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, the same as December, in Harrisburg, Oregon, is another chilly winter month, with an average temperature varying between 48.6°F (9.2°C) and 35.2°F (1.8°C). In January, the average high-temperature is almost the same as in December - a still chilly 48.6°F (9.2°C). Weather in January »
Weather in February
February, the last month of the winter in Harrisburg, is another chilly month, with an average temperature varying between 35.1°F (1.7°C) and 49.1°F (9.5°C). In Harrisburg, Oregon, the average high-temperature in February is practically the same as in January - a still frosty 49.1°F (9.5°C). Weather in February »
Weather in March
The first month of the spring, March, is a cool month in Harrisburg, Oregon, with an average temperature ranging between max 52.7°F (11.5°C) and min 36.7°F (2.6°C). In March, the average high-temperature is essentially the same as in February - a cool 52.7°F (11.5°C). Weather in March »
Weather in April
April in Harrisburg, Oregon, is a mild spring month, with an average temperature fluctuating between 57.7°F (14.3°C) and 37.6°F (3.1°C). In April, the average high-temperature is almost the same as in March - a moderate 57.7°F (14.3°C). Weather in April »
Weather in May
May, the last month of the spring in Harrisburg, is a comfortable month, with an average temperature fluctuating between 65.5°F (18.6°C) and 41.2°F (5.1°C). In May, the average high-temperature marginally rises from a mild 57.7°F (14.3°C) in April to a comfortable 65.5°F (18.6°C). Weather in May »
Weather in June
June, the first month of the summer in Harrisburg, is a pleasant month, with temperature in the range of an average low of 45.1°F (7.3°C) and an average high of 71.2°F (21.8°C). In June, the average high-temperature slightly increases from a comfortable 65.5°F (18.6°C) in May to a pleasant 71.2°F (21.8°C). Weather in June »
Weather in July
July in Harrisburg, Oregon, is a moderately hot summer month, with an average temperature ranging between min 49.8°F (9.9°C) and max 79.3°F (26.3°C). In Harrisburg, Oregon, the average high-temperature in July marginally rises from an agreeable 71.2°F (21.8°C) in June to a warm 79.3°F (26.3°C). Weather in July »
Weather in August
The last month of the summer, August, is another warm month in Harrisburg, Oregon, with temperature in the range of an average high of 81.1°F (27.3°C) and an average low of 51.1°F (10.6°C). The warmest month is August, with an average high-temperature of 81.1°F (27.3°C) and an average low-temperature of 51.1°F (10.6°C). In August, the average heat index is evaluated at 84.2°F (29°C). Weather in August »
Weather in September
September, the first month of the autumn in Harrisburg, is still a warm month, with an average temperature ranging between max 73.6°F (23.1°C) and min 48.6°F (9.2°C). In September, the average high-temperature slightly decreases from 81.1°F (27.3°C) in August to a still warm 73.6°F (23.1°C). Weather in September »
Weather in October
October, the same as September, is another comfortable autumn month in Harrisburg, Oregon, with an average temperature fluctuating between 62.2°F (16.8°C) and 43.7°F (6.5°C). In Harrisburg, the average high-temperature in October drops from a moderately hot 73.6°F (23.1°C) in September to a comfortable 62.2°F (16.8°C). Weather in October »
Weather in November
November, the last month of the autumn in Harrisburg, is also a fresh month, with temperature in the range of an average high of 51.6°F (10.9°C) and an average low of 38.8°F (3.8°C). In November, the average high-temperature drops from an enjoyable 62.2°F (16.8°C) in October to a cool 51.6°F (10.9°C). Weather in November »
Weather in December
December, the first month of the winter in Harrisburg, is also a frosty month, with an average temperature fluctuating between 45.7°F (7.6°C) and 34.2°F (1.2°C). The coldest month is December, with an average high-temperature of 45.7°F (7.6°C) and an average low-temperature of 34.2°F (1.2°C). Weather in December »
[Resources]FAQ
What is the most humid month in Harrisburg?
The months with the highest humidity are January through March and December, with an average relative humidity of 87%.
How much does it rain in Harrisburg?
In Harrisburg, Oregon, during the entire year, the rain falls for 161.8 days and collects up to 28.82" (732mm) of precipitation.
When does it snow in Harrisburg?
