Climate and monthly weather forecastUpper Grand Lagoon, FL
Climate and monthly weather forecast
Weather in January
January, the same as December, in Upper Grand Lagoon, Florida, is another refreshing winter month, with temperature in the range of an average high of 60.1°F (15.6°C) and an average low of 47.7°F (8.7°C). In Upper Grand Lagoon, January is the coldest month, with temperatures averaging a high of 60.1°F (15.6°C) and a low of 47.7°F (8.7°C). Weather in January »Weather in February
February, the last month of the winter in Upper Grand Lagoon, is an enjoyable month, with an average temperature ranging between min 51.3°F (10.7°C) and max 63.5°F (17.5°C). Upper Grand Lagoon observes a minor difference in average high-temperatures between January's 60.1°F (15.6°C) and February's 63.5°F (17.5°C). Weather in February »Weather in March
March, the first month of the spring in Upper Grand Lagoon, is a pleasant month, with an average temperature varying between 68.9°F (20.5°C) and 56.1°F (13.4°C). With the onset of March, Upper Grand Lagoon's average high-temperature experiences a slight rise, moving from February's comfortable 63.5°F (17.5°C) to an agreeable 68.9°F (20.5°C). Weather in March »Weather in April
April is a warm spring month in Upper Grand Lagoon, Florida, with temperature in the range of an average high of 75.6°F (24.2°C) and an average low of 62.8°F (17.1°C). Upper Grand Lagoon in April experiences a slight uptick in the average high-temperature, adjusting from March's pleasant 68.9°F (20.5°C) to a moderately hot 75.6°F (24.2°C). Weather in April »Weather in May
May, the last month of the spring in Upper Grand Lagoon, is another warm month, with an average temperature varying between 69.6°F (20.9°C) and 81.9°F (27.7°C). Upper Grand Lagoon in May observes a minor temperature shift, with average high-temperatures adjusting from 75.6°F (24.2°C) in April to a still moderately hot 81.9°F (27.7°C). Weather in May »Weather in June
June, the first month of the summer in Upper Grand Lagoon, is a hot month, with an average temperature ranging between min 76.6°F (24.8°C) and max 87.1°F (30.6°C). Upper Grand Lagoon's weather in June displays an average high-temperature of a tropical 87.1°F (30.6°C), showing minor disparity from May's 81.9°F (27.7°C). Weather in June »Weather in July
July, the same as June, in Upper Grand Lagoon, Florida, is another tropical summer month, with an average temperature fluctuating between 78.6°F (25.9°C) and 87.8°F (31°C). With the advent of July, Upper Grand Lagoon's high-temperatures adjust to a still hot 87.8°F (31°C), closely aligning with the preceding month. Weather in July »Weather in August
August, the last month of the summer in Upper Grand Lagoon, is also a hot month, with an average temperature varying between 88.3°F (31.3°C) and 78.4°F (25.8°C). The temperatures reach their highest averages in August, with highs of 88.3°F (31.3°C) and lows of 78.4°F (25.8°C). The heat index in August is evaluated at a torrid 102.2°F (39°C). Weather in August »Weather in September
September, the first month of the autumn in Upper Grand Lagoon, is also a moderately hot month, with temperature in the range of an average low of 74.7°F (23.7°C) and an average high of 85.5°F (29.7°C). September's arrival brings an average high-temperature of a moderately hot 85.5°F (29.7°C), slightly deviating from August's 88.3°F (31.3°C). Weather in September »Weather in October
October, the same as September, is a moderately hot autumn month in Upper Grand Lagoon, Florida, with an average temperature ranging between min 64.9°F (18.3°C) and max 78.4°F (25.8°C). With the arrival of October, Upper Grand Lagoon notices a mild change in the average high-temperature, sliding from September's warm 85.5°F (29.7°C) to a still moderately hot 78.4°F (25.8°C). Weather in October »Weather in November
November, the last month of the autumn in Upper Grand Lagoon, is another pleasant month, with an average temperature ranging between min 54.9°F (12.7°C) and max 68.9°F (20.5°C). November's onset brings a reduction in the average high-temperature, from a moderately hot 78.4°F (25.8°C) in October to a pleasant 68.9°F (20.5°C). Weather in November »Weather in December
The first month of the winter, December, is still a refreshing month in Upper Grand Lagoon, Florida, with an average temperature fluctuating between 51.8°F (11°C) and 63.5°F (17.5°C). With the commencement of December, Upper Grand Lagoon records a moderate temperature decline, with the average high easing from November's pleasant 68.9°F (20.5°C) to a comfortable 63.5°F (17.5°C). Weather in December »Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature
Upper Grand Lagoon, FL
The warmest month (with the highest average high temperature) is August (88.3°F).
The month with the lowest average high temperature is January (60.1°F).
The month with the highest average low temperature is July (78.6°F).
The coldest month (with the lowest average low temperature) is January (47.7°F).
