9.2°C). Weather in March »
Weather in April
April is a refreshing spring month in Mount Morris, Pennsylvania, with an average temperature ranging between max 60.4°F (15.8°C) and min 41.5°F (5.3°C). Mount Morris sees an increase in the average high-temperature with the arrival of April, moving from March's frosty 48.6°F (9.2°C) to a refreshing 60.4°F (15.8°C). Weather in April »
Weather in May
The last month of the spring, May, is a pleasant month in Mount Morris, Pennsylvania, with an average temperature ranging between max 71.6°F (22°C) and min 50.9°F (10.5°C). As Mount Morris, Pennsylvania, enters May, the average high-temperature increases from the a mild 60.4°F (15.8°C) of April to a pleasant 71.6°F (22°C). Weather in May »
Weather in June
The first month of the summer, June, is a moderately hot month in Mount Morris, Pennsylvania, with an average temperature ranging between min 57.2°F (14°C) and max 78.3°F (25.7°C). Mount Morris's transition into June brings a slight rise in the average high-temperature, moving from a pleasant 71.6°F (22°C) in May to a moderately hot 78.3°F (25.7°C). Weather in June »
Weather in July
July, the same as June, is a moderately hot summer month in Mount Morris, Pennsylvania, with an average temperature ranging between min 60.6°F (15.9°C) and max 82.6°F (28.1°C). Temperature records mark July as the warmest month, with highs averaging 82.6°F (28.1°C) and lows at 60.6°F (15.9°C). For July, the heat index is appraised at a hot 89.6°F (32°C). Weather in July »
Weather in August
The last month of the summer, August, is another warm month in Mount Morris, Pennsylvania, with temperature in the range of an average high of 81.5°F (27.5°C) and an average low of 58.6°F (14.8°C). The shift into August uncovers an average high-temperature of a still moderately hot 81.5°F (27.5°C), subtly different from the previous month. Weather in August »
Weather in September
The first month of the autumn, September, is still a warm month in Mount Morris, Pennsylvania, with an average temperature fluctuating between 75.7°F (24.3°C) and 54.5°F (12.5°C). September's arrival aligns with a minor decrease in average high-temperatures, from August's moderately hot 81.5°F (27.5°C) to a still warm 75.7°F (24.3°C). Weather in September »
Weather in October
October, the same as September, is another comfortable autumn month in Mount Morris, Pennsylvania, with an average temperature ranging between min 44.8°F (7.1°C) and max 62.1°F (16.7°C). October's onset brings a reduction in the average high-temperature, from a moderately hot 75.7°F (24.3°C) in September to a refreshing 62.1°F (16.7°C). Weather in October »
Weather in November
The last month of the autumn, November, is also a fresh month in Mount Morris, Pennsylvania, with an average temperature fluctuating between 50°F (10°C) and 34°F (1.1°C). November's arrival coincides with a drop in the average high-temperature, decreasing from October's enjoyable 62.1°F (16.7°C) to a cool 50°F (10°C). Weather in November »
Weather in December
December, the first month of the winter in Mount Morris, is also an icy month, with temperature in the range of an average low of 29.3°F (-1.5°C) and an average high of 40.6°F (4.8°C). The commencement of December indicates a shift in the average high-temperature, receding from November's fresh 50°F (10°C) to a cold 40.6°F (4.8°C). Weather in December »
Updated: Aug 11, 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 month in Mount Morris?
Mount Morris's coldest weather arrives in January, when temperatures average a high of 34.5°F (1.4°C) and a low of 21.6°F (-5.8°C).
What is the most humid month?
The months with the highest humidity are January and February, with an average relative humidity of 84%.
How much does it rain?
In Mount Morris, during the entire year, the rain falls for 187.8 days and collects up to 36.46" (926mm) of precipitation.
When does it snow?
Months with snowfall are January through May, October through December.
How many days does it snow in Mount Morris?
In Mount Morris, during the entire year, snow falls for 63.1 days and aggregates up to 32.32" (821mm) of snow.
What is the month with the least sunshine?
The month with the least sunshine in Mount Morris is January, with an average of 3h of sunshine.
What is the snowiest month?
February is the month with the most snowfall. Snow falls for 14 days and accumulates 7.76" (197mm) 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 is the wettest month?
May is the month with the most rainfall. Rain falls for 20.5 days and accumulates 4.02" (102mm) of precipitation.
When is the highest UV index?
The months with the highest UV index in Mount Morris are May through July, with an average maximum UV index of 6.
When it does not snow?
In Mount Morris, snow does not fall in June through September.
When are the longest days?
With an average of 14h and 54min of daylight, June has the longest days of the year.
What is the hottest time of year?
The warmest time of the year is July, with temperatures averaging a high of 82.6°F (28.1°C) and a low of 60.6°F (15.9°C).
What is the least humid month in Mount Morris?
July and August, with an average relative humidity of 77%, are the least humid months.
What month has the most sunshine?
With an average of 10h of sunshine, August has the most sunshine of the year.
What is the driest month?
The month with the least rainfall is September, when the rain falls for 15.2 days and typically collects 2.17" (55mm) of precipitation.
What is the month with the shortest days?
The month with the shortest days is December, with an average of 9h and 24min of daylight.
What is the month with the lowest UV index?
December is the month with the lowest UV index, with an average maximum UV index of 1.
