Climate and monthly weather forecastLansdowne, PA
Climate and monthly weather forecast
Weather in January
January, like December, in Lansdowne, Pennsylvania, is another cold winter month, with an average temperature varying between 37.4°F (3°C) and 25.7°F (-3.5°C). January, with its average high-temperature of 37.4°F (3°C) and an average low-temperature of 25.7°F (-3.5°C), holds the record as the coldest month. Weather in January »Weather in February
February, the last month of the winter in Lansdowne, is another cold month, with an average temperature ranging between min 28°F (-2.2°C) and max 41.4°F (5.2°C). The advent of February brings an average high-temperature of a still wintry 41.4°F (5.2°C), exhibiting minor difference from the previous month. Weather in February »Weather in March
March, the first month of the spring in Lansdowne, is a chilly month, with an average temperature varying between 49.8°F (9.9°C) and 35.1°F (1.7°C). March's arrival brings a slight change in high-temperatures, adjusting from a cold 41.4°F (5.2°C) in February to a chilly 49.8°F (9.9°C). Weather in March »Weather in April
April in Lansdowne, Pennsylvania, is a refreshing spring month, with an average temperature ranging between min 45°F (7.2°C) and max 61.7°F (16.5°C). An upsurge in temperatures occurs as March gives way to April, with average highs shifting from a chilly 49.8°F (9.9°C) to an enjoyable 61.7°F (16.5°C). Weather in April »Weather in May
May, the last month of the spring in Lansdowne, is an agreeable month, with an average temperature fluctuating between 72°F (22.2°C) and 54.7°F (12.6°C). With the arrival of May, the average high-temperature transitions from a refreshing 61.7°F (16.5°C) in April to an agreeable 72°F (22.2°C). Weather in May »Weather in June
June, the first month of the summer in Lansdowne, is a warm month, with an average temperature ranging between max 79.9°F (26.6°C) and min 63.1°F (17.3°C). June witnesses a minor rise in the average high-temperature, transitioning from an agreeable 72°F (22.2°C) in May to a moderately hot 79.9°F (26.6°C). Weather in June »Weather in July
July is a tropical summer month in Lansdowne, Pennsylvania, with temperature in the range of an average high of 86°F (30°C) and an average low of 68.5°F (20.3°C). July is the warmest month of the year, registering average temperatures as high as 86°F (30°C) and as low as 68.5°F (20.3°C). The heat index in July is computed to be a very hot 96.8°F (36°C). Weather in July »Weather in August
The last month of the summer, August, is another warm month in Lansdowne, Pennsylvania, with an average temperature ranging between max 83.7°F (28.7°C) and min 67.6°F (19.8°C). The average high-temperature during August registers at a moderately hot 83.7°F (28.7°C), closely corresponding to the preceding month. Weather in August »Weather in September
September, the first month of the autumn in Lansdowne, is also a moderately hot month, with an average temperature ranging between max 76.6°F (24.8°C) and min 60.8°F (16°C). The average high-temperature slightly decreases in September, shifting from 83.7°F (28.7°C) in August to a still moderately hot 76.6°F (24.8°C). Weather in September »Weather in October
October, the same as September, is another enjoyable autumn month in Lansdowne, Pennsylvania, with an average temperature fluctuating between 65.1°F (18.4°C) and 50.9°F (10.5°C). In Lansdowne, the average high-temperature in October drops from a warm 76.6°F (24.8°C) in September to a refreshing 65.1°F (18.4°C). Weather in October »Weather in November
The last month of the autumn, November, is also a fresh month in Lansdowne, Pennsylvania, with an average temperature ranging between max 52.7°F (11.5°C) and min 39.2°F (4°C). The transition into November is accompanied by a temperature decrease, with the average high-temperature shifting from a comfortable 65.1°F (18.4°C) in October to a fresh 52.7°F (11.5°C). Weather in November »Weather in December
December, the first month of the winter in Lansdowne, is still a chilly month, with temperature in the range of an average high of 44.1°F (6.7°C) and an average low of 32.7°F (0.4°C). The arrival of December signals a subtle shift in temperature, down from a fresh 52.7°F (11.5°C) in November to a frosty 44.1°F (6.7°C). Weather in December »Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature
Lansdowne, PA
The warmest month (with the highest average high temperature) is July (86°F).
The month with the lowest average high temperature is January (37.4°F).
The month with the highest average low temperature is July (68.5°F).
The coldest month (with the lowest average low temperature) is January (25.7°F).
Average pressure
Lansdowne, PA
- Average pressure in January:
30.09"Hg - Average pressure in February:
30.06"Hg - Average pressure in March:
30.07"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:
29.96"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:
30.12"Hg - Average pressure in December:
30.09"Hg
The month with the highest atmospheric pressure is November (30.12"Hg).
