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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, like December, is another subzero cold winter month in Gray, Iowa, with temperature in the range of an average low of 13.8°F (-10.1°C) and an average high of 26.6°F (-3°C). The coldest period tends to be January, when average temperatures fluctuate between a high of 26.6°F (-3°C) and a low of 13.8°F (-10.1°C). Weather in January »
Weather in February
The last month of the winter, February, is another freezing cold month in Gray, Iowa, with an average temperature fluctuating between 30.6°F (-0.8°C) and 17.1°F (-8.3°C). February denotes a minimal variation in the average high-temperature to a still subzero cold 30.6°F (-0.8°C) from January's 26.6°F (-3°C). Weather in February »
Weather in March
March, the first month of the spring in Gray, is a chilly month, with temperature in the range of an average high of 45.9°F (7.7°C) and an average low of 30.7°F (-0.7°C). March signals a clear increase in the average high-temperature, soaring from February's subzero cold 30.6°F (-0.8°C) to a frosty 45.9°F (7.7°C). Weather in March »
Weather in April
April in Gray, Iowa, is a refreshing spring month, with temperature in the range of an average high of 58.5°F (14.7°C) and an average low of 41.7°F (5.4°C). Entering April, Gray sees a temperature rise, with the average high-temperature advancing from March's frosty 45.9°F (7.7°C) to a refreshing 58.5°F (14.7°C). Weather in April »
Weather in May
The last month of the spring, May, is a pleasant month in Gray, Iowa, with an average temperature varying between 68.9°F (20.5°C) and 52.5°F (11.4°C). Gray's May weather brings a rise in high-temperatures, moving from a refreshing 58.5°F (14.7°C) in April to a pleasant 68.9°F (20.5°C). Weather in May »
Weather in June
The first month of the summer, June, is a moderately hot month in Gray, Iowa, with an average temperature ranging between min 62.8°F (17.1°C) and max 79°F (26.1°C). June's arrival coincides with a rise in the average high-temperature, moving from May's pleasant 68.9°F (20.5°C) to a warm 79°F (26.1°C). Weather in June »
Weather in July
July, the same as June, is another warm summer month in Gray, Iowa, with an average temperature fluctuating between 64.8°F (18.2°C) and 81.3°F (27.4°C). July, known for its average high temperature of 81.3°F (27.4°C) and an average low temperature of 64.8°F (18.2°C), is the warmest month. The heat index for July is calculated to be a hot 87.8°F (31°C). Weather in July »
Weather in August
The last month of the summer, August, is also a moderately hot month in Gray, Iowa, with an average temperature ranging between min 61.7°F (16.5°C) and max 79.5°F (26.4°C). August's arrival brings an average high-temperature of a still moderately hot 79.5°F (26.4°C), slightly deviating from July's 81.3°F (27.4°C). Weather in August »
Weather in September
The first month of the autumn, September, is still a warm month in Gray, Iowa, with an average temperature fluctuating between 74.3°F (23.5°C) and 55.8°F (13.2°C). The onset of September brings with it an average high-temperature of a still warm 74.3°F (23.5°C), showing a negligible variation from the month before. Weather in September »
Weather in October
October, like September, is another mild autumn month in Gray, Iowa, with an average temperature fluctuating between 43.7°F (6.5°C) and 59°F (15°C). The beginning of October signals a clear reduction in the average high-temperature, falling from a moderately hot 74.3°F (23.5°C) in September to a mild 59°F (15°C). Weather in October »
Weather in November
November, the last month of the autumn in Gray, is also a frosty month, with an average temperature varying between 45.9°F (7.7°C) and 31.8°F (-0.1°C). A shift in Gray's weather is observed as October turns into November, with the average high temperature reducing from a refreshing 59°F (15°C) to a chilly 45.9°F (7.7°C). Weather in November »
Weather in December
December, the first month of the winter in Gray, is still a cold month, with an average temperature varying between 32°F (0°C) and 20.7°F (-6.3°C). Stepping into December, Gray observes a temperature decline, with the average high falling from November's chilly 45.9°F (7.7°C) to a wintry 32°F (0°C). Weather in December »
Updated: Jul 3, 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
What time of the year is the coldest?
