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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 Palo Alto, Pennsylvania, is a wintry winter month, with an average temperature fluctuating between 20.5°F (-6.4°C) and 32.5°F (0.3°C). Palo Alto notes the coldest temperatures in January, with a high average of 32.5°F (0.3°C) and a low of 20.5°F (-6.4°C). Weather in January »
Weather in February
February, the last month of the winter in Palo Alto, is also a wintry month, with temperature in the range of an average high of 36.1°F (2.3°C) and an average low of 22.3°F (-5.4°C). Entering February, Palo Alto's average high-temperature reads a still icy 36.1°F (2.3°C), indicating a close resemblance to the previous month's climate. Weather in February »
Weather in March
The first month of the spring, March, is a chilly month in Palo Alto, Pennsylvania, with an average temperature fluctuating between 29.3°F (-1.5°C) and 45.3°F (7.4°C). Palo Alto's transition into March is marked by a rise in the average high-temperature, advancing from an icy 36.1°F (2.3°C) in February to a chilly 45.3°F (7.4°C). Weather in March »
Weather in April
April is a mild spring month in Palo Alto, Pennsylvania, with an average temperature ranging between min 39.7°F (4.3°C) and max 57.4°F (14.1°C). April's arrival coincides with a rise in the average high-temperature, moving from March's chilly 45.3°F (7.4°C) to a moderate 57.4°F (14.1°C). Weather in April »
Weather in May
The last month of the spring, May, is an agreeable month in Palo Alto, Pennsylvania, with an average temperature fluctuating between 68.4°F (20.2°C) and 49.6°F (9.8°C). As Palo Alto transitions into May, the average high-temperature is observed to rise from a moderate 57.4°F (14.1°C) in April to a pleasant 68.4°F (20.2°C). Weather in May »
Weather in June
June, the first month of the summer in Palo Alto, is a moderately hot month, with temperature in the range of an average low of 56.8°F (13.8°C) and an average high of 75.7°F (24.3°C). June introduces a marginal temperature uplift, with average high-temperatures adjusting from May's pleasant 68.4°F (20.2°C) to a moderately hot 75.7°F (24.3°C). Weather in June »
Weather in July
July, the same as June, is a moderately hot summer month in Palo Alto, Pennsylvania, with an average temperature fluctuating between 61.3°F (16.3°C) and 81.5°F (27.5°C). July stands out as Palo Alto's warmest month, with an average high-temperature of 81.5°F (27.5°C) and a low-temperature of 61.3°F (16.3°C). In July, the heat index is estimated at a tropical 87.8°F (31°C). Weather in July »
Weather in August
The last month of the summer, August, is also a moderately hot month in Palo Alto, Pennsylvania, with an average temperature fluctuating between 79°F (26.1°C) and 59.5°F (15.3°C). Palo Alto's weather in August, with an average high-temperature of a still warm 79°F (26.1°C), subtly shifts from July's 81.5°F (27.5°C). Weather in August »
Weather in September
The first month of the autumn, September, is still a pleasant month in Palo Alto, Pennsylvania, with an average temperature fluctuating between 53.6°F (12°C) and 73°F (22.8°C). The transition into September is accompanied by a slight temperature decrease, with the average high-temperature shifting from a moderately hot 79°F (26.1°C) in August to an agreeable 73°F (22.8°C). Weather in September »
Weather in October
October, like September, in Palo Alto, Pennsylvania, is another refreshing autumn month, with an average temperature fluctuating between 60.8°F (16°C) and 44.6°F (7°C). Palo Alto's October weather features a mild decline in high-temperatures, reducing from an agreeable 73°F (22.8°C) in September to a refreshing 60.8°F (16°C). Weather in October »
Weather in November
November, the last month of the autumn in Palo Alto, is also a frosty month, with an average temperature ranging between max 48°F (8.9°C) and min 33.8°F (1°C). November comes with a decrease in the average high-temperature, falling from an enjoyable 60.8°F (16°C) in October to a frosty 48°F (8.9°C). Weather in November »
Weather in December
The first month of the winter, December, is also a wintry month in Palo Alto, Pennsylvania, with an average temperature ranging between max 38.8°F (3.8°C) and min 27.7°F (-2.4°C). December shows a mild decline in the average high-temperature, falling from November's chilly 48°F (8.9°C) to an icy 38.8°F (3.8°C). Weather in December »
[Resources]Frequently asked questions
What is the coldest month in Palo Alto?
