Eustis weather in December

In December, Eustis sees average daytime highs of 71°F and overnight lows near 53°F, with 2.1 in of rain across 5.3 wet days and about 10.2 hours of daylight. It is the 11th-warmest and 10th-wettest month of the year here.

Highs ease over the month, from about 73°F in the first days to 70°F by the end. The sky is clear or mostly clear about 38% of the time in December, and the air most often feels dry.

Daylight stretches from about 10 h 18 min at the start of December to 10 h 12 min by month's end. Set against the rest of the year, December is Eustis's 8th-clearest and 6th-windiest month. For the whole year in context, see Eustis's year-round climate.

Daytime high
71°
11th warmest
Overnight low
53°
3rd coldest
Rainfall
2.1 in
5.3 wet days
Daylight
10 h 12 min
7:18 AM – 5:28 PM
Cloud cover
53%
8th clearest
Wind
7 mph
6th windiest
Solar energy
3 kWh/m²
Travel score
7.4
out of 10

Eustis is city in Lake County, Florida, United States.

Density
640/km²
people per km²
Founded
1883

Air quality: WHO Ambient Air Quality Database. Density & description: Wikidata (CC0), GeoNames.

Temperature in December

Average highAverage lowShaded bands: 10–90% of days

Highs ease over the month, from about 73°F in the first days to 70°F by the end.

A typical December day in Eustis reaches about 71°F in the afternoon and slips back to 53°F overnight — a 19°F spread between the day's warmth and the night's chill. On most days the high lands between 60°F and 81°F. Set against its neighbours, December runs about 5°F cooler than November and about 2°F warmer than January.

40°60°80°151015202531
Avg high (°F)Avg low (°F)
17455
27455
37355
47354
57354
67354
77354
87354
97254
107253
117253
127253
137253
147153
157153
167153
177152
187152
197152
207152
217152
227052
237052
247052
257051
267051
277051
287051
297051
307051
317051

How December really feels in Eustis

Once humidity and wind are folded in, December averages 0 days that feel above 90°F and 0 that feel at or below 32°F — the comfort signal a plain temperature reading hides.

Days feeling ≥ 90°F
0
heat index over the day's high
Days feeling ≤ 32°F
0
wind chill below the day's low

December sits comfortably in between — no days that feel dangerously hot or drop to a hard freeze once humidity and wind are folded in.

Eustis weather by month

How December compares with the rest of the year at a glance. December is the 11th-warmest and 10th-wettest month here — the current month is highlighted below.

MonthHigh / Low (°F)Rainfall (inches)Wet daysDaylight (hours)Travel score
Jan69° / 50°2.36.610.47.1
Feb72° / 52°1.96117.3
Mar76° / 56°2.46.611.87.6
Apr82° / 62°2.26.712.76.8
May87° / 68°2.58.613.45.1
Jun89° / 74°5.519.413.83.2
Jul90° / 75°5.822.213.72.8
Aug90° / 76°6.222.5132.8
Sep88° / 73°5.11712.23.8
Oct83° / 67°2.38.711.36.2
Nov76° / 58°1.4510.67.8
Dec71° / 53°2.15.310.27.4

Cloud cover in December

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 38% of the time in December.

Beyond those clear spells, partly cloudy skies cover about 16% of December, with mostly cloudy or overcast conditions the remaining 46%. Skies tend to cloud over as the month goes on.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
16139
26139
36139
46139
56040
66040
75941
85842
95842
105743
115644
125644
135446
145446
155347
165347
175248
185248
195248
205149
215149
225050
235050
244951
254951
264951
274852
284852
294852
305050
315050

Chance of precipitation in December

Any precipitation

Eustis gets around 2.1 in of rain over 5.3 wet days in December. The line is the day-by-day chance of measurable precipitation.

Day to day, the chance of measurable rain averages around 18% and peaks near 19% on the wettest days.

0%10%20%30%151015202531
Rain chance (%)
116
216
316
416
516
617
717
817
917
1017
1117
1218
1318
1418
1518
1619
1719
1819
1919
2018
2118
2218
2318
2418
2518
2618
2718
2818
2918
3018
3118

Humidity in December

DryComfortableHumidMuggyOppressiveMiserable

Most of December feels dry — the stacked bands show each day's mix of comfort levels, read off the dew point.

