Climate and monthly weather forecastUlmer, SC
Climate and monthly weather forecast
Weather in January
January, the same as December, in Ulmer, South Carolina, is a moderate winter month, with temperature in the range of an average high of 55.4°F (13°C) and an average low of 39.9°F (4.4°C). With its high average temperature of 55.4°F (13°C) and a low of 39.9°F (4.4°C), January is regarded as the coldest month. Weather in January »Weather in February
February, the last month of the winter in Ulmer, is another refreshing month, with an average temperature fluctuating between 60.1°F (15.6°C) and 43.2°F (6.2°C). Ulmer experiences an average high-temperature of a still moderate 60.1°F (15.6°C) in February, marking an insignificant shift from 55.4°F (13°C) in January. Weather in February »Weather in March
The first month of the spring, March, is a comfortable month in Ulmer, South Carolina, with an average temperature varying between 66.6°F (19.2°C) and 48.7°F (9.3°C). The onset of March brings a minor temperature shift, with the average high-temperature moving from a mild 60.1°F (15.6°C) in February to an enjoyable 66.6°F (19.2°C). Weather in March »Weather in April
April is a warm spring month in Ulmer, South Carolina, with an average temperature varying between 75°F (23.9°C) and 56.5°F (13.6°C). April marks a minor ascent in the average high-temperature, adjusting from March's refreshing 66.6°F (19.2°C) to a warm 75°F (23.9°C). Weather in April »Weather in May
The last month of the spring, May, is also a moderately hot month in Ulmer, South Carolina, with an average temperature ranging between max 81.7°F (27.6°C) and min 64°F (17.8°C). The shift into May is accompanied by a modest temperature increase, with the average high-temperature edging up from 75°F (23.9°C) in April to a still warm 81.7°F (27.6°C). Weather in May »Weather in June
June, the first month of the summer in Ulmer, is a hot month, with an average temperature varying between 88.3°F (31.3°C) and 71.1°F (21.7°C). A gentle upsurge in temperatures occurs as May gives way to June, with average highs shifting from a warm 81.7°F (27.6°C) to a tropical 88.3°F (31.3°C). Weather in June »Weather in July
July, like June, is a hot summer month in Ulmer, South Carolina, with an average temperature varying between 73.2°F (22.9°C) and 91°F (32.8°C). July, known for its average high temperature of 91°F (32.8°C) and an average low temperature of 73.2°F (22.9°C), is the warmest month. July's mean heat index is estimated at a life-threatening hot 113°F (45°C). Weather in July »Weather in August
The last month of the summer, August, is another hot month in Ulmer, South Carolina, with temperature in the range of an average low of 72.9°F (22.7°C) and an average high of 89.8°F (32.1°C). The commencement of August introduces an average high-temperature of a still tropical 89.8°F (32.1°C), closely mirroring the preceding month. Weather in August »Weather in September
September, the first month of the autumn in Ulmer, is also a moderately hot month, with an average temperature fluctuating between 68.2°F (20.1°C) and 84.9°F (29.4°C). Entering September, the average high-temperature is recorded at a warm 84.9°F (29.4°C), exhibiting a minimal shift from August's 89.8°F (32.1°C). Weather in September »Weather in October
October, like September, in Ulmer, South Carolina, is a moderately hot autumn month, with temperature in the range of an average low of 58.1°F (14.5°C) and an average high of 75°F (23.9°C). As September transitions to October, the average high-temperature falls from a moderately hot 84.9°F (29.4°C) to a still warm 75°F (23.9°C). Weather in October »Weather in November
November, the last month of the autumn in Ulmer, is also an enjoyable month, with an average temperature varying between 64.6°F (18.1°C) and 47.8°F (8.8°C). As Ulmer enters November, the average high-temperature decreases from the a moderately hot 75°F (23.9°C) of October to an enjoyable 64.6°F (18.1°C). Weather in November »Weather in December
December, the first month of the winter in Ulmer, is also a moderate month, with an average temperature fluctuating between 44.1°F (6.7°C) and 58.6°F (14.8°C). December's onset corresponds with a subtle shift in the average high-temperature, slightly moving from 64.6°F (18.1°C) in November to a still refreshing 58.6°F (14.8°C). Weather in December »Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature
Ulmer, SC
The warmest month (with the highest average high temperature) is July (91°F).
The month with the lowest average high temperature is January (55.4°F).
The month with the highest average low temperature is July (73.2°F).
The coldest month (with the lowest average low temperature) is January (39.9°F).
Average pressure
Ulmer, SC
- Average pressure in January:
30.14"Hg - Average pressure in February:
30.11"Hg - Average pressure in March:
30.09"Hg - Average pressure in April:
30.03"Hg - Average pressure in May:
30.02"Hg - Average pressure in June:
29.97"Hg
- Average pressure in July:
29.99"Hg - Average pressure in August:
29.98"Hg - Average pressure in September:
30"Hg - Average pressure in October:
30.03"Hg - Average pressure in November:
30.13"Hg - Average pressure in December:
30.13"Hg
The month with the highest atmospheric pressure is January (30.14"Hg).
