Expand
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 days
- Average daylight
- Average sunshine
- Average sunshine days
- Average UV index
- Average cloud cover
- Average visibility
Weather in January
January, like December, in Roy, Florida, is another enjoyable winter month, with an average temperature fluctuating between 65.8°F (18.8°C) and 48.2°F (9°C). January, recording an average high temperature of 65.8°F (18.8°C) and a low temperature of 48.2°F (9°C), is Roy's coldest month. Weather in January »
Weather in February
The last month of the winter, February, is an agreeable month in Roy, Florida, with an average temperature varying between 69.8°F (21°C) and 51.8°F (11°C). In February, Roy's weather conditions record an average high-temperature of an agreeable 69.8°F (21°C), demonstrating little divergence from the preceding month. Weather in February »
Weather in March
March, the first month of the spring in Roy, is a moderately hot month, with temperature in the range of an average low of 55.2°F (12.9°C) and an average high of 75°F (23.9°C). Roy registers an average high-temperature of a warm 75°F (23.9°C) with the arrival of March, showing minor deviation from the preceding month. Weather in March »
Weather in April
April, the same as March, is another warm spring month in Roy, Florida, with an average temperature varying between 61.9°F (16.6°C) and 81.7°F (27.6°C). With the onset of April, Roy experiences a subtle temperature shift, with the average high-temperature moving from a moderately hot 75°F (23.9°C) in March to a still warm 81.7°F (27.6°C). Weather in April »
Weather in May
The last month of the spring, May, is a hot month in Roy, Florida, with an average temperature ranging between min 67.3°F (19.6°C) and max 86.4°F (30.2°C). With May's arrival, Roy's weather records an average high-temperature of a hot 86.4°F (30.2°C), marking little difference from April's 81.7°F (27.6°C). Weather in May »
Weather in June
June, the first month of the summer in Roy, is also a hot month, with an average temperature varying between 90.7°F (32.6°C) and 72.7°F (22.6°C). The start of June marks an average high-temperature of a still tropical 90.7°F (32.6°C), hardly distinguishable from the conditions in May. Weather in June »
Weather in July
July, like June, is another hot summer month in Roy, Florida, with an average temperature varying between 91.4°F (33°C) and 74.8°F (23.8°C). With the advent of July, Roy's high-temperatures adjust to a still tropical 91.4°F (33°C), closely aligning with the preceding month. Weather in July »
Weather in August
The last month of the summer, August, is also a hot month in Roy, Florida, with an average temperature ranging between max 91.9°F (33.3°C) and min 75.4°F (24.1°C). In Roy, August records the highest average temperatures, peaking at 91.9°F (33.3°C) and reaching a low of 75.4°F (24.1°C). The heat index value during August is estimated at a life-threatening hot 118.4°F (48°C). Weather in August »
Weather in September
The first month of the autumn, September, is still a tropical month in Roy, Florida, with temperature in the range of an average low of 73°F (22.8°C) and an average high of 88.5°F (31.4°C). September records an average high-temperature of a still hot 88.5°F (31.4°C), indicating a minor variation from the preceding month. Weather in September »
Weather in October
October, like September, in Roy, Florida, is a moderately hot autumn month, with an average temperature fluctuating between 82°F (27.8°C) and 65.5°F (18.6°C). October's onset corresponds with a subtle shift in the average high-temperature, slightly moving from a tropical 88.5°F (31.4°C) in September to a moderately hot 82°F (27.8°C). Weather in October »
Weather in November
The last month of the autumn, November, is also a moderately hot month in Roy, Florida, with temperature in the range of an average low of 57°F (13.9°C) and an average high of 73.9°F (23.3°C). The average high-temperature shows a slight dip in November, from October's 82°F (27.8°C) to a still moderately hot 73.9°F (23.3°C). Weather in November »
Weather in December
December, the first month of the winter in Roy, is also an agreeable month, with an average temperature ranging between min 53.1°F (11.7°C) and max 69.8°F (21°C). The commencement of December brings an average high-temperature of a pleasant 69.8°F (21°C), marking an inconsequential divergence from November. Weather in December »
Updated: Aug 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 is the coldest time of year?
