Climate and monthly weather forecastMcHenry, KY
Climate and monthly weather forecast
Weather in January
January, the same as December, is another cold winter month in McHenry, Kentucky, with temperature in the range of an average high of 40.6°F (4.8°C) and an average low of 27.7°F (-2.4°C). The lowest temperatures are recorded in January, with averages reaching a high of 40.6°F (4.8°C) and a low of 27.7°F (-2.4°C). Weather in January »Weather in February
The last month of the winter, February, is a frosty month in McHenry, Kentucky, with an average temperature varying between 31.5°F (-0.3°C) and 46°F (7.8°C). McHenry experiences a minor temperature shift with the start of February, with average high-temperatures moving from an icy 40.6°F (4.8°C) in January to a chilly 46°F (7.8°C). Weather in February »Weather in March
The first month of the spring, March, is a moderate month in McHenry, Kentucky, with an average temperature ranging between max 55.6°F (13.1°C) and min 39.7°F (4.3°C). As February transitions into March, a change in temperatures is observed, with average highs moving from a chilly 46°F (7.8°C) to a mild 55.6°F (13.1°C). Weather in March »Weather in April
April in McHenry, Kentucky, is an enjoyable spring month, with temperature in the range of an average high of 66.7°F (19.3°C) and an average low of 48.7°F (9.3°C). With the onset of April, the average high-temperature slightly shifts from March's moderate 55.6°F (13.1°C) to an enjoyable 66.7°F (19.3°C). Weather in April »Weather in May
The last month of the spring, May, is a warm month in McHenry, Kentucky, with an average temperature varying between 57.9°F (14.4°C) and 75.7°F (24.3°C). The arrival of May sees a shift in the average high-temperature, moving from a comfortable 66.7°F (19.3°C) in April to a warm 75.7°F (24.3°C). Weather in May »Weather in June
June, the first month of the summer in McHenry, is also a moderately hot month, with an average temperature ranging between max 84°F (28.9°C) and min 65.1°F (18.4°C). June's onset brings a minor rise in the average high-temperature, moving from 75.7°F (24.3°C) in May to a still warm 84°F (28.9°C). Weather in June »Weather in July
July is a hot summer month in McHenry, Kentucky, with an average temperature ranging between max 86.5°F (30.3°C) and min 68°F (20°C). McHenry witnesses the warmest weather in July, with temperatures averaging a high of 86.5°F (30.3°C) and a low of 68°F (20°C). For July, the heat index is calculated to be a sweltering 100.4°F (38°C). Weather in July »Weather in August
The last month of the summer, August, is another warm month in McHenry, Kentucky, with an average temperature varying between 85.8°F (29.9°C) and 66.6°F (19.2°C). As McHenry transitions from July to August, the average high-temperatures adjust to a warm 85.8°F (29.9°C), nearly the same as the previous 86.5°F (30.3°C). Weather in August »Weather in September
September, the first month of the autumn in McHenry, is also a moderately hot month, with an average temperature fluctuating between 79.9°F (26.6°C) and 61.2°F (16.2°C). September sees a slight reduction in average high-temperature, with a shift from 85.8°F (29.9°C) in August to a still warm 79.9°F (26.6°C). Weather in September »Weather in October
October, the same as September, in McHenry, Kentucky, is an agreeable autumn month, with an average temperature ranging between min 50°F (10°C) and max 68.4°F (20.2°C). As October begins, there is a decrease in the average high-temperature, falling from a warm 79.9°F (26.6°C) in September to an agreeable 68.4°F (20.2°C). Weather in October »Weather in November
The last month of the autumn, November, is also a fresh month in McHenry, Kentucky, with an average temperature ranging between min 39.7°F (4.3°C) and max 55°F (12.8°C). November brings a decrease in the average high-temperature, falling from October's pleasant 68.4°F (20.2°C) to a cool 55°F (12.8°C). Weather in November »Weather in December
The first month of the winter, December, is still a chilly month in McHenry, Kentucky, with temperature in the range of an average high of 45.7°F (7.6°C) and an average low of 33.8°F (1°C). December's onset brings a reduction in the average high-temperature, from a fresh 55°F (12.8°C) in November to a frosty 45.7°F (7.6°C). Weather in December »Updated: Jun 30, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
January, with average temperatures reaching a high of 40.6°F (4.8°C) and a low of 27.7°F (-2.4°C), is the coldest month.
In McHenry, during the entire year, the rain falls for 151.8 days and collects up to 25.12" (638mm) of precipitation.
January through April, October through December are months with snowfall.
Throughout the year, there are 18.9 snowfall days, and 5.08" (129mm) of snow is accumulated.
January has the least sunshine of the year, with an average of 4.3h of sunshine.
The months with the lowest UV index are January, February and December, with an average maximum UV index of 2.
The wettest months are February and April, with an average 2.68" (68mm) of rainfall.
The month with the most snowfall in McHenry is February, when snow falls for 5.5 days and typically aggregates up to 1.81" (46mm) of snow.
On Sunday, March 10. 2024, at 2:00 am, Daylight Saving Time starts, and the time zone changes from CST to CDT. Daylight Saving Time ends Sunday, November 3. 2024, at 2:00 am, and the time zone reverts from CDT to CST.
The most humid month is May, with an average relative humidity of 80%.
May through September are months without snowfall.
May through August, with an average maximum UV index of 6, are months with the highest UV index.
The month with the longest days is June, with an average of 14h and 42min of daylight.
June and August, with an average of 10.4h of sunshine, are months with the most sunshine in McHenry.
July temperatures tend to peak at an average high of 86.5°F (30.3°C) and dip to a low of 68°F (20°C).
The month with the least rainfall is September, when the rain falls for 12.6 days and typically collects 1.22" (31mm) of precipitation.
