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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, like December, in McKees Rocks, Pennsylvania, is a wintry winter month, with an average temperature varying between 21°F (-6.1°C) and 33.1°F (0.6°C). January is McKees Rocks's coldest month, registering average high temperatures of 33.1°F (0.6°C) and lows of 21°F (-6.1°C). Weather in January »
Weather in February
February, the last month of the winter in McKees Rocks, is another cold month, with an average temperature fluctuating between 37.6°F (3.1°C) and 23.4°F (-4.8°C). The average high-temperature during February registers at a still icy 37.6°F (3.1°C), closely corresponding to the preceding month. Weather in February »
Weather in March
The first month of the spring, March, is a frosty month in McKees Rocks, Pennsylvania, with an average temperature ranging between min 31.5°F (-0.3°C) and max 47.8°F (8.8°C). The shift from February to March brings an increase in the average high-temperature, moving from an icy 37.6°F (3.1°C) to a frosty 47.8°F (8.8°C). Weather in March »
Weather in April
April in McKees Rocks, Pennsylvania, is a comfortable spring month, with an average temperature ranging between max 61°F (16.1°C) and min 41.5°F (5.3°C). As April arrives, McKees Rocks's weather shows an increase in high-temperatures, moving from March's chilly 47.8°F (8.8°C) to a comfortable 61°F (16.1°C). Weather in April »
Weather in May
May, the last month of the spring in McKees Rocks, is an agreeable month, with temperature in the range of an average low of 51.4°F (10.8°C) and an average high of 72.1°F (22.3°C). As April transitions into May, a change in temperatures is observed, with average highs moving from a refreshing 61°F (16.1°C) to a pleasant 72.1°F (22.3°C). Weather in May »
Weather in June
June, the first month of the summer in McKees Rocks, is a moderately hot month, with an average temperature ranging between max 79.3°F (26.3°C) and min 58.6°F (14.8°C). McKees Rocks perceives a slight temperature ascent during June, with average high-temperatures adjusting from an agreeable 72.1°F (22.3°C) in May to a warm 79.3°F (26.3°C). Weather in June »
Weather in July
July, the same as June, is another warm summer month in McKees Rocks, Pennsylvania, with an average temperature varying between 84°F (28.9°C) and 63°F (17.2°C). July, with its average high-temperature of 84°F (28.9°C) and an average low-temperature of 63°F (17.2°C), holds the record as the warmest month. The heat index value during July is evaluated at a hot 91.4°F (33°C). Weather in July »
Weather in August
August, the last month of the summer in McKees Rocks, is another warm month, with an average temperature varying between 82.2°F (27.9°C) and 61.3°F (16.3°C). At the start of August, McKees Rocks's average high-temperature reaches a still moderately hot 82.2°F (27.9°C), subtly different from the preceding month. Weather in August »
Weather in September
September, the first month of the autumn in McKees Rocks, is also a moderately hot month, with temperature in the range of an average high of 75.7°F (24.3°C) and an average low of 55.9°F (13.3°C). September implies a soft temperature shift, with average high-temperatures reducing from August's warm 82.2°F (27.9°C) to a still moderately hot 75.7°F (24.3°C). Weather in September »
Weather in October
October, like September, in McKees Rocks, Pennsylvania, is another enjoyable autumn month, with an average temperature varying between 62.2°F (16.8°C) and 45.5°F (7.5°C). In McKees Rocks, entering October brings a temperature decrement, reducing from September's moderately hot 75.7°F (24.3°C) to an enjoyable 62.2°F (16.8°C). Weather in October »
Weather in November
The last month of the autumn, November, is also a frosty month in McKees Rocks, Pennsylvania, with an average temperature fluctuating between 49.1°F (9.5°C) and 34.2°F (1.2°C). With November's arrival, McKees Rocks's weather changes as the average high-temperature falls from a refreshing 62.2°F (16.8°C) in October to a frosty 49.1°F (9.5°C). Weather in November »
Weather in December
The first month of the winter, December, is also an icy month in McKees Rocks, Pennsylvania, with an average temperature ranging between max 39.4°F (4.1°C) and min 28.4°F (-2°C). McKees Rocks in December demonstrates a small temperature transition, adjusting from an average high of a chilly 49.1°F (9.5°C) in November to an icy 39.4°F (4.1°C). Weather in December »
[Resources]Frequently asked questions
What time of the year is the coldest in McKees Rocks?