January, known for its average high temperature of 65.8°F (18.8°C) and an average low temperature of 48.2°F (9°C), is the coldest month.
How many days does it rain?
In Roy, during the entire year, the rain falls for 138.3 days and collects up to 12.76" (324mm) of precipitation.
When does it snow?
January is the only month when snow falls.
When does it snow the most?
January has the most snowfall days of the year. Snow falls for 0.1 days.
How many days does it snow?
Throughout the year, there are 0.1 snowfall days.
When is the lowest UV index?
The months with the lowest UV index are January and December, with an average maximum UV index of 4.
When it does not snow?
In Roy, snow does not fall in February through December.
What is the least humid month?
The least humid month is March, with an average relative humidity of 70%.
What is the driest month?
The month with the least rainfall is March, when the rain falls for 8.8 days and typically collects 0.47" (12mm) of precipitation.
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 EST to EDT. Daylight Saving Time ends Sunday, November 3. 2024, at 2:00 am, and the time zone reverts from EDT to EST.
What are the months with the highest UV index in Roy?
May through August, with an average maximum UV index of 7, are months with the highest UV index.
When are the longest days?
With an average of 14h and 0min of daylight, June has the longest days of the year in Roy.
What is the rainiest month?
The month with the most rainfall is July, when the rain falls for 18.3 days and typically aggregates up to 2.09" (53mm) of precipitation.
What month has the most sunshine?
The month with the most sunshine is July, with an average of 10.9h of sunshine.
What is the hottest time of year?
The average temperatures reach their apex in August, averaging 91.9°F (33.3°C) at the high end and 75.4°F (24.1°C) at the low end.
What are the most humid months?
August, September and December, with an average relative humidity of 77%, are most humid months in Roy, Florida.
What is the month with the shortest days?
With an average of 10h and 18min of daylight, December has the shortest days of the year.
What is the month with the least sunshine?
With an average of 5.9h of sunshine, December has the least sunshine of the year in Roy.
Average temperature
Roy, FL
The warmest month (with the highest average high temperature) is August (91.9°F).
The month with the lowest average high temperature is January (65.8°F).
The month with the highest average low temperature is August (75.4°F).
The coldest month (with the lowest average low temperature) is January (48.2°F).
Average pressure
Roy, FL
- Average pressure in January:
30.14"Hg - Average pressure in February:
30.11"Hg - Average pressure in March:
30.1"Hg - Average pressure in April:
30.03"Hg - Average pressure in May:
30.02"Hg - Average pressure in June:
29.99"Hg
- Average pressure in July:
30.02"Hg - Average pressure in August:
29.99"Hg - Average pressure in September:
29.97"Hg - Average pressure in October:
30"Hg - Average pressure in November:
30.09"Hg - Average pressure in December:
30.12"Hg
The month with the highest atmospheric pressure is January (30.14"Hg).
The month with the lowest atmospheric pressure is September (29.97"Hg).
Average wind speed
Roy, FL
- Average wind speed in January:
5.5mph - Average wind speed in February:
5.5mph - Average wind speed in March:
5.7mph - Average wind speed in April:
5.8mph - Average wind speed in May:
5.2mph - Average wind speed in June:
4.6mph
- Average wind speed in July:
4.2mph - Average wind speed in August:
4.2mph - Average wind speed in September:
4.6mph - Average wind speed in October:
5.2mph - Average wind speed in November:
5.3mph - Average wind speed in December:
5.2mph
The windiest month (with the highest average wind speed) is April (5.8mph).
The calmest months (with the lowest average wind speed) are July and August (4.2mph).
Average humidity
Roy, FL
The months with the highest relative humidity are August, September and December (77%).
The month with the lowest relative humidity is March (70%).
