Climate and monthly weather forecast
Lock Haven, PA

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Weather in January

January, the same as December, in Lock Haven, Pennsylvania, is a freezing cold winter month, with an average temperature varying between 18.3°F (-7.6°C) and 30.9°F (-0.6°C). January is the coldest month, exhibiting average temperatures of 30.9°F (-0.6°C) at the peak and 18.3°F (-7.6°C) at the base. Weather in January »

Weather in February

The last month of the winter, February, is a wintry month in Lock Haven, Pennsylvania, with an average temperature ranging between max 35.2°F (1.8°C) and min 20.3°F (-6.5°C). Lock Haven's weather in February indicates an average high-temperature of an icy 35.2°F (1.8°C), nearly consistent with the 30.9°F (-0.6°C) of January. Weather in February »

Weather in March

March, the first month of the spring in Lock Haven, is a frosty month, with an average temperature fluctuating between 44.2°F (6.8°C) and 27.5°F (-2.5°C). The shift into March is characterized by a rise in the average high-temperature, transitioning from February's icy 35.2°F (1.8°C) to a frosty 44.2°F (6.8°C). Weather in March »

Weather in April

April in Lock Haven, Pennsylvania, is a mild spring month, with an average temperature ranging between min 37.4°F (3°C) and max 56.7°F (13.7°C). An increase in the average high-temperature marks April, moving from March's frosty 44.2°F (6.8°C) to a mild 56.7°F (13.7°C). Weather in April »

Weather in May

The last month of the spring, May, is an agreeable month in Lock Haven, Pennsylvania, with an average temperature fluctuating between 47.8°F (8.8°C) and 68.9°F (20.5°C). The start of May brings a rise in the average high-temperature, moving from a mild 56.7°F (13.7°C) in April to a pleasant 68.9°F (20.5°C). Weather in May »

Weather in June

June, the first month of the summer in Lock Haven, is a moderately hot month, with temperature in the range of an average high of 76.8°F (24.9°C) and an average low of 54.1°F (12.3°C). With the onset of June, Lock Haven's average high-temperature sees a modest rise, moving from May's pleasant 68.9°F (20.5°C) to a warm 76.8°F (24.9°C). Weather in June »

Weather in July

July, the same as June, is another warm summer month in Lock Haven, Pennsylvania, with temperature in the range of an average low of 58.6°F (14.8°C) and an average high of 82.2°F (27.9°C). Lock Haven's warmest month, July, registers temperatures that range from a high of 82.2°F (27.9°C) to a low of 58.6°F (14.8°C). The heat index for July is computed to be a hot 87.8°F (31°C). Weather in July »

Weather in August

August, the last month of the summer in Lock Haven, is another warm month, with an average temperature ranging between min 56.5°F (13.6°C) and max 79.5°F (26.4°C). Lock Haven's average high-temperature in August is a still warm 79.5°F (26.4°C), indicating a subtle variation from July. Weather in August »

Weather in September

September, the first month of the autumn in Lock Haven, is still a pleasant month, with an average temperature varying between 51.1°F (10.6°C) and 72.3°F (22.4°C). The shift from August to September coincides with a small decrease in the average high-temperature, down to an agreeable 72.3°F (22.4°C) from a moderately hot 79.5°F (26.4°C). Weather in September »

Weather in October

October, the same as September, in Lock Haven, Pennsylvania, is a moderate autumn month, with temperature in the range of an average low of 42.4°F (5.8°C) and an average high of 59.7°F (15.4°C). October brings a decrease in the average high-temperature, falling from September's pleasant 72.3°F (22.4°C) to a mild 59.7°F (15.4°C). Weather in October »

Weather in November

The last month of the autumn, November, is also a frosty month in Lock Haven, Pennsylvania, with an average temperature ranging between max 46.2°F (7.9°C) and min 32.4°F (0.2°C). November brings a drop in Lock Haven's average high-temperature, falling from a mild 59.7°F (15.4°C) in October to a chilly 46.2°F (7.9°C). Weather in November »

Weather in December

December, the first month of the winter in Lock Haven, is still a cold month, with an average temperature varying between 36.7°F (2.6°C) and 25.9°F (-3.4°C). The arrival of December corresponds with a temperature reduction, down from November's chilly 46.2°F (7.9°C) to an icy 36.7°F (2.6°C). Weather in December »
Updated: Feb 13, 2024 | Published by: Weather U.S. | Resources

Frequently asked questions

What are the coldest months in Lock Haven?

January, with its high-temperature average of 30.9°F (-0.6°C) and a low-temperature average of 18.3°F (-7.6°C), is the coldest month in Lock Haven.

How much does it rain in Lock Haven?

In Lock Haven, Pennsylvania, during the entire year, the rain falls for 174.7 days and collects up to 32.09" (815mm) of precipitation.

