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
Climate and monthly weather forecast
Weather in January
January, like December, in Williston, Florida, is another comfortable winter month, with an average temperature ranging between max 64.9°F (18.3°C) and min 47.3°F (8.5°C). With average temperatures fluctuating between a high of 64.9°F (18.3°C) and a low of 47.3°F (8.5°C), January stands out as the coldest month. Weather in January »
Weather in February
February, the last month of the winter in Williston, is an agreeable month, with an average temperature fluctuating between 51.4°F (10.8°C) and 69.4°F (20.8°C). In Williston, February's average high-temperature stands at an agreeable 69.4°F (20.8°C), closely related to the preceding month. Weather in February »
Weather in March
The first month of the spring, March, is a moderately hot month in Williston, Florida, with temperature in the range of an average high of 74.1°F (23.4°C) and an average low of 55°F (12.8°C). Williston marks the arrival of March with an average high-temperature of a moderately hot 74.1°F (23.4°C), hardly different from February's 69.4°F (20.8°C). Weather in March »
Weather in April
April, the same as March, is another warm spring month in Williston, Florida, with an average temperature varying between 61.3°F (16.3°C) and 80.6°F (27°C). Williston perceives a slight temperature ascent during April, with average high-temperatures adjusting from a warm 74.1°F (23.4°C) in March to a still moderately hot 80.6°F (27°C). Weather in April »
Weather in May
The last month of the spring, May, is also a moderately hot month in Williston, Florida, with an average temperature varying between 67.3°F (19.6°C) and 85.8°F (29.9°C). As April transitions into May, Williston records an average high-temperature of a still moderately hot 85.8°F (29.9°C), showing a gentle shift from the preceding month. Weather in May »
Weather in June
June, the first month of the summer in Williston, is a tropical month, with an average temperature varying between 73.6°F (23.1°C) and 89.1°F (31.7°C). During June, Williston observes a subtle ascent to a tropical 89.1°F (31.7°C) from May's 85.8°F (29.9°C) in the average high-temperature. Weather in June »
Weather in July
July, like June, is another tropical summer month in Williston, Florida, with an average temperature fluctuating between 89.8°F (32.1°C) and 74.8°F (23.8°C). During July, the average high-temperature is a still hot 89.8°F (32.1°C), maintaining a close resemblance to that of the preceding month. Weather in July »
Weather in August
August, the last month of the summer in Williston, is also a hot month, with an average temperature varying between 75.4°F (24.1°C) and 90.1°F (32.3°C). In Williston, the month of August registers the highest temperatures, averaging 90.1°F (32.3°C) at the peak and 75.4°F (24.1°C) at the lowest. The average heat index in August is calculated to be a burning hot 113°F (45°C). Weather in August »
Weather in September
September, the first month of the autumn in Williston, is also a hot month, with an average temperature varying between 72.3°F (22.4°C) and 87.6°F (30.9°C). The arrival of September records an average high-temperature of a still tropical 87.6°F (30.9°C), closely related to the 90.1°F (32.3°C) observed in August. Weather in September »
Weather in October
October, the same as September, is a moderately hot autumn month in Williston, Florida, with an average temperature fluctuating between 81.5°F (27.5°C) and 64.8°F (18.2°C). With the arrival of October, Williston notices a mild change in the average high-temperature, sliding from September's tropical 87.6°F (30.9°C) to a moderately hot 81.5°F (27.5°C). Weather in October »
Weather in November
November, the last month of the autumn in Williston, is also a moderately hot month, with an average temperature varying between 73.4°F (23°C) and 55.2°F (12.9°C). With the onset of November, Williston's climate undergoes a slight change as the average high-temperature moves from a moderately hot 81.5°F (27.5°C) in October to a still warm 73.4°F (23°C). Weather in November »
Weather in December
December, the first month of the winter in Williston, is still a pleasant month, with temperature in the range of an average low of 52.2°F (11.2°C) and an average high of 68.9°F (20.5°C). December's arrival registers an average high-temperature of an agreeable 68.9°F (20.5°C), closely aligning with the temperature of the previous month. Weather in December »
Updated: Jul 21, 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 month is the coldest?
The coldest temperatures in Williston occur during January, when averages reach a peak of 64.9°F (18.3°C) and a low of 47.3°F (8.5°C).
How much does it rain in Williston?
In Williston, during the entire year, the rain falls for 127 days and collects up to 10.04" (255mm) of precipitation.
When does it snow?
January is the only month when snow falls.
What is the snowiest month in Williston?
The month with the most snowfall days is January, when 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 Williston, snow does not fall in February through December.
What is the least humid month?
With an average relative humidity of 71%, March is the least humid month.
What is the driest month?
March is the month with the least rainfall. Rain falls for 7.3 days and accumulates 0.28" (7mm) of precipitation.
When is Daylight Saving Time (DST)?
On Sunday, March 10. 2024, at 2:00 am, Daylight Saving Time starts in Williston, 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 is the month with the most sunshine?