January through March, November and December are months with snowfall in Harrisburg.
How many days does it snow in Harrisburg?
In Harrisburg, Oregon, during the entire year, snow falls for 4.1 days and aggregates up to 2.87" (73mm) of snow.
What is the month with the lowest UV index in Harrisburg?
January, February, November and December, with an average maximum UV index of 2, are months with the lowest UV index in Harrisburg.
When does it snow the most in Harrisburg?
The month with the most snowfall is February, when snow falls for 2 days and typically aggregates up to 1.81" (46mm) of snow.
What is the month with the least sunshine in Harrisburg?
With an average of 4h of sunshine, February has the least sunshine of the year in Harrisburg, Oregon.
When is Daylight Saving Time (DST) in Harrisburg?
On Sunday, March 12. 2023, at 2:00 am, Daylight Saving Time starts, and the time zone changes from PST to PDT. Daylight Saving Time ends Sunday, November 5. 2023, at 2:00 am, and the time zone reverts from PDT to PST.
When it does not snow in Harrisburg?
In Harrisburg, snow does not fall in April through October.
When are the longest days in Harrisburg?
The month with the longest days in Harrisburg, Oregon, is June, with an average of 15h and 28min of daylight.
What is the driest month in Harrisburg?
July is the month with the least rainfall. Rain falls for 4.1 days and accumulates 0.2" (5mm) of precipitation.
When is the highest UV index in Harrisburg?
July is the month with the highest UV index, with an average maximum UV index of 6.
What is the warmest month in Harrisburg?
The warmest month is August, with an average high-temperature of 81.1°F (27.3°C) and an average low-temperature of 51.1°F (10.6°C).
What is the least humid month in Harrisburg?
The least humid month is August, with an average relative humidity of 68%.
What month has the most sunshine in Harrisburg?
With an average of 11.1h of sunshine, August has the most sunshine of the year in Harrisburg, Oregon.
What is the coldest month in Harrisburg?
The coldest month in Harrisburg, Oregon, is December, with an average high-temperature of 45.7°F (7.6°C) and an average low-temperature of 34.2°F (1.2°C).
What is the rainiest month in Harrisburg?
The month with the most rainfall in Harrisburg is December, when the rain falls for 18.2 days and typically aggregates up to 4.37" (111mm) of precipitation.
What is the month with the shortest days in Harrisburg?
With an average of 8h and 55min of daylight, December has the shortest days of the year in Harrisburg.
Average temperature
Harrisburg, OR
The warmest month (with the highest average high temperature) is August (81.1°F).
The month with the lowest average high temperature is December (45.7°F).
The month with the highest average low temperature is August (51.1°F).
The coldest month (with the lowest average low temperature) is December (34.2°F).
Average pressure
Harrisburg, OR
- Average pressure in January:
30.11"Hg - Average pressure in February:
30.08"Hg - Average pressure in March:
30.04"Hg - Average pressure in April:
30.08"Hg - Average pressure in May:
30.04"Hg - Average pressure in June:
30.04"Hg
- Average pressure in July:
30.04"Hg - Average pressure in August:
30.01"Hg - Average pressure in September:
30.01"Hg - Average pressure in October:
30.05"Hg - Average pressure in November:
30.07"Hg - Average pressure in December:
30.1"Hg
The month with the highest atmospheric pressure is January (30.11"Hg).
The months with the lowest atmospheric pressure are August and September (30.01"Hg).
Average wind speed
Harrisburg, OR
- Average wind speed in January:
4.7mph - Average wind speed in February:
4.7mph - Average wind speed in March:
4.8mph - Average wind speed in April:
4.5mph - Average wind speed in May:
4.2mph - Average wind speed in June:
4.2mph
- Average wind speed in July:
4.1mph - Average wind speed in August:
3.9mph - Average wind speed in September:
3.8mph - Average wind speed in October:
4.3mph - Average wind speed in November:
4.7mph - Average wind speed in December:
4.7mph
The windiest month (with the highest average wind speed) is March (4.8mph).
The calmest month (with the lowest average wind speed) is September (3.8mph).
Average humidity
Harrisburg, OR
The months with the highest relative humidity are January, February, March and December (87%).
The month with the lowest relative humidity is August (68%).
