Climate and monthly weather forecast
Johnsontown, NJ

Share

Weather in January

January, the same as December, is another cold winter month in Johnsontown, New Jersey, with an average temperature fluctuating between 30.4°F (-0.9°C) and 39.9°F (4.4°C). Johnsontown's January weather, with an average high temperature of 39.9°F (4.4°C) and an average low temperature of 30.4°F (-0.9°C), tends to be the coldest of the year. Weather in January »

Weather in February

The last month of the winter, February, is another cold month in Johnsontown, New Jersey, with temperature in the range of an average low of 31.8°F (-0.1°C) and an average high of 41.9°F (5.5°C). February's onset records an average high-temperature of a still icy 41.9°F (5.5°C), a near match to January's 39.9°F (4.4°C). Weather in February »

Weather in March

March, the first month of the spring in Johnsontown, is a chilly month, with temperature in the range of an average high of 47.7°F (8.7°C) and an average low of 37.4°F (3°C). As Johnsontown welcomes March, the average high-temperature sees a modest rise, transitioning from a cold 41.9°F (5.5°C) in February to a frosty 47.7°F (8.7°C). Weather in March »

Weather in April

April is a moderate spring month in Johnsontown, New Jersey, with an average temperature fluctuating between 46.6°F (8.1°C) and 56.8°F (13.8°C). The onset of April brings a rise in the average high-temperature, elevating from a frosty 47.7°F (8.7°C) in March to a moderate 56.8°F (13.8°C). Weather in April »

Weather in May

May, the last month of the spring in Johnsontown, is an enjoyable month, with an average temperature fluctuating between 55.9°F (13.3°C) and 65.7°F (18.7°C). A gentle upsurge in temperatures occurs as April gives way to May, with average highs shifting from a moderate 56.8°F (13.8°C) to a still refreshing 65.7°F (18.7°C). Weather in May »

Weather in June

The first month of the summer, June, is a moderately hot month in Johnsontown, New Jersey, with an average temperature ranging between min 64.6°F (18.1°C) and max 74.8°F (23.8°C). With the onset of June, Johnsontown experiences a temperature shift, with the average high-temperature moving from a comfortable 65.7°F (18.7°C) in May to a moderately hot 74.8°F (23.8°C). Weather in June »

Weather in July

July, the same as June, is another warm summer month in Johnsontown, New Jersey, with temperature in the range of an average low of 71.2°F (21.8°C) and an average high of 81.1°F (27.3°C). July stands out as Johnsontown's warmest month, with temperatures ranging between an average high of 81.1°F (27.3°C) and a low of 71.2°F (21.8°C). The heat index in July is estimated at a hot 86°F (30°C). Weather in July »

Weather in August

August, the last month of the summer in Johnsontown, is another warm month, with an average temperature varying between 80.2°F (26.8°C) and 70.5°F (21.4°C). The arrival of August brings an average high-temperature of a still moderately hot 80.2°F (26.8°C), subtly diverging from July's 81.1°F (27.3°C). Weather in August »

Weather in September

The first month of the autumn, September, is still a warm month in Johnsontown, New Jersey, with an average temperature varying between 65.3°F (18.5°C) and 74.3°F (23.5°C). A subtle shift in Johnsontown's weather is observed as August turns into September, with the average high temperature reducing from 80.2°F (26.8°C) to a still moderately hot 74.3°F (23.5°C). Weather in September »

Weather in October

October, the same as September, is another enjoyable autumn month in Johnsontown, New Jersey, with an average temperature fluctuating between 64.8°F (18.2°C) and 55.4°F (13°C). As October begins, there is a decrease in the average high-temperature, falling from a moderately hot 74.3°F (23.5°C) in September to a refreshing 64.8°F (18.2°C). Weather in October »

Weather in November

November, the last month of the autumn in Johnsontown, is another cool month, with an average temperature ranging between min 44.6°F (7°C) and max 53.6°F (12°C). The arrival of November corresponds with a temperature reduction, down from October's enjoyable 64.8°F (18.2°C) to a fresh 53.6°F (12°C). Weather in November »

Weather in December

December, the first month of the winter in Johnsontown, is still a chilly month, with an average temperature varying between 37°F (2.8°C) and 46°F (7.8°C). The transition to December results in a modest reduction in average high-temperature, moving from a fresh 53.6°F (12°C) in November to a chilly 46°F (7.8°C). Weather in December »
[Resources]

Frequently asked questions

What are the coldest months in Johnsontown?

Johnsontown's January weather, marked by an average high temperature of 39.9°F (4.4°C) and an average low temperature of 30.4°F (-0.9°C), is the coldest in the year.

What is the least humid month in Johnsontown?

The months with the lowest humidity are January, March, April and November, with an average relative humidity of 74%.

How much does it rain in Johnsontown?

In Johnsontown, New Jersey, during the entire year, the rain falls for 86.1 days and collects up to 6.69" (170mm) of precipitation.