The least humid month is October, with an average relative humidity of 72%.
With an average of 9h and 36min of daylight, December has the shortest days of the year.
Average temperature
McHenry, KY
The warmest month (with the highest average high temperature) is July (86.5°F).
The month with the lowest average high temperature is January (40.6°F).
The month with the highest average low temperature is July (68°F).
The coldest month (with the lowest average low temperature) is January (27.7°F).
Average pressure
McHenry, KY
- Average pressure in January:
30.16"Hg - Average pressure in February:
30.12"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:
29.95"Hg
- Average pressure in July:
29.98"Hg - Average pressure in August:
29.99"Hg - Average pressure in September:
30.03"Hg - Average pressure in October:
30.05"Hg - Average pressure in November:
30.15"Hg - Average pressure in December:
30.14"Hg
The month with the highest atmospheric pressure is January (30.16"Hg).
The month with the lowest atmospheric pressure is June (29.95"Hg).
Average wind speed
McHenry, KY
- Average wind speed in January:
8.6mph - Average wind speed in February:
8.7mph - Average wind speed in March:
8.6mph - Average wind speed in April:
8.6mph - Average wind speed in May:
7mph - Average wind speed in June:
5.9mph
- Average wind speed in July:
5.2mph - Average wind speed in August:
5.3mph - Average wind speed in September:
5.8mph - Average wind speed in October:
7.2mph - Average wind speed in November:
7.8mph - Average wind speed in December:
8.1mph
The windiest month (with the highest average wind speed) is February (8.7mph).
The calmest month (with the lowest average wind speed) is July (5.2mph).
Average humidity
McHenry, KY
The month with the highest relative humidity is May (80%).
The month with the lowest relative humidity is October (72%).
Average rainfall
McHenry, KY
- Average rainfall in January:
1.54" - Average rainfall in February:
2.68" - Average rainfall in March:
2.13" - Average rainfall in April:
2.68" - Average rainfall in May:
2.52" - Average rainfall in June:
2.28"
- Average rainfall in July:
2.28" - Average rainfall in August:
2.09" - Average rainfall in September:
1.22" - Average rainfall in October:
1.81" - Average rainfall in November:
2.05" - Average rainfall in December:
1.85"
The wettest months (with the highest rainfall) are February and April (2.68").
The driest month (with the least rainfall) is September (1.22").
Average rainfall days
McHenry, KY
- Average rainfall days in January:
10.3 days - Average rainfall days in February:
10.3 days - Average rainfall days in March:
13.2 days - Average rainfall days in April:
13.5 days - Average rainfall days in May:
16.3 days - Average rainfall days in June:
13.9 days
- Average rainfall days in July:
16.9 days - Average rainfall days in August:
14.4 days - Average rainfall days in September:
12.6 days - Average rainfall days in October:
9.5 days - Average rainfall days in November:
8.8 days - Average rainfall days in December:
12.1 days
The month with the highest number of rainy days is July (16.9 days).
The month with the least rainy days is November (8.8 days).
Average snowfall
McHenry, KY
The month with the highest snowfall is February (1.81").
The months with the least snowfall are May, June, July, August and September (0").
Average snowfall days
McHenry, KY
- Average snowfall days in January:
5.3 days - Average snowfall days in February:
5.5 days - Average snowfall days in March:
2.8 days - Average snowfall days in April:
0.4 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:
0.2 days - Average snowfall days in November:
1.2 days - Average snowfall days in December:
3.5 days
The month with the highest number of snowfall days is February (5.5 days).
The months with the least snowfall days are May, June, July, August and September (0 days).
Average daylight / Average sunshine
McHenry, KY
- Average daylight in January:
9h and 54min - Average daylight in February:
10h and 48min - Average daylight in March:
12h and 0min - Average daylight in April:
13h and 12min - Average daylight in May:
14h and 12min - Average daylight in June:
14h and 42min
- Average daylight in July:
14h and 24min - Average daylight in August:
13h and 36min - Average daylight in September:
12h and 24min - Average daylight in October:
11h and 12min - Average daylight in November:
10h and 12min - Average daylight in December:
9h and 36min
The month with the longest days is June (Average daylight: 14h and 42min).
The month with the shortest days is December (Average daylight: 9h and 36min).
- Average sunshine in January:
4h and 18min - Average sunshine in February:
4h and 24min - Average sunshine in March:
5h and 54min - Average sunshine in April:
8h and 36min - Average sunshine in May:
9h and 6min - Average sunshine in June:
10h and 24min
- Average sunshine in July:
10h and 18min - Average sunshine in August:
10h and 24min - Average sunshine in September:
8h and 36min - Average sunshine in October:
6h and 54min - Average sunshine in November:
5h and 36min - Average sunshine in December:
4h and 30min
The months with the most sunshine are June and August (Average sunshine: 10h and 24min).
The month with the least sunshine is January (Average sunshine: 4h and 18min).
Average sunshine days
McHenry, KY
- Average sunshine days in January:
16.3 days - Average sunshine days in February:
13.6 days - Average sunshine days in March:
13.6 days - Average sunshine days in April:
14.5 days - Average sunshine days in May:
12.3 days - Average sunshine days in June:
12.8 days
- Average sunshine days in July:
12 days - Average sunshine days in August:
13.8 days - Average sunshine days in September:
15.8 days - Average sunshine days in October:
19.2 days - Average sunshine days in November:
19.3 days - Average sunshine days in December:
15.8 days
The month with the most sunshine days is November (19.3 days).
The month with the least sunshine days is July (12 days).
Average UV index
McHenry, KY
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).
Average cloud cover
McHenry, KY
The month with the most cloud cover is January (Cloud cover 54).
The months with the least cloud cover are June and August (Cloud cover 29).
Average visibility
McHenry, KY
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).