Palo Alto's January weather, marked by an average high temperature of 32.5°F (0.3°C) and an average low temperature of 20.5°F (-6.4°C), is the coldest in the year.
How much does it rain in Palo Alto?
Throughout the year, in Palo Alto, Pennsylvania, there are 172.9 rainfall days, and 34.21" (869mm) of precipitation is accumulated.
When does it snow in Palo Alto?
January through May, October through December are months with snowfall.
What is the snowiest month in Palo Alto?
The month with the most snowfall in Palo Alto, Pennsylvania, is January, when snow falls for 11.8 days and typically aggregates up to 5.47" (139mm) of snow.
How many days does it snow in Palo Alto?
In Palo Alto, during the entire year, snow falls for 39.7 days and aggregates up to 20.47" (520mm) of snow.
What is the month with the least sunshine in Palo Alto?
January, February and December, with an average of 4.4h of sunshine, are months with the least sunshine.
What are the months with the lowest UV index in Palo Alto?
January through March, November and December, with an average maximum UV index of 2, are months with the lowest UV index in Palo Alto, Pennsylvania.
What is the most humid month in Palo Alto?
The most humid month is February, with an average relative humidity of 83%.
When is Daylight Saving Time (DST) in Palo Alto?
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 least humid month in Palo Alto?
April is the least humid month, with an average relative humidity of 77%.
What is the wettest month in Palo Alto?
The month with the most rainfall in Palo Alto, Pennsylvania, is May, when the rain falls for 18.7 days and typically aggregates up to 3.39" (86mm) of precipitation.
When it does not snow in Palo Alto?
June through September are months without snowfall in Palo Alto, Pennsylvania.
When are the longest days in Palo Alto?
June has the longest days of the year in Palo Alto, with an average of 15h and 0min of daylight.
What is the hottest time of year in Palo Alto?
July is the month when Palo Alto's temperatures reach their peak, with averages of 81.5°F (27.5°C) and lows of 61.3°F (16.3°C).
What month has the most sunshine in Palo Alto?
July has the most sunshine of the year in Palo Alto, Pennsylvania, with an average of 10.5h of sunshine.
What is the month with the highest UV index in Palo Alto?
With an average maximum UV index of 6, July is the month with the highest UV index in Palo Alto, Pennsylvania.
What is the driest month in Palo Alto?
The month with the least rainfall is September, when the rain falls for 12.7 days and typically collects 2.09" (53mm) of precipitation.
What is the month with the shortest days in Palo Alto?
The month with the shortest days is December, with an average of 9h and 18min of daylight.
Average temperature
Palo Alto, PA
The warmest month (with the highest average high temperature) is July (81.5°F).
The month with the lowest average high temperature is January (32.5°F).
The month with the highest average low temperature is July (61.3°F).
The coldest month (with the lowest average low temperature) is January (20.5°F).
Average pressure
Palo Alto, PA
- Average pressure in January:
30.09"Hg - Average pressure in February:
30.06"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:
30"Hg - Average pressure in September:
30.06"Hg - Average pressure in October:
30.03"Hg - Average pressure in November:
30.13"Hg - Average pressure in December:
30.1"Hg
The month with the highest atmospheric pressure is November (30.13"Hg).
The month with the lowest atmospheric pressure is June (29.94"Hg).
Average wind speed
Palo Alto, PA
- Average wind speed in January:
8.1mph - Average wind speed in February:
8.1mph - Average wind speed in March:
8.4mph - Average wind speed in April:
8.3mph - Average wind speed in May:
6.3mph - Average wind speed in June:
5.9mph
- Average wind speed in July:
5mph - Average wind speed in August:
4.8mph - Average wind speed in September:
5.5mph - Average wind speed in October:
6.7mph - Average wind speed in November:
7.2mph - Average wind speed in December:
7.7mph
The windiest month (with the highest average wind speed) is March (8.4mph).
