Climate and monthly weather forecastPetroleum, OH
Climate and monthly weather forecast
Weather in January
January, like December, is a freezing cold winter month in Petroleum, Ohio, with an average temperature fluctuating between 31.1°F (-0.5°C) and 18.5°F (-7.5°C). January, recording an average high temperature of 31.1°F (-0.5°C) and a low temperature of 18.5°F (-7.5°C), is Petroleum's coldest month. Weather in January »Weather in February
The last month of the winter, February, is a wintry month in Petroleum, Ohio, with an average temperature varying between 34.7°F (1.5°C) and 20.3°F (-6.5°C). Shifting into February, Petroleum records an average high-temperature of a cold 34.7°F (1.5°C), presenting minor fluctuations compared to the previous month. Weather in February »Weather in March
The first month of the spring, March, is a frosty month in Petroleum, Ohio, with temperature in the range of an average low of 28.8°F (-1.8°C) and an average high of 45°F (7.2°C). March's arrival is marked by an increase in the average high-temperature, moving from a cold 34.7°F (1.5°C) in February to a chilly 45°F (7.2°C). Weather in March »Weather in April
April in Petroleum, Ohio, is a moderate spring month, with temperature in the range of an average high of 57.6°F (14.2°C) and an average low of 38.5°F (3.6°C). In Petroleum, stepping into April brings a temperature increase, moving up from March's chilly 45°F (7.2°C) to a refreshing 57.6°F (14.2°C). Weather in April »Weather in May
The last month of the spring, May, is an agreeable month in Petroleum, Ohio, with an average temperature varying between 70°F (21.1°C) and 49.3°F (9.6°C). Petroleum's transition into May brings a rise in the average high-temperature, moving from a mild 57.6°F (14.2°C) in April to a pleasant 70°F (21.1°C). Weather in May »Weather in June
June, the first month of the summer in Petroleum, is a warm month, with an average temperature varying between 77°F (25°C) and 55.9°F (13.3°C). The embrace of June brings a minor uplift in the average high-temperature, shifting from an agreeable 70°F (21.1°C) in May to a warm 77°F (25°C). Weather in June »Weather in July
July, the same as June, is another warm summer month in Petroleum, Ohio, with an average temperature fluctuating between 60.6°F (15.9°C) and 81.1°F (27.3°C). In Petroleum, Ohio, July is the month with the highest recorded average temperatures, measuring a high of 81.1°F (27.3°C) and a low of 60.6°F (15.9°C). The heat index value during July is computed to be a hot 86°F (30°C). Weather in July »Weather in August
August, the last month of the summer in Petroleum, is another warm month, with an average temperature ranging between max 79.3°F (26.3°C) and min 59°F (15°C). During August, Petroleum records an average high-temperature of a still moderately hot 79.3°F (26.3°C), marking a slight divergence from July's 81.1°F (27.3°C). Weather in August »Weather in September
September, the first month of the autumn in Petroleum, is also a moderately hot month, with an average temperature fluctuating between 53.8°F (12.1°C) and 73.4°F (23°C). As August transitions into September, Petroleum sees a gentle drop in the average high-temperature, transitioning from 79.3°F (26.3°C) to a still warm 73.4°F (23°C). Weather in September »Weather in October
October, the same as September, in Petroleum, Ohio, is a moderate autumn month, with an average temperature fluctuating between 44.2°F (6.8°C) and 60.1°F (15.6°C). Arrival of October comes with a reduction in the average high-temperature, falling from a moderately hot 73.4°F (23°C) in September to a mild 60.1°F (15.6°C). Weather in October »Weather in November
November, the last month of the autumn in Petroleum, is also a frosty month, with an average temperature ranging between min 33.1°F (0.6°C) and max 47.1°F (8.4°C). Petroleum experiences a temperature shift at the start of November, with average high-temperatures adjusting from a moderate 60.1°F (15.6°C) in October to a chilly 47.1°F (8.4°C). Weather in November »Weather in December
December, the first month of the winter in Petroleum, is still a cold month, with an average temperature fluctuating between 26.8°F (-2.9°C) and 37.6°F (3.1°C). December indicates a shift in the average high-temperature, from November's frosty 47.1°F (8.4°C) to an icy 37.6°F (3.1°C). Weather in December »Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature
Petroleum, OH
The warmest month (with the highest average high temperature) is July (81.1°F).
The month with the lowest average high temperature is January (31.1°F).
The month with the highest average low temperature is July (60.6°F).
The coldest month (with the lowest average low temperature) is January (18.5°F).
Average pressure
Petroleum, OH
- Average pressure in January:
30.1"Hg - Average pressure in February:
30.07"Hg - Average pressure in March:
30.09"Hg - Average pressure in April:
29.97"Hg - Average pressure in May:
29.99"Hg - Average pressure in June:
29.94"Hg
- Average pressure in July:
29.97"Hg - Average pressure in August:
29.99"Hg - Average pressure in September:
30.05"Hg - Average pressure in October:
30.02"Hg - Average pressure in November:
30.12"Hg - Average pressure in December:
30.09"Hg
The month with the highest atmospheric pressure is November (30.12"Hg).
The month with the lowest atmospheric pressure is June (29.94"Hg).