When does it snow in Johnsontown?

Months with snowfall in Johnsontown, New Jersey, are January through March and December.

When does it snow the most in Johnsontown?

The month with the most snowfall is January, when snow falls for 1.9 days and typically aggregates up to 0.2" (5mm) of snow.

How many days does it snow in Johnsontown?

In Johnsontown, during the entire year, snow falls for 6 days and aggregates up to 0.59" (15mm) of snow.

When is the lowest UV index in Johnsontown?

January, February and December, with an average maximum UV index of 2, are months with the lowest UV index in Johnsontown, New Jersey.

What is the month with the least sunshine in Johnsontown?

With an average of 4.9h of sunshine, February has the least sunshine of the year in Johnsontown.

When is Daylight Saving Time (DST) in Johnsontown?

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.

When it does not snow in Johnsontown?

April through November are months without snowfall.

What are the most humid months in Johnsontown?

May and June, with an average relative humidity of 80%, are most humid months in Johnsontown, New Jersey.

What are the months with the highest UV index in Johnsontown?

May through August, with an average maximum UV index of 6, are months with the highest UV index.

When are the longest days in Johnsontown?

With an average of 14h and 54min of daylight, June has the longest days of the year.

What time of the year is the hottest in Johnsontown?

In Johnsontown, July registers the highest temperatures, averaging 81.1°F (27.3°C) at the peak and 71.2°F (21.8°C) at the lowest.

What month has the most sunshine in Johnsontown?

With an average of 10.8h of sunshine, July has the most sunshine of the year.

What is the driest month in Johnsontown?

The month with the least rainfall in Johnsontown, New Jersey, is September, when the rain falls for 6.1 days and typically collects 0.28" (7mm) of precipitation.

What is the rainiest month in Johnsontown?

December is the month with the most rainfall. Rain falls for 5.5 days and accumulates 0.75" (19mm) of precipitation.

What is the month with the shortest days in Johnsontown?

The month with the shortest days in Johnsontown, New Jersey, is December, with an average of 9h and 24min of daylight.

Average temperature
Johnsontown, NJ

Average temperature - Johnsontown, NJ

The warmest month (with the highest average high temperature) is July (81.1°F).
The month with the lowest average high temperature is January (39.9°F).

The month with the highest average low temperature is July (71.2°F).
The coldest month (with the lowest average low temperature) is January (30.4°F).

[Resources]

Average pressure
Johnsontown, NJ

Average pressure - Johnsontown, NJ

The month with the highest atmospheric pressure is November (30.11"Hg).
The month with the lowest atmospheric pressure is June (29.94"Hg).

[Resources]

Average wind speed
Johnsontown, NJ

Average wind speed - Johnsontown, NJ

The windiest month (with the highest average wind speed) is January (11.7mph).
The calmest month (with the lowest average wind speed) is August (8mph).

[Resources]

Average humidity
Johnsontown, NJ

Average humidity - Johnsontown, NJ

The months with the highest relative humidity are May and June (80%).
The months with the lowest relative humidity are January, March, April and November (74%).

[Resources]

Average rainfall
Johnsontown, NJ

Average rainfall - Johnsontown, NJ

The wettest month (with the highest rainfall) is December (0.75").
The driest month (with the least rainfall) is September (0.28").

[Resources]

Average rainfall days
Johnsontown, NJ

Average rainfall days - Johnsontown, NJ

The month with the highest number of rainy days is July (10.3 days).
The month with the least rainy days is January (4.5 days).

[Resources]

Average snowfall
Johnsontown, NJ

Average snowfall - Johnsontown, NJ

The month with the highest snowfall is January (0.2").
The months with the least snowfall are April, May, June, July, August, September, October and November (0").

[Resources]

Average snowfall days
Johnsontown, NJ

Average snowfall days - Johnsontown, NJ

The month with the highest number of snowfall days is January (1.9 days).
The months with the least snowfall days are April, May, June, July, August, September, October and November (0 days).

[Resources]

Average daylight / Average sunshine
Johnsontown, NJ

Average daylight / Average sunshine - Johnsontown, NJ

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).

The month with the most sunshine is July (Average sunshine: 10h and 48min).
The month with the least sunshine is February (Average sunshine: 4h and 54min).

[Resources]

Average sunshine days
Johnsontown, NJ

Average sunshine days - Johnsontown, NJ

The month with the most sunshine days is January (24.3 days).
The month with the least sunshine days is August (18.2 days).

[Resources]

Average UV index
Johnsontown, NJ

Average UV index - Johnsontown, NJ

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 and December (UV index 2).

[Resources]

Average visibility
Johnsontown, NJ

Average visibility - Johnsontown, NJ

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).

[Resources]

Johnsontown, New Jersey, USA

Weather forecast for your location

1. Click Locate me button
2. Allow the app to use your location