May and July, with an average of 10.7h of sunshine, are months with the most sunshine.
When is the highest UV index in Williston?
May through August, with an average maximum UV index of 7, are months with the highest UV index.
When are the longest days?
June has the longest days of the year, with an average of 14h and 0min of daylight.
What are the most humid months?
July through September, with an average relative humidity of 78%, are most humid months.
What is the wettest month?
July is the month with the most rainfall. Rain falls for 19 days and accumulates 1.73" (44mm) of precipitation.
What part of the year is the hottest?
Williston's warmest weather arrives in August, when temperatures average a high of 90.1°F (32.3°C) and a low of 75.4°F (24.1°C).
What is the month with the shortest days?
December has the shortest days of the year, with an average of 10h and 18min of daylight.
What is the month with the least sunshine?
With an average of 6h of sunshine, December has the least sunshine of the year.
Average temperature
Williston, FL
The warmest month (with the highest average high temperature) is August (90.1°F).
The month with the lowest average high temperature is January (64.9°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 (47.3°F).
Average pressure
Williston, FL
- Average pressure in January:
30.15"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:
30.01"Hg - Average pressure in June:
29.99"Hg
- Average pressure in July:
30.01"Hg - Average pressure in August:
29.98"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 (30.15"Hg).
The month with the lowest atmospheric pressure is September (29.97"Hg).
Average wind speed
Williston, FL
- Average wind speed in January:
6.8mph - Average wind speed in February:
6.8mph - Average wind speed in March:
7mph - Average wind speed in April:
7mph - Average wind speed in May:
6.2mph - Average wind speed in June:
5.5mph
- Average wind speed in July:
4.9mph - Average wind speed in August:
5.1mph - Average wind speed in September:
5.2mph - Average wind speed in October:
6.1mph - Average wind speed in November:
6.2mph - Average wind speed in December:
6.4mph
The windiest months (with the highest average wind speed) are March and April (7mph).
The calmest month (with the lowest average wind speed) is July (4.9mph).
Average humidity
Williston, FL
The months with the highest relative humidity are July, August and September (78%).
The month with the lowest relative humidity is March (71%).
Average rainfall
Williston, FL
- Average rainfall in January:
0.47" - Average rainfall in February:
0.51" - Average rainfall in March:
0.28" - Average rainfall in April:
0.71" - Average rainfall in May:
0.67" - Average rainfall in June:
1.26"
- Average rainfall in July:
1.73" - Average rainfall in August:
1.65" - Average rainfall in September:
0.59" - Average rainfall in October:
0.79" - Average rainfall in November:
0.43" - Average rainfall in December:
0.94"
The wettest month (with the highest rainfall) is July (1.73").
The driest month (with the least rainfall) is March (0.28").
Average rainfall days
Williston, FL
- Average rainfall days in January:
5.3 days - Average rainfall days in February:
6.7 days - Average rainfall days in March:
7.3 days - Average rainfall days in April:
8.3 days - Average rainfall days in May:
10.8 days - Average rainfall days in June:
16.2 days
- Average rainfall days in July:
19 days - Average rainfall days in August:
18.1 days - Average rainfall days in September:
14.2 days - Average rainfall days in October:
9.2 days - Average rainfall days in November:
5.1 days - Average rainfall days in December:
6.8 days
The month with the highest number of rainy days is July (19 days).
The month with the least rainy days is November (5.1 days).
Average snowfall days
Williston, 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
Williston, 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 4min - Average sunshine in February:
7h and 5min - Average sunshine in March:
8h and 2min - Average sunshine in April:
9h and 1min - Average sunshine in May:
10h and 4min - Average sunshine in June:
10h and 3min
- Average sunshine in July:
10h and 4min - Average sunshine in August:
9h and 4min - Average sunshine in September:
8h and 4min - Average sunshine in October:
7h and 2min - Average sunshine in November:
6h and 2min - Average sunshine in December:
6h and 0min
The months with the most sunshine are May and July (Average sunshine: 10h and 42min).
The month with the least sunshine is December (Average sunshine: 6h and 0min).
Average sunshine days
Williston, FL
- Average sunshine days in January:
23.5 days - Average sunshine days in February:
19.6 days - Average sunshine days in March:
22.1 days - Average sunshine days in April:
20.7 days - Average sunshine days in May:
16.3 days - Average sunshine days in June:
8.8 days
- Average sunshine days in July:
7.3 days - Average sunshine days in August:
8 days - Average sunshine days in September:
11.8 days - Average sunshine days in October:
19.1 days - Average sunshine days in November:
22.9 days - Average sunshine days in December:
23.1 days
The month with the most sunshine days is January (23.5 days).
The month with the least sunshine days is July (7.3 days).
Average UV index
Williston, 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
Williston, FL
The months with the most cloud cover are February and December (Cloud cover 37).
The month with the least cloud cover is May (Cloud cover 28).
Average visibility
Williston, 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).