The calmest month (with the lowest average wind speed) is August (4.8mph).
Average humidity
Palo Alto, PA
The month with the highest relative humidity is February (83%).
The month with the lowest relative humidity is April (77%).
Average rainfall
Palo Alto, PA
- Average rainfall in January:
2.68" - Average rainfall in February:
2.6" - Average rainfall in March:
2.76" - Average rainfall in April:
3.15" - Average rainfall in May:
3.39" - Average rainfall in June:
2.76"
- Average rainfall in July:
3.19" - Average rainfall in August:
3.07" - Average rainfall in September:
2.09" - Average rainfall in October:
2.95" - Average rainfall in November:
2.72" - Average rainfall in December:
2.87"
The wettest month (with the highest rainfall) is May (3.39").
The driest month (with the least rainfall) is September (2.09").
Average rainfall days
Palo Alto, PA
- Average rainfall days in January:
10.8 days - Average rainfall days in February:
10.9 days - Average rainfall days in March:
14.2 days - Average rainfall days in April:
16.8 days - Average rainfall days in May:
18.7 days - Average rainfall days in June:
16.6 days
- Average rainfall days in July:
17.8 days - Average rainfall days in August:
16.2 days - Average rainfall days in September:
12.7 days - Average rainfall days in October:
13.9 days - Average rainfall days in November:
10.8 days - Average rainfall days in December:
13.5 days
The month with the highest number of rainy days is May (18.7 days).
The months with the least rainy days are January and November (10.8 days).
Average snowfall
Palo Alto, PA
- Average snowfall in January:
5.47" - Average snowfall in February:
4.84" - Average snowfall in March:
4.96" - Average snowfall in April:
0.24" - Average snowfall in May:
0.28" - Average snowfall in June:
0"
The month with the highest snowfall is January (5.47").
The months with the least snowfall are June, July, August and September (0").
Average snowfall days
Palo Alto, PA
- Average snowfall days in January:
11.8 days - Average snowfall days in February:
10.4 days - Average snowfall days in March:
6.8 days - Average snowfall days in April:
1.3 days - Average snowfall days in May:
0.2 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:
2.1 days - Average snowfall days in December:
6.9 days
The month with the highest number of snowfall days is January (11.8 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight / Average sunshine
Palo Alto, 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 3min - 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 3min - 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:
4h and 2min - Average sunshine in February:
4h and 2min - Average sunshine in March:
6h and 1min - Average sunshine in April:
7h and 5min - Average sunshine in May:
8h and 2min - Average sunshine in June:
9h and 4min
- Average sunshine in July:
10h and 3min - Average sunshine in August:
10h and 0min - Average sunshine in September:
8h and 5min - Average sunshine in October:
5h and 1min - Average sunshine in November:
5h and 2min - Average sunshine in December:
4h and 2min
The month with the most sunshine is July (Average sunshine: 10h and 30min).
The months with the least sunshine are January, February and December (Average sunshine: 4h and 24min).
Average sunshine days
Palo Alto, PA
- Average sunshine days in January:
13.3 days - Average sunshine days in February:
10.6 days - Average sunshine days in March:
11.9 days - Average sunshine days in April:
11.4 days - Average sunshine days in May:
9.6 days - Average sunshine days in June:
10.8 days
- Average sunshine days in July:
10.7 days - Average sunshine days in August:
12.2 days - Average sunshine days in September:
14.9 days - Average sunshine days in October:
13.7 days - Average sunshine days in November:
16.3 days - Average sunshine days in December:
14.2 days
The month with the most sunshine days is November (16.3 days).
The month with the least sunshine days is May (9.6 days).
Average UV index
Palo Alto, PA
The month with the highest UV index is July (UV index 6).
The months with the lowest UV index are January, February, March, November and December (UV index 2).
Average cloud cover
Palo Alto, PA
The months with the most cloud cover are February and December (Cloud cover 53).
The month with the least cloud cover is July (Cloud cover 32).
Average visibility
Palo Alto, PA
The month with the highest visibility is April (6mi).
The months with the lowest visibility are January, February, March, May, June, July, August, September, October, November and December (5mi).
Palo Alto, Pennsylvania, USA
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