The month with the lowest atmospheric pressure is June (29.94"Hg).
Average wind speed
Lansdowne, PA
- Average wind speed in January:
8.4mph - Average wind speed in February:
8.5mph - Average wind speed in March:
8.5mph - Average wind speed in April:
8.5mph - Average wind speed in May:
6.8mph - Average wind speed in June:
6.4mph
- Average wind speed in July:
5.7mph - Average wind speed in August:
5.5mph - Average wind speed in September:
6mph - Average wind speed in October:
7.2mph - Average wind speed in November:
7.6mph - Average wind speed in December:
7.8mph
The windiest months (with the highest average wind speed) are February, March and April (8.5mph).
The calmest month (with the lowest average wind speed) is August (5.5mph).
Average humidity
Lansdowne, PA
The months with the highest relative humidity are February, October and December (77%).
The month with the lowest relative humidity is April (71%).
Average rainfall
Lansdowne, PA
- Average rainfall in January:
1.46" - Average rainfall in February:
1.57" - Average rainfall in March:
2.13" - Average rainfall in April:
2.01" - Average rainfall in May:
2.01" - Average rainfall in June:
2.2"
- Average rainfall in July:
2.48" - Average rainfall in August:
2.95" - Average rainfall in September:
1.57" - Average rainfall in October:
1.85" - Average rainfall in November:
1.77" - Average rainfall in December:
2.4"
The wettest month (with the highest rainfall) is August (2.95").
The driest month (with the least rainfall) is January (1.46").
Average rainfall days
Lansdowne, PA
- Average rainfall days in January:
6.6 days - Average rainfall days in February:
8.3 days - Average rainfall days in March:
11.5 days - Average rainfall days in April:
12.8 days - Average rainfall days in May:
14.6 days - Average rainfall days in June:
14.6 days
- Average rainfall days in July:
16.9 days - Average rainfall days in August:
15.3 days - Average rainfall days in September:
12.3 days - Average rainfall days in October:
11.5 days - Average rainfall days in November:
8 days - Average rainfall days in December:
9.6 days
The month with the highest number of rainy days is July (16.9 days).
The month with the least rainy days is January (6.6 days).
Average snowfall
Lansdowne, PA
The month with the highest snowfall is March (2.05").
The months with the least snowfall are May, June, July, August, September and October (0").
Average snowfall days
Lansdowne, PA
- Average snowfall days in January:
3.3 days - Average snowfall days in February:
3.1 days - Average snowfall days in March:
2.8 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:
0.4 days - Average snowfall days in December:
1.5 days
The month with the highest number of snowfall days is January (3.3 days).
The months with the least snowfall days are May, June, July, August, September and October (0 days).
Average daylight / Average sunshine
Lansdowne, PA
- Average daylight in January:
9h and 42min - Average daylight in February:
10h and 42min - Average daylight in March:
12h and 0min - Average daylight in April:
13h and 18min - Average daylight in May:
14h and 24min - Average daylight in June:
15h and 0min
- Average daylight in July:
14h and 42min - Average daylight in August:
13h and 42min - Average daylight in September:
12h and 24min - Average daylight in October:
11h and 6min - Average daylight in November:
10h and 0min - Average daylight in December:
9h and 24min
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 24min).
- Average sunshine in January:
5h and 0min - Average sunshine in February:
4h and 54min - Average sunshine in March:
6h and 30min - Average sunshine in April:
8h and 30min - Average sunshine in May:
8h and 42min - Average sunshine in June:
10h and 6min
- Average sunshine in July:
10h and 42min - Average sunshine in August:
10h and 18min - Average sunshine in September:
8h and 54min - Average sunshine in October:
5h and 42min - Average sunshine in November:
5h and 42min - Average sunshine in December:
5h and 6min
The month with the most sunshine is July (Average sunshine: 10h and 42min).
The month with the least sunshine is February (Average sunshine: 4h and 54min).
Average sunshine days
Lansdowne, PA
- Average sunshine days in January:
20.8 days - Average sunshine days in February:
17.3 days - Average sunshine days in March:
16.2 days - Average sunshine days in April:
16.1 days - Average sunshine days in May:
14.2 days - Average sunshine days in June:
12.6 days
- Average sunshine days in July:
12.1 days - Average sunshine days in August:
13.4 days - Average sunshine days in September:
16.2 days - Average sunshine days in October:
17.9 days - Average sunshine days in November:
20.7 days - Average sunshine days in December:
19.7 days
The month with the most sunshine days is January (20.8 days).
The month with the least sunshine days is July (12.1 days).
Average UV index
Lansdowne, PA
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
Lansdowne, PA
The month with the most cloud cover is February (Cloud cover 47).
The month with the least cloud cover is July (Cloud cover 30).
Average visibility
Lansdowne, PA
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).





