Climate and monthly weather forecastSouth Beach, OR
Climate and monthly weather forecast
Weather in January
January, the same as December, in South Beach, Oregon, is a frosty winter month, with an average temperature varying between 41.5°F (5.3°C) and 48.7°F (9.3°C). At the onset of January, South Beach records an average high-temperature of a still chilly 48.7°F (9.3°C), showing little deviation from the preceding month. Weather in January »Weather in February
February, the last month of the winter in South Beach, is another chilly month, with temperature in the range of an average high of 49.3°F (9.6°C) and an average low of 40.8°F (4.9°C). February notes an average high-temperature of a still frosty 49.3°F (9.6°C), subtly differing from January's 48.7°F (9.3°C). Weather in February »Weather in March
The first month of the spring, March, is a cool month in South Beach, Oregon, with an average temperature ranging between min 42.1°F (5.6°C) and max 50.2°F (10.1°C). The commencement of March records an average high-temperature of a fresh 50.2°F (10.1°C), barely varying from February's 49.3°F (9.6°C). Weather in March »Weather in April
April, like March, in South Beach, Oregon, is another fresh spring month, with an average temperature varying between 53.2°F (11.8°C) and 43.5°F (6.4°C). April brings an average high-temperature of a still fresh 53.2°F (11.8°C), nearly identical to the preceding month. Weather in April »Weather in May
The last month of the spring, May, is a moderate month in South Beach, Oregon, with an average temperature varying between 46.8°F (8.2°C) and 57.9°F (14.4°C). Welcoming May, South Beach notes an average high-temperature of a refreshing 57.9°F (14.4°C), nearly consistent with April's 53.2°F (11.8°C). Weather in May »Weather in June
The first month of the summer, June, is a refreshing month in South Beach, Oregon, with an average temperature fluctuating between 61.5°F (16.4°C) and 50.4°F (10.2°C). South Beach's June average high-temperature settles at a comfortable 61.5°F (16.4°C), showing a near match with the preceding month. Weather in June »Weather in July
July, the same as June, is another refreshing summer month in South Beach, Oregon, with temperature in the range of an average low of 52.9°F (11.6°C) and an average high of 66.2°F (19°C). The advent of July reveals an average high-temperature of a still enjoyable 66.2°F (19°C), showing minimal difference from the prior month. Weather in July »Weather in August
August, the last month of the summer in South Beach, is another refreshing month, with an average temperature fluctuating between 53.6°F (12°C) and 67.6°F (19.8°C). August is the month when South Beach's temperatures reach their peak, with averages of 67.6°F (19.8°C) and lows of 53.6°F (12°C). Weather in August »Weather in September
The first month of the autumn, September, is also an enjoyable month in South Beach, Oregon, with an average temperature fluctuating between 52°F (11.1°C) and 65.5°F (18.6°C). South Beach measures an average high-temperature of a still refreshing 65.5°F (18.6°C) in September, nearly consistent with the preceding month. Weather in September »Weather in October
October, like September, is another mild autumn month in South Beach, Oregon, with an average temperature ranging between min 48.7°F (9.3°C) and max 59.5°F (15.3°C). The advent of October brings a slight shift in average high-temperature, moving from an enjoyable 65.5°F (18.6°C) in September to a still refreshing 59.5°F (15.3°C). Weather in October »Weather in November
The last month of the autumn, November, is also a fresh month in South Beach, Oregon, with an average temperature varying between 44.6°F (7°C) and 52.2°F (11.2°C). The arrival of November is marked by a minor reduction in average high-temperature, sliding from a refreshing 59.5°F (15.3°C) in October to a fresh 52.2°F (11.2°C). Weather in November »Weather in December
The first month of the winter, December, is still a chilly month in South Beach, Oregon, with an average temperature ranging between min 40.6°F (4.8°C) and max 47.7°F (8.7°C). The coldest time of the year is December, with temperatures averaging a high of 47.7°F (8.7°C) and a low of 40.6°F (4.8°C). Weather in December »Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature
South Beach, OR
The warmest month (with the highest average high temperature) is August (67.6°F).
The month with the lowest average high temperature is December (47.7°F).
The month with the highest average low temperature is August (53.6°F).
The coldest month (with the lowest average low temperature) is December (40.6°F).
Average pressure
South Beach, OR
- Average pressure in January:
30.09"Hg - Average pressure in February:
30.07"Hg - Average pressure in March:
30.03"Hg - Average pressure in April:
30.08"Hg - Average pressure in May:
30.06"Hg - Average pressure in June:
30.06"Hg
- Average pressure in July:
30.06"Hg - Average pressure in August:
30.03"Hg - Average pressure in September:
30.02"Hg - Average pressure in October:
30.04"Hg - Average pressure in November:
30.05"Hg - Average pressure in December:
30.07"Hg
The month with the highest atmospheric pressure is January (30.09"Hg).
The month with the lowest atmospheric pressure is September (30.02"Hg).