Average rainfall
Harrisburg, OR
- Average rainfall in January:
3.9" - Average rainfall in February:
3.31" - Average rainfall in March:
3.62" - Average rainfall in April:
2.95" - Average rainfall in May:
1.81" - Average rainfall in June:
1.14"
- Average rainfall in July:
0.2" - Average rainfall in August:
0.35" - Average rainfall in September:
1.26" - Average rainfall in October:
2.56" - Average rainfall in November:
3.35" - Average rainfall in December:
4.37"
The wettest month (with the highest rainfall) is December (4.37").
The driest month (with the least rainfall) is July (0.2").
Average rainfall days
Harrisburg, OR
- Average rainfall days in January:
17.3 days - Average rainfall days in February:
16.6 days - Average rainfall days in March:
20 days - Average rainfall days in April:
17.8 days - Average rainfall days in May:
13.1 days - Average rainfall days in June:
10.3 days
- Average rainfall days in July:
4.1 days - Average rainfall days in August:
3.6 days - Average rainfall days in September:
8.5 days - Average rainfall days in October:
14.9 days - Average rainfall days in November:
17.4 days - Average rainfall days in December:
18.2 days
The month with the highest number of rainy days is March (20 days).
The month with the least rainy days is August (3.6 days).
Average snowfall
Harrisburg, OR
The month with the highest snowfall is February (1.81").
The months with the least snowfall are April, May, June, July, August, September and October (0").
Average snowfall days
Harrisburg, OR
- Average snowfall days in January:
0.8 days - Average snowfall days in February:
2 days - Average snowfall days in March:
0.8 days - Average snowfall days in April:
0.1 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:
0.1 days - Average snowfall days in December:
0.3 days
The month with the highest number of snowfall days is February (2 days).
The months with the least snowfall days are May, June, July, August, September and October (0 days).
Average daylight / Average sunshine
Harrisburg, OR
- Average daylight in January:
9h and 19min - Average daylight in February:
10h and 29min - Average daylight in March:
11h and 58min - Average daylight in April:
13h and 30min - Average daylight in May:
14h and 48min - Average daylight in June:
15h and 28min
- Average daylight in July:
15h and 7min - Average daylight in August:
13h and 58min - Average daylight in September:
12h and 29min - Average daylight in October:
10h and 58min - Average daylight in November:
9h and 37min - Average daylight in December:
8h and 55min
The month with the longest days is June (Average daylight: 15h and 28min).
The month with the shortest days is December (Average daylight: 8h and 55min).
- Average sunshine in January:
4h and 18min - Average sunshine in February:
4h and 0min - Average sunshine in March:
5h and 36min - Average sunshine in April:
7h and 0min - Average sunshine in May:
8h and 30min - Average sunshine in June:
9h and 18min
- Average sunshine in July:
11h and 0min - Average sunshine in August:
11h and 6min - Average sunshine in September:
9h and 18min - Average sunshine in October:
5h and 30min - Average sunshine in November:
4h and 48min - Average sunshine in December:
4h and 12min
The month with the most sunshine is August (Average sunshine: 11h and 6min).
The month with the least sunshine is February (Average sunshine: 4h and 0min).
Average sunshine days
Harrisburg, OR
- Average sunshine days in January:
12.2 days - Average sunshine days in February:
9.4 days - Average sunshine days in March:
9.4 days - Average sunshine days in April:
10.3 days - Average sunshine days in May:
15.3 days - Average sunshine days in June:
17.5 days
- Average sunshine days in July:
26.2 days - Average sunshine days in August:
25.3 days - Average sunshine days in September:
20.5 days - Average sunshine days in October:
14.5 days - Average sunshine days in November:
11.1 days - Average sunshine days in December:
11.6 days
The month with the most sunshine days is July (26.2 days).
The months with the least sunshine days are February and March (9.4 days).
Average UV index
Harrisburg, OR
The month with the highest UV index is July (UV index 6).
The months with the lowest UV index are January, February, November and December (UV index 2).
Average cloud cover
Harrisburg, OR
The month with the most cloud cover is February (Cloud cover 61).
The month with the least cloud cover is August (Cloud cover 22).
Average visibility
Harrisburg, OR
The months with the highest visibility are May, June, July, August, September, October and November (5mi).
The months with the lowest visibility are January, February, March, April and December (4mi).
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