In Gray, January is the month with the lowest recorded average temperatures, measuring a high of 26.6°F (-3°C) and a low of 13.8°F (-10.1°C).
What is the most humid month?
The most humid month is January, with an average relative humidity of 84%.
What is the driest month?
The month with the least rainfall is January, when the rain falls for 3.8 days and typically collects 0.87" (22mm) of precipitation.
How many days does it rain?
In Gray, during the entire year, the rain falls for 126.1 days and collects up to 26.38" (670mm) of precipitation.
When does it snow?
Months with snowfall are January through May, October through December.
How much does it snow?
Throughout the year, there are 41.5 snowfall days, and 18.23" (463mm) of snow is accumulated.
What is the month with the least sunshine in Gray?
With an average of 4.2h of sunshine, January has the least sunshine of the year in Gray.
When is the lowest UV index?
January, February, October through December, with an average maximum UV index of 2, are months with the lowest UV index.
When does it snow the most?
The month with the most snowfall is February, when snow falls for 9.9 days and typically aggregates up to 4.96" (126mm) of snow.
When is Daylight Saving Time (DST)?
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.
What is the least humid month?
April and October, with an average relative humidity of 69%, are the least humid months.
What is the rainiest month?
The month with the most rainfall is May, when the rain falls for 18.2 days and typically aggregates up to 4.21" (107mm) of precipitation.
When it does not snow?
In Gray, snow does not fall in June through September.
When are the longest days?
With an average of 15h and 12min of daylight, June has the longest days of the year.
When is the highest UV index?
June and July, with an average maximum UV index of 6, are months with the highest UV index.
What month is the hottest?
July registers as the month with the average highest temperatures, reaching 81.3°F (27.4°C) at its peak and 64.8°F (18.2°C) at the lowest.
What month has the most sunshine in Gray?
July has the most sunshine of the year, with an average of 10.3h of sunshine.
What is the month with the shortest days?
The month with the shortest days is December, with an average of 9h and 12min of daylight.
Average temperature
Gray, IA
The warmest month (with the highest average high temperature) is July (81.3°F).
The month with the lowest average high temperature is January (26.6°F).
The month with the highest average low temperature is July (64.8°F).
The coldest month (with the lowest average low temperature) is January (13.8°F).
Average pressure
Gray, IA
- Average pressure in January:
30.16"Hg - Average pressure in February:
30.15"Hg - Average pressure in March:
30.06"Hg - Average pressure in April:
29.92"Hg - Average pressure in May:
29.93"Hg - Average pressure in June:
29.87"Hg
- Average pressure in July:
29.95"Hg - Average pressure in August:
29.96"Hg - Average pressure in September:
30"Hg - Average pressure in October:
30"Hg - Average pressure in November:
30.08"Hg - Average pressure in December:
30.13"Hg
The month with the highest atmospheric pressure is January (30.16"Hg).
The month with the lowest atmospheric pressure is June (29.87"Hg).
Average wind speed
Gray, IA
- Average wind speed in January:
11mph - Average wind speed in February:
10.9mph - Average wind speed in March:
10.8mph - Average wind speed in April:
11.1mph - Average wind speed in May:
9.4mph - Average wind speed in June:
8.7mph
- Average wind speed in July:
7.3mph - Average wind speed in August:
7.5mph - Average wind speed in September:
8.6mph - Average wind speed in October:
9.9mph - Average wind speed in November:
10.6mph - Average wind speed in December:
10.6mph
The windiest month (with the highest average wind speed) is April (11.1mph).
The calmest month (with the lowest average wind speed) is July (7.3mph).
Average humidity
Gray, IA
The month with the highest relative humidity is January (84%).
The months with the lowest relative humidity are April and October (69%).
Average rainfall
Gray, IA
- Average rainfall in January:
0.87" - Average rainfall in February:
1.18" - Average rainfall in March:
1.69" - Average rainfall in April:
2.68" - Average rainfall in May:
4.21" - Average rainfall in June:
3.7"
- Average rainfall in July:
2.05" - Average rainfall in August:
2.64" - Average rainfall in September:
2.72" - Average rainfall in October:
1.97" - Average rainfall in November:
1.1" - Average rainfall in December:
1.57"
The wettest month (with the highest rainfall) is May (4.21").