By dew point, December lands in the dry band about 49% of days. Sticky, muggy-or-worse air turns up on roughly 11% of them.

0%25%50%75%100%151015202531
Dry (%)Comfortable (%)Humid (%)Muggy (%)Oppressive (%)
1451923131
2451923131
3451923121
4451923121
5451923121
6451923120
7451923120
8451923120
9461923120
10461923120
11462022120
12472022110
13482021110
14482021110
15492020110
16502020110
17502019110
18502019110
19522018100
20522018100
21532017100
22532017100
23532017100
24532017100
25532017100
26532017100
27522017110
28522017110
29522017110
30531917110
31531917110

Wind in December

Winds average 7 mph in December.

Across December, daily wind ranges from about 7 mph on the calmest days to 7 mph at its breeziest. It stays fairly steady from day to day.

0246810151015202531
Wind speed (mph)Feels
17calm
27calm
37calm
47calm
57calm
67calm
77calm
87calm
97calm
107calm
117calm
127calm
137calm
147calm
157calm
167calm
177calm
187calm
197calm
207calm
217calm
227calm
237calm
247calm
257calm
267calm
277calm
287calm
297calm
307calm
317calm

Sunrise & sunset in December

DaylightNight

Daylight runs from about 10 h 18 min at the start of December to 10 h 12 min by month's end. The lit band spans sunrise to sunset each day.

Days shrink by about 6 minutes over December. Sunrise moves from 7:08 AM to 7:24 AM, and sunset from 5:25 PM to 5:35 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
110.37:085:25
210.37:085:25
310.37:095:25
410.37:105:25
510.27:115:25
610.27:115:26
710.27:125:26
810.27:135:26
910.27:135:26
1010.27:145:26
1110.27:155:26
1210.27:155:27
1310.27:165:27
1410.27:175:27
1510.27:175:28
1610.27:185:28
1710.27:185:28
1810.27:195:29
1910.27:195:29
2010.27:205:30
2110.27:215:30
2210.27:215:30
2310.27:215:31
2410.27:225:31
2510.27:225:32
2610.27:235:32
2710.27:235:33
2810.27:235:34
2910.27:245:34
3010.27:245:35
3110.27:245:35

Solar energy in December

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in December, about 3 kWh/m² — the year's lowest.

For context, solar energy here swings from a low near 3 kWh/m² to a high of 6.3 kWh/m² in May across the year — December's 3 kWh/m² sits near the bottom.

01234151015202531
Solar energy (kWh/m²)Level
13.2Moderate
23.1Moderate
33.1Moderate
43.1Moderate
53.1Moderate
63.1Moderate
73.1Moderate
83.0Moderate
93.0Moderate
103.0Moderate
113.0Moderate
123.0Moderate
133.0Moderate
143.0Moderate
153.0Moderate
163.0Moderate
173.0Moderate
183.0Moderate
193.0Moderate
203.0Moderate
213.0Moderate
223.0Moderate
233.0Moderate
243.0Moderate
253.0Moderate
263.0Moderate
273.0Moderate
283.0Moderate
293.0Moderate
303.0Moderate
313.0Moderate
Planning a trip in December

Hazard calendar for Eustis

In seasonPeak

None of Eustis's seasonal hazards are active in December. The full-year calendar below shows when the rainy season, cyclone risk and dust haze do peak.

Eustis sits in the Atlantic hurricane belt; the season peaks August–October.

Eustis's rainy season runs June–September, when most of the year's rain falls.

Atlantic hurricane
Rainy season
Jan
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec

Is December a good time to visit Eustis?

Our two travel scores rate December for general sightseeing and for beach or pool weather — 0 (poor) to 10 (ideal).

7.4
Sightseeing
3rd-best month of the year
5.1
Beach & pool
9th-best month of the year

December is one of the better times to visit Eustis for general sightseeing.

What to pack for Eustis in December

From December's temperature range, rain chance, sun and wind — what's worth putting in the bag.

In December, Eustis sees daytime highs around 71°F and nights near 53°F. Little to plan around — just the basics. About 5 days see rain.

UV index in Eustis in December

LowModerateHighVery highExtreme

Clear-sky midday UV in December peaks around 4 — enough to warrant sun protection. The full-year curve, shaded by WHO exposure level, is below.