Average temperature
Mount Morris, PA
The warmest month (with the highest average high temperature) is July (82.6°F).
The month with the lowest average high temperature is January (34.5°F).
The month with the highest average low temperature is July (60.6°F).
The coldest month (with the lowest average low temperature) is January (21.6°F).
Average pressure
Mount Morris, PA
- Average pressure in January:
30.12"Hg - Average pressure in February:
30.09"Hg - Average pressure in March:
30.08"Hg - Average pressure in April:
29.98"Hg - Average pressure in May:
30"Hg - Average pressure in June:
29.95"Hg
- Average pressure in July:
29.98"Hg - Average pressure in August:
30"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:
30.12"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
Mount Morris, PA
- Average wind speed in January:
7.4mph - Average wind speed in February:
7.3mph - Average wind speed in March:
6.8mph - Average wind speed in April:
6.8mph - Average wind speed in May:
5.8mph - Average wind speed in June:
5.3mph
- Average wind speed in July:
4.6mph - Average wind speed in August:
4.3mph - Average wind speed in September:
4.8mph - Average wind speed in October:
5.6mph - Average wind speed in November:
6mph - Average wind speed in December:
6.8mph
The windiest month (with the highest average wind speed) is January (7.4mph).
The calmest month (with the lowest average wind speed) is August (4.3mph).
Average humidity
Mount Morris, PA
The months with the highest relative humidity are January and February (84%).
The months with the lowest relative humidity are July and August (77%).
Average rainfall
Mount Morris, PA
- Average rainfall in January:
2.99" - Average rainfall in February:
3.27" - Average rainfall in March:
3.19" - Average rainfall in April:
3.46" - Average rainfall in May:
4.02" - Average rainfall in June:
3.11"
- Average rainfall in July:
3.27" - Average rainfall in August:
2.56" - Average rainfall in September:
2.17" - Average rainfall in October:
2.99" - Average rainfall in November:
2.24" - Average rainfall in December:
3.19"
The wettest month (with the highest rainfall) is May (4.02").
The driest month (with the least rainfall) is September (2.17").
Average rainfall days
Mount Morris, PA
- Average rainfall days in January:
11.1 days - Average rainfall days in February:
11.5 days - Average rainfall days in March:
15.5 days - Average rainfall days in April:
18.7 days - Average rainfall days in May:
20.5 days - Average rainfall days in June:
17.7 days
- Average rainfall days in July:
19 days - Average rainfall days in August:
17.3 days - Average rainfall days in September:
15.2 days - Average rainfall days in October:
15.8 days - Average rainfall days in November:
12.5 days - Average rainfall days in December:
13 days
The month with the highest number of rainy days is May (20.5 days).
The month with the least rainy days is January (11.1 days).
Average snowfall
Mount Morris, PA
- Average snowfall in January:
7.4" - Average snowfall in February:
7.76" - Average snowfall in March:
5.43" - Average snowfall in April:
1.46" - Average snowfall in May:
0.31" - Average snowfall in June:
0"
The month with the highest snowfall is February (7.76").
The months with the least snowfall are June, July, August and September (0").
Average snowfall days
Mount Morris, PA
- Average snowfall days in January:
17 days - Average snowfall days in February:
14 days - Average snowfall days in March:
9.1 days - Average snowfall days in April:
2.8 days - Average snowfall days in May:
0.3 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:
0.9 days - Average snowfall days in November:
5.9 days - Average snowfall days in December:
13.1 days
The month with the highest number of snowfall days is January (17 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight / Average sunshine
Mount Morris, PA
- Average daylight in January:
9h and 4min - 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:
3h - Average sunshine in February:
3h and 4min - Average sunshine in March:
5h and 4min - Average sunshine in April:
7h and 5min - Average sunshine in May:
8h and 5min - Average sunshine in June:
9h and 2min
- Average sunshine in July:
9h and 5min - Average sunshine in August:
10h - Average sunshine in September:
8h and 5min - Average sunshine in October:
5h and 2min - Average sunshine in November:
5h and 1min - Average sunshine in December:
3h and 5min
The month with the most sunshine is August (Average sunshine: 10h).
The month with the least sunshine is January (Average sunshine: 3h).
Average sunshine days
Mount Morris, PA
- Average sunshine days in January:
6.7 days - Average sunshine days in February:
7.1 days - Average sunshine days in March:
8.6 days - Average sunshine days in April:
9.5 days - Average sunshine days in May:
8.6 days - Average sunshine days in June:
10.2 days
- Average sunshine days in July:
9.8 days - Average sunshine days in August:
12 days - Average sunshine days in September:
12.6 days - Average sunshine days in October:
12.6 days - Average sunshine days in November:
13.5 days - Average sunshine days in December:
10 days
The month with the most sunshine days is November (13.5 days).
The month with the least sunshine days is January (6.7 days).
Average UV index
Mount Morris, PA
The months with the highest UV index are May, June and July (UV index 6).
The month with the lowest UV index is December (UV index 1).
Average cloud cover
Mount Morris, PA
The month with the most cloud cover is January (Cloud cover 68).
The month with the least cloud cover is August (Cloud cover 35).
Average visibility
Mount Morris, PA
The months with the highest visibility are March, April, May, June, July, August, September, October, November and December (5mi).
The months with the lowest visibility are January and February (4mi).