The driest month (with the least rainfall) is January (0.87").
Average rainfall days
Gray, IA
- Average rainfall days in January:
3.8 days - Average rainfall days in February:
3.3 days - Average rainfall days in March:
10.2 days - Average rainfall days in April:
14.3 days - Average rainfall days in May:
18.2 days - Average rainfall days in June:
16.4 days
- Average rainfall days in July:
12.8 days - Average rainfall days in August:
13.6 days - Average rainfall days in September:
11.8 days - Average rainfall days in October:
10.6 days - Average rainfall days in November:
6.6 days - Average rainfall days in December:
4.5 days
The month with the highest number of rainy days is May (18.2 days).
The month with the least rainy days is February (3.3 days).
Average snowfall
Gray, IA
- Average snowfall in January:
3.7" - Average snowfall in February:
4.96" - Average snowfall in March:
3.58" - Average snowfall in April:
1.18" - Average snowfall in May:
0.28" - Average snowfall in June:
0"
The month with the highest snowfall is February (4.96").
The months with the least snowfall are June, July, August and September (0").
Average snowfall days
Gray, IA
- Average snowfall days in January:
10.1 days - Average snowfall days in February:
9.9 days - Average snowfall days in March:
6.3 days - Average snowfall days in April:
1.6 days - Average snowfall days in May:
0.3 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:
1 days - Average snowfall days in November:
3.2 days - Average snowfall days in December:
9.1 days
The month with the highest number of snowfall days is January (10.1 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight / Average sunshine
Gray, IA
- Average daylight in January:
9h and 4min - Average daylight in February:
10h and 4min - Average daylight in March:
12h and 0min - Average daylight in April:
13h and 2min - Average daylight in May:
14h and 4min - Average daylight in June:
15h and 1min
- Average daylight in July:
14h and 5min - Average daylight in August:
13h and 5min - Average daylight in September:
12h and 3min - Average daylight in October:
11h and 1min - Average daylight in November:
9h and 5min - Average daylight in December:
9h and 1min
The month with the longest days is June (Average daylight: 15h and 12min).
The month with the shortest days is December (Average daylight: 9h and 12min).
- Average sunshine in January:
4h and 1min - Average sunshine in February:
5h and 0min - Average sunshine in March:
6h and 0min - Average sunshine in April:
7h and 5min - Average sunshine in May:
8h and 3min - Average sunshine in June:
9h and 4min
- Average sunshine in July:
10h and 2min - Average sunshine in August:
9h and 4min - Average sunshine in September:
9h and 1min - Average sunshine in October:
5h and 4min - Average sunshine in November:
5h and 4min - Average sunshine in December:
4h and 4min
The month with the most sunshine is July (Average sunshine: 10h and 18min).
The month with the least sunshine is January (Average sunshine: 4h and 12min).
Average sunshine days
Gray, IA
- Average sunshine days in January:
17.8 days - Average sunshine days in February:
15.2 days - Average sunshine days in March:
15.4 days - Average sunshine days in April:
12.8 days - Average sunshine days in May:
10.8 days - Average sunshine days in June:
11.1 days
- Average sunshine days in July:
15.5 days - Average sunshine days in August:
15.9 days - Average sunshine days in September:
16.5 days - Average sunshine days in October:
18.5 days - Average sunshine days in November:
20.1 days - Average sunshine days in December:
18.5 days
The month with the most sunshine days is November (20.1 days).
The month with the least sunshine days is May (10.8 days).
Average UV index
Gray, IA
The months with the highest UV index are June and July (UV index 6).
The months with the lowest UV index are January, February, October, November and December (UV index 2).
Average cloud cover
Gray, IA
The month with the most cloud cover is January (Cloud cover 55).
The month with the least cloud cover is July (Cloud cover 28).
Average visibility
Gray, IA
The months with the highest visibility are February, March, April, May, June, July, August, September, October, November and December (6mi).
The month with the lowest visibility is January (5mi).
Gray, Iowa, USA
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