January, known for its average high temperature of 33.1°F (0.6°C) and an average low temperature of 21°F (-6.1°C), is the coldest month in McKees Rocks, Pennsylvania.
What are the most humid months in McKees Rocks?
January and February, with an average relative humidity of 84%, are most humid months in McKees Rocks, Pennsylvania.
How much does it rain in McKees Rocks?
Throughout the year, there are 163.6 rainfall days, and 26.93" (684mm) of precipitation is accumulated.
When does it snow in McKees Rocks?
January through April, October through December are months with snowfall in McKees Rocks.
When does it snow the most in McKees Rocks?
The month with the most snowfall is January, when snow falls for 14.4 days and typically aggregates up to 3.31" (84mm) of snow.
How many days does it snow in McKees Rocks?
In McKees Rocks, Pennsylvania, during the entire year, snow falls for 47.7 days and aggregates up to 11.77" (299mm) of snow.
What is the month with the least sunshine in McKees Rocks?
The month with the least sunshine is January, with an average of 2.8h of sunshine.
When is Daylight Saving Time (DST) in McKees Rocks?
On Sunday, March 10. 2024, at 2:00 am, Daylight Saving Time starts in McKees Rocks, 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 in McKees Rocks?
May is the month with the most rainfall in McKees Rocks. Rain falls for 18.9 days and accumulates 3.07" (78mm) of precipitation.
When it does not snow in McKees Rocks?
May through September are months without snowfall in McKees Rocks.
When is the highest UV index in McKees Rocks?
May through July, with an average maximum UV index of 6, are months with the highest UV index.
When are the longest days in McKees Rocks?
June has the longest days of the year in McKees Rocks, Pennsylvania, with an average of 15h and 0min of daylight.
What is the hottest time of year in McKees Rocks?
During the warmest month in McKees Rocks, July, temperatures average a high of 84°F (28.9°C) and a low of 63°F (17.2°C).
What are the least humid months in McKees Rocks?
July and August, with an average relative humidity of 73%, are the least humid months.
What month has the most sunshine in McKees Rocks?
With an average of 10.1h of sunshine, August has the most sunshine of the year in McKees Rocks, Pennsylvania.
What is the driest month in McKees Rocks?
November is the month with the least rainfall in McKees Rocks, Pennsylvania. Rain falls for 9.8 days and accumulates 1.54" (39mm) of precipitation.
What is the month with the shortest days in McKees Rocks?
December has the shortest days of the year, with an average of 9h and 18min of daylight.
When is the lowest UV index in McKees Rocks?
With an average maximum UV index of 1, December is the month with the lowest UV index in McKees Rocks.
Average temperature
McKees Rocks, PA
The warmest month (with the highest average high temperature) is July (84°F).
The month with the lowest average high temperature is January (33.1°F).
The month with the highest average low temperature is July (63°F).
The coldest month (with the lowest average low temperature) is January (21°F).
Average pressure
McKees Rocks, PA
- Average pressure in January:
30.11"Hg - Average pressure in February:
30.08"Hg - Average pressure in March:
30.08"Hg - Average pressure in April:
29.97"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:
30.03"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 (29.95"Hg).
Average wind speed
McKees Rocks, PA
- Average wind speed in January:
8mph - Average wind speed in February:
7.6mph - Average wind speed in March:
7.3mph - Average wind speed in April:
7.5mph - Average wind speed in May:
6.1mph - 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:
5.2mph - Average wind speed in October:
6.3mph - Average wind speed in November:
6.8mph - Average wind speed in December:
7.3mph
The windiest month (with the highest average wind speed) is January (8mph).
The calmest months (with the lowest average wind speed) are July and August (4.8mph).