Under clear skies, the midday UV index in Eustis peaks around July 15 at about 11 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near December 20 at about 4 (moderate).

The index reaches 3 or more — the level where the WHO recommends sun protection — every month of the year.

025710JanFebMarAprMayJunJulAugSepOctNovDecModerateHighVery highExtremeVery highHighModerateJul 15UV 11Dec 20UV 4
UV index (midday)Level
Jan4Moderate
Feb6High
Mar8Very high
Apr8Very high
May9Very high
Jun10Extreme
Jul11Extreme
Aug10Very high
Sep9Very high
Oct7High
Nov5High
Dec4Moderate

Air quality in Eustis in December

GoodModeratePoorUnhealthyVery unhealthy

Average fine-particle pollution (PM2.5) through the year — so you can see where December falls, not just the annual average.

Air quality in Eustis is worst in July — around 19 µg/m³ PM2.5 (moderate), about 2.1× the cleanest month (December, 9 µg/m³).

Modeled monthly averages (CAMS reanalysis, 2015–2024).

0102030JanFebMarAprMayJunJulAugSepOctNovDecGoodModerateGoodJul 1619 µg/m³Dec 149 µg/m³
PM2.5 (µg/m³)Level
Jan10Good
Feb14Moderate
Mar12Moderate
Apr12Moderate
May12Good
Jun17Moderate
Jul19Moderate
Aug17Moderate
Sep13Moderate
Oct10Good
Nov9Good
Dec9Good
Location & terrain

Where is Eustis?

Eustis sits at 28.9°N, 81.7°W, 69 ft above sea level, in United States. The nearest listed city is Tavares, 4.3 mi away.

Topography around Eustis

How much the land rises and falls, and what covers it, within 2, 10 and 50 miles of Eustis.

Within 2 miles, the terrain around Eustis has only modest variations in elevation — a maximum elevation change of 141 ft around an average of 92 ft above sea level; within 10 miles, only modest variations in elevation — a maximum elevation change of 210 ft; within 50 miles, only modest variations in elevation — a maximum elevation change of 331 ft.

The land around Eustis is covered by trees (42%) and water (32%) within 2 miles, trees (49%), grassland (24%) and water (20%) within 10 miles, and trees (67%) within 50 miles.

2 miles
141 ft
10 miles
210 ft
50 miles
331 ft
treesgrasslandcroplandartificial surfacesbare terrainwaterwetland
December weather nearby: Tavares 4.3 mi · Leesburg 12 mi · Apopka 16 mi · The Villages 17 mi · Wekiwa Springs 19 mi · Winter Garden 21 mi · Ocoee 21 mi · Clermont 22 mi

United States travel facts

Power plugs
Type A / B
120 V · 60 Hz
Prices
≈ 100% of US
price level, 2025
GDP per capita
$90,027
2025
Happiness
6.8 / 10
World Happiness, 2025
Safe drinking water
98%
of population, 2024
Homicide rate
5.8
per 100k, 2023
Road deaths
12.7
per 100k/yr, 2019
Income group
High
World Bank
Religion
Protestant 47%unaffiliated 23%Roman Catholic 21%Jewish 2%

Sources: World Bank, US State Department, World Happiness Report, WHO/UNICEF, EF EPI, CIA World Factbook.

Data sources

Temperature, precipitation, cloud, humidity, wind and solar figures are a 1991–2020 climatology for Eustis (28.8528°, -81.6853°, elevation 69 ft), computed from hourly ERA5 reanalysis — contains modified Copernicus Climate Change Service information. Sun figures are astronomical calculations, not observations. City data © GeoNames, CC BY 4.0. Map outlines from Natural Earth (public domain); interactive map © Google. Tropical-cyclone seasons are the published climatological basin seasons (NOAA National Hurricane Center / regional warning centres). UV index is derived from CAMS (Copernicus Atmosphere Monitoring Service) clear-sky UV data — contains modified Copernicus Atmosphere Monitoring Service information. Monthly air-quality (PM2.5) seasonality is from the CAMS EAC4 reanalysis (Copernicus Atmosphere Monitoring Service), scaled to the WHO annual mean where available. Topography is sampled from the Copernicus DEM GLO-90 elevation model (© ESA/Airbus) and ESA WorldCover 2021 land cover (CC BY 4.0).