Average wind speed
Petroleum, OH
- Average wind speed in January:
8.1mph - Average wind speed in February:
7.7mph - Average wind speed in March:
7.5mph - Average wind speed in April:
7.5mph - Average wind speed in May:
6.3mph - Average wind speed in June:
5.8mph
- Average wind speed in July:
5mph - Average wind speed in August:
5.1mph - Average wind speed in September:
5.5mph - Average wind speed in October:
6.6mph - Average wind speed in November:
7.2mph - Average wind speed in December:
7.5mph
The windiest month (with the highest average wind speed) is January (8.1mph).
The calmest month (with the lowest average wind speed) is July (5mph).
Average humidity
Petroleum, OH
The month with the highest relative humidity is February (88%).
The months with the lowest relative humidity are May, July and August (78%).
Average rainfall
Petroleum, OH
- Average rainfall in January:
2.76" - Average rainfall in February:
2.56" - Average rainfall in March:
2.91" - Average rainfall in April:
3.39" - Average rainfall in May:
3.31" - Average rainfall in June:
3.66"
- Average rainfall in July:
3.31" - Average rainfall in August:
2.52" - Average rainfall in September:
2.2" - Average rainfall in October:
3.19" - Average rainfall in November:
2.28" - Average rainfall in December:
2.72"
The wettest month (with the highest rainfall) is June (3.66").
The driest month (with the least rainfall) is September (2.2").
Average rainfall days
Petroleum, OH
- Average rainfall days in January:
9.3 days - Average rainfall days in February:
10 days - Average rainfall days in March:
13.4 days - Average rainfall days in April:
17.4 days - Average rainfall days in May:
19.5 days - Average rainfall days in June:
18.2 days
- Average rainfall days in July:
19.2 days - Average rainfall days in August:
17.3 days - Average rainfall days in September:
15.5 days - Average rainfall days in October:
16.7 days - Average rainfall days in November:
12.9 days - Average rainfall days in December:
12.7 days
The month with the highest number of rainy days is May (19.5 days).
The month with the least rainy days is January (9.3 days).
Average snowfall
Petroleum, OH
- Average snowfall in January:
8.62" - Average snowfall in February:
7.36" - Average snowfall in March:
4.17" - Average snowfall in April:
1.22" - Average snowfall in May:
0.16" - Average snowfall in June:
0"
The month with the highest snowfall is January (8.62").
The months with the least snowfall are June, July, August and September (0").
Average snowfall days
Petroleum, OH
- Average snowfall days in January:
20.3 days - Average snowfall days in February:
16.7 days - Average snowfall days in March:
10.8 days - Average snowfall days in April:
3.8 days - Average snowfall days in May:
0.4 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:
0.7 days - Average snowfall days in November:
8.2 days - Average snowfall days in December:
15.5 days
The month with the highest number of snowfall days is January (20.3 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight / Average sunshine
Petroleum, OH
- Average daylight in January:
9h and 36min - Average daylight in February:
10h and 42min - Average daylight in March:
12h and 0min - Average daylight in April:
13h and 18min - Average daylight in May:
14h and 30min - Average daylight in June:
15h and 6min
- Average daylight in July:
14h and 48min - Average daylight in August:
13h and 48min - Average daylight in September:
12h and 30min - Average daylight in October:
11h and 6min - Average daylight in November:
9h and 54min - Average daylight in December:
9h and 18min
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).
- Average sunshine in January:
2h and 30min - Average sunshine in February:
3h and 0min - Average sunshine in March:
5h and 6min - Average sunshine in April:
7h and 6min - Average sunshine in May:
8h and 36min - Average sunshine in June:
9h and 18min
- Average sunshine in July:
10h and 6min - Average sunshine in August:
10h and 0min - Average sunshine in September:
8h and 18min - Average sunshine in October:
4h and 54min - Average sunshine in November:
4h and 30min - Average sunshine in December:
2h and 54min
The month with the most sunshine is July (Average sunshine: 10h and 6min).
The month with the least sunshine is January (Average sunshine: 2h and 30min).
Average sunshine days
Petroleum, OH
- Average sunshine days in January:
6.6 days - Average sunshine days in February:
6 days - Average sunshine days in March:
9.3 days - Average sunshine days in April:
10 days - Average sunshine days in May:
10.1 days - Average sunshine days in June:
9.7 days
- Average sunshine days in July:
10.3 days - Average sunshine days in August:
11.1 days - Average sunshine days in September:
12.7 days - Average sunshine days in October:
12 days - Average sunshine days in November:
12.2 days - Average sunshine days in December:
7.6 days
The month with the most sunshine days is September (12.7 days).
The month with the least sunshine days is February (6 days).
Average UV index
Petroleum, OH
The month with the highest UV index is July (UV index 6).
The month with the lowest UV index is December (UV index 1).
Average cloud cover
Petroleum, OH
The month with the most cloud cover is January (Cloud cover 74).
The months with the least cloud cover are July and August (Cloud cover 35).
Average visibility
Petroleum, OH
The months with the highest visibility are March, April, May, June, July, August, September, October and November (5mi).
The months with the lowest visibility are January, February and December (4mi).