The month with the lowest atmospheric pressure is June (29.97"Hg).
Average wind speed
Ulmer, SC
- Average wind speed in January:
7mph - Average wind speed in February:
7.3mph - Average wind speed in March:
7.5mph - Average wind speed in April:
7.6mph - Average wind speed in May:
6.7mph - Average wind speed in June:
6mph
- Average wind speed in July:
5.8mph - Average wind speed in August:
5.4mph - Average wind speed in September:
5.9mph - Average wind speed in October:
6.5mph - Average wind speed in November:
6.5mph - Average wind speed in December:
6.6mph
The windiest month (with the highest average wind speed) is April (7.6mph).
The calmest month (with the lowest average wind speed) is August (5.4mph).
Average humidity
Ulmer, SC
The months with the highest relative humidity are August and December (76%).
The month with the lowest relative humidity is January (70%).
Average rainfall
Ulmer, SC
- Average rainfall in January:
1.89" - Average rainfall in February:
2.68" - Average rainfall in March:
2.52" - Average rainfall in April:
2.87" - Average rainfall in May:
2.8" - Average rainfall in June:
2.76"
- Average rainfall in July:
3.03" - Average rainfall in August:
3.7" - Average rainfall in September:
1.97" - Average rainfall in October:
2.17" - Average rainfall in November:
1.38" - Average rainfall in December:
3.43"
The wettest month (with the highest rainfall) is August (3.7").
The driest month (with the least rainfall) is November (1.38").
Average rainfall days
Ulmer, SC
- Average rainfall days in January:
9 days - Average rainfall days in February:
9.8 days - Average rainfall days in March:
11.6 days - Average rainfall days in April:
11.8 days - Average rainfall days in May:
14.6 days - Average rainfall days in June:
16.7 days
- Average rainfall days in July:
20 days - Average rainfall days in August:
20.8 days - Average rainfall days in September:
13.9 days - Average rainfall days in October:
8.5 days - Average rainfall days in November:
6.6 days - Average rainfall days in December:
9.6 days
The month with the highest number of rainy days is August (20.8 days).
The month with the least rainy days is November (6.6 days).
Average snowfall
Ulmer, SC
The month with the highest snowfall is February (0.12").
The months with the least snowfall are March, April, May, June, July, August, September, October, November and December (0").
Average snowfall days
Ulmer, SC
- Average snowfall days in January:
0.3 days - Average snowfall days in February:
0.3 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 days - Average snowfall days in December:
0 days
The months with the highest number of snowfall days are January and February (0.3 days).
The months with the least snowfall days are March, April, May, June, July, August, September, October, November and December (0 days).
Average daylight / Average sunshine
Ulmer, SC
- Average daylight in January:
10h and 18min - Average daylight in February:
11h and 0min - Average daylight in March:
12h and 0min - Average daylight in April:
13h and 0min - Average daylight in May:
13h and 54min - Average daylight in June:
14h and 18min
- Average daylight in July:
14h and 6min - Average daylight in August:
13h and 18min - Average daylight in September:
12h and 24min - Average daylight in October:
11h and 18min - Average daylight in November:
10h and 30min - Average daylight in December:
10h and 0min
The month with the longest days is June (Average daylight: 14h and 18min).
The month with the shortest days is December (Average daylight: 10h and 0min).
- Average sunshine in January:
5h and 36min - Average sunshine in February:
6h and 42min - Average sunshine in March:
7h and 30min - Average sunshine in April:
9h and 12min - Average sunshine in May:
9h and 54min - Average sunshine in June:
10h and 30min
- Average sunshine in July:
10h and 48min - Average sunshine in August:
10h and 18min - Average sunshine in September:
8h and 24min - Average sunshine in October:
6h and 42min - Average sunshine in November:
5h and 48min - Average sunshine in December:
5h and 18min
The month with the most sunshine is July (Average sunshine: 10h and 48min).
The month with the least sunshine is December (Average sunshine: 5h and 18min).
Average sunshine days
Ulmer, SC
- Average sunshine days in January:
21 days - Average sunshine days in February:
17.6 days - Average sunshine days in March:
18.8 days - Average sunshine days in April:
17.3 days - Average sunshine days in May:
14.5 days - Average sunshine days in June:
10.8 days
- Average sunshine days in July:
9 days - Average sunshine days in August:
7.3 days - Average sunshine days in September:
14.3 days - Average sunshine days in October:
21 days - Average sunshine days in November:
22.3 days - Average sunshine days in December:
19.5 days
The month with the most sunshine days is November (22.3 days).
The month with the least sunshine days is August (7.3 days).
Average UV index
Ulmer, SC
The months with the highest UV index are June, July and August (UV index 7).
The months with the lowest UV index are January and December (UV index 3).
Average cloud cover
Ulmer, SC
The months with the most cloud cover are February and December (Cloud cover 43).
The month with the least cloud cover is October (Cloud cover 29).
Average visibility
Ulmer, SC
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).