When does it snow in Lock Haven?

January through May, October through December are months with snowfall in Lock Haven, Pennsylvania.

How many days does it snow in Lock Haven?

Throughout the year, in Lock Haven, there are 56.1 snowfall days, and 24.84" (631mm) of snow is accumulated.

What is the month with the least sunshine in Lock Haven?

January has the least sunshine of the year in Lock Haven, Pennsylvania, with an average of 3.3h of sunshine.

What are the most humid months in Lock Haven?

February and December, with an average relative humidity of 84%, are most humid months in Lock Haven.

What is the snowiest month in Lock Haven?

The month with the most snowfall is February, when snow falls for 13.5 days and typically aggregates up to 7.13" (181mm) of snow.

When is Daylight Saving Time (DST) in Lock Haven?

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 Lock Haven?

The months with the lowest humidity in Lock Haven, Pennsylvania, are April, June and July, with an average relative humidity of 77%.

What is the wettest month in Lock Haven?

The month with the most rainfall in Lock Haven is April, when the rain falls for 17.7 days and typically aggregates up to 3.54" (90mm) of precipitation.

When it does not snow in Lock Haven?

In Lock Haven, Pennsylvania, snow does not fall in June through September.

When are the longest days in Lock Haven?

June has the longest days of the year, with an average of 15h and 6min of daylight.

What part of the year is the hottest in Lock Haven?

Lock Haven's temperature records reveal July as the warmest month, marked by average highs of 82.2°F (27.9°C) and lows of 58.6°F (14.8°C).

What month has the most sunshine in Lock Haven?

July has the most sunshine of the year in Lock Haven, Pennsylvania, with an average of 10h of sunshine.

What is the month with the highest UV index in Lock Haven?

With an average maximum UV index of 6, July is the month with the highest UV index.

What is the driest month in Lock Haven?

November is the month with the least rainfall in Lock Haven, Pennsylvania. Rain falls for 11.6 days and accumulates 2.09" (53mm) of precipitation.

What is the month with the shortest days in Lock Haven?

The month with the shortest days in Lock Haven is December, with an average of 9h and 18min of daylight.

What is the month with the lowest UV index in Lock Haven?

The month with the lowest UV index is December, with an average maximum UV index of 1.

Average temperature
Lock Haven, PA

Average temperature - Lock Haven, PA

The warmest month (with the highest average high temperature) is July (82.2°F).
The month with the lowest average high temperature is January (30.9°F).

The month with the highest average low temperature is July (58.6°F).
The coldest month (with the lowest average low temperature) is January (18.3°F).

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Average pressure
Lock Haven, PA

Average pressure - Lock Haven, PA

The month with the highest atmospheric pressure is November (30.13"Hg).
The month with the lowest atmospheric pressure is June (29.95"Hg).

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Average wind speed
Lock Haven, PA

Average wind speed - Lock Haven, PA

The windiest months (with the highest average wind speed) are January and April (7.5mph).
The calmest month (with the lowest average wind speed) is August (4.8mph).

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Average humidity
Lock Haven, PA

Average humidity - Lock Haven, PA

The months with the highest relative humidity are February and December (84%).
The months with the lowest relative humidity are April, June and July (77%).

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Average rainfall
Lock Haven, PA

Average rainfall - Lock Haven, PA

The wettest month (with the highest rainfall) is April (3.54").
The driest month (with the least rainfall) is November (2.09").

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Average rainfall days
Lock Haven, PA

Average rainfall days - Lock Haven, PA

The month with the highest number of rainy days is May (18.7 days).
The month with the least rainy days is February (10.3 days).

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Average snowfall
Lock Haven, PA

Average snowfall - Lock Haven, PA

The month with the highest snowfall is February (7.13").
The months with the least snowfall are June, July, August and September (0").

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Average snowfall days
Lock Haven, PA

Average snowfall days - Lock Haven, PA

The month with the highest number of snowfall days is January (15.4 days).
The months with the least snowfall days are June, July, August and September (0 days).

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Average daylight / Average sunshine
Lock Haven, PA

Average daylight / Average sunshine - Lock Haven, PA

The month with the longest days is June (Average daylight: 15h and 6min).
The month with the shortest days is December (Average daylight: 9h and 18min).

The month with the most sunshine is July (Average sunshine: 10h and 0min).
The month with the least sunshine is January (Average sunshine: 3h and 18min).

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Average sunshine days
Lock Haven, PA

Average sunshine days - Lock Haven, PA

The month with the most sunshine days is September (15.5 days).
The month with the least sunshine days is February (8.8 days).

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Average visibility
Lock Haven, PA

Average visibility - Lock Haven, PA

The months with the highest visibility are January, March, April, May, June, July, August, October and November (5mi).
The months with the lowest visibility are February, September and December (4mi).

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Lock Haven, Pennsylvania, USA

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