Average rainfall
Roy, FL
- Average rainfall in January:
0.63" - Average rainfall in February:
0.63" - Average rainfall in March:
0.47" - Average rainfall in April:
0.87" - Average rainfall in May:
0.91" - Average rainfall in June:
1.73"
- Average rainfall in July:
2.09" - Average rainfall in August:
1.73" - Average rainfall in September:
1.18" - Average rainfall in October:
0.75" - Average rainfall in November:
0.67" - Average rainfall in December:
1.1"
The wettest month (with the highest rainfall) is July (2.09").
The driest month (with the least rainfall) is March (0.47").
Average rainfall days
Roy, FL
- Average rainfall days in January:
7.6 days - Average rainfall days in February:
7.5 days - Average rainfall days in March:
8.8 days - Average rainfall days in April:
10.1 days - Average rainfall days in May:
10.7 days - Average rainfall days in June:
18.3 days
- Average rainfall days in July:
18.3 days - Average rainfall days in August:
18.8 days - Average rainfall days in September:
15.2 days - Average rainfall days in October:
9.4 days - Average rainfall days in November:
6.7 days - Average rainfall days in December:
6.9 days
The month with the highest number of rainy days is August (18.8 days).
The month with the least rainy days is November (6.7 days).
Average snowfall days
Roy, FL
- Average snowfall days in January:
0.1 days - Average snowfall days in February:
0 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 month with the highest number of snowfall days is January (0.1 days).
The months with the least snowfall days are February, March, April, May, June, July, August, September, October, November and December (0 days).
Average daylight / Average sunshine
Roy, FL
- Average daylight in January:
10h and 3min - Average daylight in February:
11h and 1min - Average daylight in March:
12h and 0min - Average daylight in April:
12h and 5min - Average daylight in May:
13h and 4min - Average daylight in June:
14h and 0min
- Average daylight in July:
13h and 5min - Average daylight in August:
13h and 1min - Average daylight in September:
12h and 2min - Average daylight in October:
11h and 2min - Average daylight in November:
10h and 4min - Average daylight in December:
10h and 2min
The month with the longest days is June (Average daylight: 14h and 0min).
The month with the shortest days is December (Average daylight: 10h and 18min).
- Average sunshine in January:
6h and 1min - Average sunshine in February:
7h and 3min - Average sunshine in March:
8h and 2min - Average sunshine in April:
9h and 2min - Average sunshine in May:
10h and 4min - Average sunshine in June:
10h and 4min
- Average sunshine in July:
10h and 5min - Average sunshine in August:
10h and 2min - Average sunshine in September:
8h and 3min - Average sunshine in October:
7h and 0min - Average sunshine in November:
6h and 1min - Average sunshine in December:
5h and 5min
The month with the most sunshine is July (Average sunshine: 10h and 54min).
The month with the least sunshine is December (Average sunshine: 5h and 54min).
Average sunshine days
Roy, FL
- Average sunshine days in January:
21.3 days - Average sunshine days in February:
18.7 days - Average sunshine days in March:
20.4 days - Average sunshine days in April:
17.8 days - Average sunshine days in May:
17.9 days - Average sunshine days in June:
9.3 days
- Average sunshine days in July:
9.5 days - Average sunshine days in August:
9.6 days - Average sunshine days in September:
12.1 days - Average sunshine days in October:
18.9 days - Average sunshine days in November:
20.9 days - Average sunshine days in December:
20.9 days
The month with the most sunshine days is January (21.3 days).
The month with the least sunshine days is June (9.3 days).
Average UV index
Roy, FL
The months with the highest UV index are May, June, July and August (UV index 7).
The months with the lowest UV index are January and December (UV index 4).
Average cloud cover
Roy, FL
The month with the most cloud cover is December (Cloud cover 40).
The months with the least cloud cover are May and July (Cloud cover 30).
Average visibility
Roy, FL
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).
Roy, Florida, USA
Weather forecast for your location
1. Click Locate me button
2. Allow the app to use your location
2. Allow the app to use your location