Average wind speed
South Beach, OR
- Average wind speed in January:
9.8mph - Average wind speed in February:
8.9mph - Average wind speed in March:
9.5mph - Average wind speed in April:
8.8mph - Average wind speed in May:
8.1mph - Average wind speed in June:
7.8mph
- Average wind speed in July:
7.9mph - Average wind speed in August:
6.5mph - Average wind speed in September:
6.6mph - Average wind speed in October:
7.8mph - Average wind speed in November:
9.1mph - Average wind speed in December:
9.4mph
The windiest month (with the highest average wind speed) is January (9.8mph).
The calmest month (with the lowest average wind speed) is August (6.5mph).
Average humidity
South Beach, OR
The months with the highest relative humidity are February, March, November and December (83%).
The months with the lowest relative humidity are April, May, July, September and October (81%).
Average rainfall
South Beach, OR
- Average rainfall in January:
2.72" - Average rainfall in February:
2.32" - Average rainfall in March:
2.05" - Average rainfall in April:
1.54" - Average rainfall in May:
1.02" - Average rainfall in June:
0.51"
- Average rainfall in July:
0.16" - Average rainfall in August:
0.24" - Average rainfall in September:
0.91" - Average rainfall in October:
1.69" - Average rainfall in November:
2.44" - Average rainfall in December:
3.07"
The wettest month (with the highest rainfall) is December (3.07").
The driest month (with the least rainfall) is July (0.16").
Average rainfall days
South Beach, OR
- Average rainfall days in January:
14.8 days - Average rainfall days in February:
14.7 days - Average rainfall days in March:
18.2 days - Average rainfall days in April:
14.7 days - Average rainfall days in May:
9.5 days - Average rainfall days in June:
7.8 days
- Average rainfall days in July:
4.1 days - Average rainfall days in August:
3.7 days - Average rainfall days in September:
6.8 days - Average rainfall days in October:
13.2 days - Average rainfall days in November:
15.5 days - Average rainfall days in December:
16.5 days
The month with the highest number of rainy days is March (18.2 days).
The month with the least rainy days is August (3.7 days).
Average snowfall
South Beach, OR
The month with the highest snowfall is February (0.28").
The months with the least snowfall are March, April, May, June, July, August, September, October and December (0").
Average snowfall days
South Beach, OR
- Average snowfall days in January:
0.3 days - Average snowfall days in February:
0.9 days - Average snowfall days in March:
0 days - Average snowfall days in April:
0 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:
0.3 days - Average snowfall days in December:
0.1 days
The month with the highest number of snowfall days is February (0.9 days).
The months with the least snowfall days are March, April, May, June, July, August, September and October (0 days).
Average daylight / Average sunshine
South Beach, OR
- Average daylight in January:
9h and 18min - Average daylight in February:
10h and 30min - Average daylight in March:
12h and 0min - Average daylight in April:
13h and 30min - Average daylight in May:
14h and 48min - Average daylight in June:
15h and 30min
- Average daylight in July:
15h and 12min - Average daylight in August:
14h and 0min - Average daylight in September:
12h and 30min - Average daylight in October:
11h and 0min - Average daylight in November:
9h and 36min - Average daylight in December:
8h and 54min
The month with the longest days is June (Average daylight: 15h and 30min).
The month with the shortest days is December (Average daylight: 8h and 54min).
- Average sunshine in January:
4h and 0min - Average sunshine in February:
4h and 0min - Average sunshine in March:
5h and 30min - Average sunshine in April:
7h and 24min - Average sunshine in May:
8h and 24min - Average sunshine in June:
9h and 24min
- Average sunshine in July:
10h and 42min - Average sunshine in August:
10h and 24min - Average sunshine in September:
9h and 0min - Average sunshine in October:
5h and 18min - Average sunshine in November:
4h and 24min - Average sunshine in December:
4h and 12min
The month with the most sunshine is July (Average sunshine: 10h and 42min).
The months with the least sunshine are January and February (Average sunshine: 4h and 0min).
Average sunshine days
South Beach, OR
- Average sunshine days in January:
14 days - Average sunshine days in February:
11 days - Average sunshine days in March:
10.9 days - Average sunshine days in April:
13.8 days - Average sunshine days in May:
19.4 days - Average sunshine days in June:
19.8 days
- Average sunshine days in July:
25.8 days - Average sunshine days in August:
25.1 days - Average sunshine days in September:
21.5 days - Average sunshine days in October:
16.2 days - Average sunshine days in November:
12.5 days - Average sunshine days in December:
11.8 days
The month with the most sunshine days is July (25.8 days).
The month with the least sunshine days is March (10.9 days).
Average UV index
South Beach, OR
The month with the highest UV index is July (UV index 5).
The months with the lowest UV index are February, November and December (UV index 2).
Average cloud cover
South Beach, OR
The months with the most cloud cover are February and March (Cloud cover 59).
The month with the least cloud cover is July (Cloud cover 29).
Average visibility
South Beach, OR
The months with the highest visibility are January, February, March, April, May, June, July, October, November and December (6mi).
The months with the lowest visibility are August and September (5mi).