Average humidity
McKees Rocks, PA
The months with the highest relative humidity are January and February (84%).
The months with the lowest relative humidity are July and August (73%).
Average rainfall
McKees Rocks, PA
- Average rainfall in January:
1.69" - Average rainfall in February:
1.93" - Average rainfall in March:
2.05" - Average rainfall in April:
2.76" - Average rainfall in May:
3.07" - Average rainfall in June:
2.76"
- Average rainfall in July:
2.76" - Average rainfall in August:
2.05" - Average rainfall in September:
2.13" - Average rainfall in October:
2.09" - Average rainfall in November:
1.54" - Average rainfall in December:
2.13"
The wettest month (with the highest rainfall) is May (3.07").
The driest month (with the least rainfall) is November (1.54").
Average rainfall days
McKees Rocks, PA
- Average rainfall days in January:
8.9 days - Average rainfall days in February:
9 days - Average rainfall days in March:
12.8 days - Average rainfall days in April:
15.9 days - Average rainfall days in May:
18.9 days - Average rainfall days in June:
16.5 days
- Average rainfall days in July:
18.2 days - Average rainfall days in August:
16 days - Average rainfall days in September:
12.9 days - Average rainfall days in October:
14.2 days - Average rainfall days in November:
9.8 days - Average rainfall days in December:
10.5 days
The month with the highest number of rainy days is May (18.9 days).
The month with the least rainy days is January (8.9 days).
Average snowfall
McKees Rocks, PA
The month with the highest snowfall is January (3.31").
The months with the least snowfall are May, June, July, August and September (0").
Average snowfall days
McKees Rocks, PA
- Average snowfall days in January:
14.4 days - Average snowfall days in February:
10.8 days - Average snowfall days in March:
7.1 days - Average snowfall days in April:
1.4 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:
0.2 days - Average snowfall days in November:
3.5 days - Average snowfall days in December:
10.3 days
The month with the highest number of snowfall days is January (14.4 days).
The months with the least snowfall days are May, June, July, August and September (0 days).
Average daylight / Average sunshine
McKees Rocks, 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:
15h and 0min
- 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:
9h and 5min - Average daylight in December:
9h and 2min
The month with the longest days is June (Average daylight: 15h and 0min).
The month with the shortest days is December (Average daylight: 9h and 18min).
- Average sunshine in January:
2h and 5min - Average sunshine in February:
3h and 2min - Average sunshine in March:
5h and 1min - Average sunshine in April:
7h and 2min - Average sunshine in May:
8h and 4min - Average sunshine in June:
9h and 2min
- Average sunshine in July:
9h and 5min - Average sunshine in August:
10h and 1min - Average sunshine in September:
8h and 1min - Average sunshine in October:
5h and 1min - Average sunshine in November:
4h and 4min - Average sunshine in December:
3h and 1min
The month with the most sunshine is August (Average sunshine: 10h and 6min).
The month with the least sunshine is January (Average sunshine: 2h and 48min).
Average sunshine days
McKees Rocks, PA
- Average sunshine days in January:
10.7 days - Average sunshine days in February:
9.6 days - Average sunshine days in March:
12.3 days - Average sunshine days in April:
11.9 days - Average sunshine days in May:
9.8 days - Average sunshine days in June:
12.2 days
- Average sunshine days in July:
11.1 days - Average sunshine days in August:
13.4 days - Average sunshine days in September:
13.8 days - Average sunshine days in October:
14.9 days - Average sunshine days in November:
16.5 days - Average sunshine days in December:
11.5 days
The month with the most sunshine days is November (16.5 days).
The month with the least sunshine days is February (9.6 days).
Average UV index
McKees Rocks, 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
McKees Rocks, PA
The month with the most cloud cover is January (Cloud cover 70).
The month with the least cloud cover is August (Cloud cover 34).
Average visibility
McKees Rocks, PA
The months with the highest visibility are April, June, July, August and November (6mi).
The months with the lowest visibility are January, February, March, May, September, October and December (5mi).
McKees Rocks, Pennsylvania, USA
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