Average pressure
Upper Grand Lagoon, FL
- Average pressure in January:
30.16"Hg - Average pressure in February:
30.12"Hg - Average pressure in March:
30.1"Hg - Average pressure in April:
30.02"Hg - Average pressure in May:
30.01"Hg - Average pressure in June:
29.98"Hg
- Average pressure in July:
30.01"Hg - Average pressure in August:
29.98"Hg - Average pressure in September:
29.98"Hg - Average pressure in October:
30.02"Hg - Average pressure in November:
30.11"Hg - Average pressure in December:
30.13"Hg
The month with the highest atmospheric pressure is January (30.16"Hg).
The months with the lowest atmospheric pressure are June, August and September (29.98"Hg).
Average wind speed
Upper Grand Lagoon, FL
- Average wind speed in January:
9.2mph - Average wind speed in February:
8.8mph - Average wind speed in March:
8.8mph - Average wind speed in April:
8.5mph - Average wind speed in May:
7.5mph - Average wind speed in June:
7.1mph
- Average wind speed in July:
6.6mph - Average wind speed in August:
6.5mph - Average wind speed in September:
6.6mph - Average wind speed in October:
8mph - Average wind speed in November:
8.3mph - Average wind speed in December:
8.7mph
The windiest month (with the highest average wind speed) is January (9.2mph).
The calmest month (with the lowest average wind speed) is August (6.5mph).
Average humidity
Upper Grand Lagoon, FL
The month with the highest relative humidity is December (77%).
The month with the lowest relative humidity is October (71%).
Average rainfall
Upper Grand Lagoon, FL
- Average rainfall in January:
2.09" - Average rainfall in February:
2.52" - Average rainfall in March:
2.28" - Average rainfall in April:
3.11" - Average rainfall in May:
1.81" - Average rainfall in June:
3.15"
The wettest month (with the highest rainfall) is August (5.04").
The driest month (with the least rainfall) is November (1.69").
Average rainfall days
Upper Grand Lagoon, FL
- Average rainfall days in January:
10.2 days - Average rainfall days in February:
10.8 days - Average rainfall days in March:
10.8 days - Average rainfall days in April:
10.3 days - Average rainfall days in May:
11.6 days - Average rainfall days in June:
18.8 days
- Average rainfall days in July:
22.6 days - Average rainfall days in August:
23.8 days - Average rainfall days in September:
17.7 days - Average rainfall days in October:
9.2 days - Average rainfall days in November:
7.9 days - Average rainfall days in December:
12.4 days
The month with the highest number of rainy days is August (23.8 days).
The month with the least rainy days is November (7.9 days).
Average snowfall days
Upper Grand Lagoon, FL
- Average snowfall days in January:
0.1 days - Average snowfall days in February:
0 days - Average snowfall days in March:
0.1 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 March (0.1 days).
The months with the least snowfall days are February, April, May, June, July, August, September, October, November and December (0 days).
Average sea temperature
Upper Grand Lagoon, FL
The best month for swimming (with the highest average sea temperature) is August (86°F).
The coldest month (with the lowest average sea temperature) is February (62.9°F).
Average daylight / Average sunshine
Upper Grand Lagoon, FL
- Average daylight in January:
10h and 30min - Average daylight in February:
11h and 6min - Average daylight in March:
12h and 0min - Average daylight in April:
12h and 54min - Average daylight in May:
13h and 42min - Average daylight in June:
14h and 6min
- Average daylight in July:
13h and 54min - Average daylight in August:
13h and 12min - Average daylight in September:
12h and 18min - Average daylight in October:
11h and 24min - Average daylight in November:
10h and 36min - Average daylight in December:
10h and 12min
The month with the longest days is June (Average daylight: 14h and 6min).
The month with the shortest days is December (Average daylight: 10h and 12min).
- Average sunshine in January:
6h and 0min - Average sunshine in February:
5h and 42min - Average sunshine in March:
7h and 48min - Average sunshine in April:
10h and 30min - Average sunshine in May:
11h and 6min - Average sunshine in June:
11h and 6min
- Average sunshine in July:
11h and 0min - Average sunshine in August:
10h and 48min - Average sunshine in September:
9h and 18min - Average sunshine in October:
8h and 48min - Average sunshine in November:
6h and 42min - Average sunshine in December:
5h and 48min
The months with the most sunshine are May and June (Average sunshine: 11h and 6min).
The month with the least sunshine is February (Average sunshine: 5h and 42min).
Average sunshine days
Upper Grand Lagoon, FL
- Average sunshine days in January:
18.3 days - Average sunshine days in February:
15.7 days - Average sunshine days in March:
18.7 days - Average sunshine days in April:
17.8 days - Average sunshine days in May:
17.1 days - Average sunshine days in June:
8.4 days
- Average sunshine days in July:
5.9 days - Average sunshine days in August:
5.7 days - Average sunshine days in September:
10.4 days - Average sunshine days in October:
20.8 days - Average sunshine days in November:
21 days - Average sunshine days in December:
17.1 days
The month with the most sunshine days is November (21 days).
The month with the least sunshine days is August (5.7 days).
Average UV index
Upper Grand Lagoon, 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, February and December (UV index 4).
Average cloud cover
Upper Grand Lagoon, FL
The month with the most cloud cover is December (Cloud cover 38).
The months with the least cloud cover are May and October (Cloud cover 22).
Average visibility
Upper Grand Lagoon, 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).





