Photo: Don Ramey Logan · CC BY-SA 3.0Few U.S. towns have milder winter nights than Deerfield Beach
Sunny July days climb to about 91°. By precipitation alone, it ranks wetter than 98% of U.S. towns. February has warmed most since 1901–2000, part of a 1.8° rise. Comfortable outdoor weather lasts from November to April, with highs of 76–84°.
A year in Deerfield Beach at a glance
Each month’s typical high and low, and what it brings.
What stands out about Deerfield Beach’s climate
Compared with towns across the U.S., with Deerfield Beach’s place in Florida beside it.
What a year in Deerfield Beach feels like
Typical highs and lows by season and by month, from NOAA’s 30-year normals.
Frost is rare
Frost and day counts come from NOAA’s station at Pompano Beach Airpark, FL, 4 miles from the city’s center point, at about the same height.
The 2023 USDA map puts Deerfield Beach’s center in zone 11a: the coldest night of a typical winter, averaged over 1991–2020, reaches about 41°. Plant labels use the zone; frost dates tell you when to plant.
90° days by month
Average days at 90° or more
About 62 inches of rain a year
June is the wettest month and January the driest. Rain falls on about 149 days a year. Snow is rare: about 0.0" in a normal year at Ft Lauderdale, FL, so most winters see none.
Rain + melted snow by month
Inches of water
Heating and cooling a home in Deerfield Beach
3% of the work is heating, so air conditioning is the bigger bill. No month averages under 55°.
Degree days add up how far each day’s average falls below (heating) or rises above (cooling) 65° over a year. NOAA normals at Pompano Beach Airpark, FL.
Living with Deerfield Beach’s climate
What the numbers mean for a garden, a free afternoon and a bad-weather day.
Zone 11a. Frost comes about 1 winter in 200, so tender plants can often stay out through winter.
Months with highs of 62–84° and lows of 40° or more: January, February, March, April, November and December. 16 miles of trails are waiting.
Parks & trails →Of the yearly building losses FEMA expects in Deerfield Beach from natural hazards, hurricanes are the largest share (49%); heat waves, cold waves, winter storms and ice storms together are 5%. Normals are averages; the hazards page covers the extremes.
Natural hazards →Deerfield Beach and its neighbors
Every town next door is within a degree of Deerfield Beach in January and July, closer than the 5 km grid can tell apart. Tap a town to see its climate.
Climates most like Deerfield Beach’s, farther away
TownRatings’ own comparison of NOAA 1991–2020 normals, not a NOAA product: places of 5,000+ at least 150 miles away, one per state, closest on January low, July high, precipitation and snow.
| Town | Jan. low | July high | Precip. | Snow |
|---|---|---|---|---|
| Deerfield Beach, FL | 58° | 91° | 62" | 0.0" |
| Galliano, LA | 46° | 90° | 63" | 0.0" |
| Texas City, TX | 47° | 90° | 54" | 0.1" |
| Gulf Shores, AL | 44° | 90° | 62" | 0.0" |
| Pascagoula, MS | 43° | 89° | 66" | 0.1" |
Temperatures and rain come from NOAA’s 5 km grid, so each town gets its own value. Snow and frost-free days come from the nearest weather station, so neighbors often share them.
Warmer than it used to be
The last 30 years in Deerfield Beach averaged 1.8° warmer than the 1900s. The biggest change is in February (+2.5°).
A bigger shift than in 82% of U.S. towns.
Change by month
The two periods overlap (1991–2000 is in both), which makes the gap a little smaller than it would be between separate periods.
How Deerfield Beach compares
Against 12,954 U.S. towns of 2,500 or more (one per 5 km climate cell), with Deerfield Beach’s place among Florida’s.
Deerfield Beach weather by month
Highs, lows and precipitation from NOAA’s grid at Deerfield Beach’s center; snow, wet days and snow on the ground from Ft Lauderdale, FL. 1991–2020 normals.
| Month | High | Low | Rain + melt | Snow | Wet days | Snow on ground | 30-yr range |
|---|---|---|---|---|---|---|---|
| January | 76° | 58° | 2.7" | 0.0" | 9 | 0 | 61° – 72° |
| February | 78° | 60° | 2.7" | 0.0" | 8 | 0 | 62° – 75° |
| March | 80° | 63° | 3.0" | 0.0" | 8 | 0 | 65° – 77° |
| April | 84° | 66° | 3.5" | 0.0" | 8 | 0 | 71° – 79° |
| May | 87° | 71° | 5.5" | 0.0" | 11 | 0 | 76° – 81° |
| June | 90° | 74° | 8.7" | 0.0" | 17 | 0 | 80° – 85° |
| July | 91° | 76° | 6.8" | 0.0" | 17 | 0 | 81° – 85° |
| August | 91° | 76° | 8.0" | 0.0" | 19 | 0 | 82° – 84° |
| September | 89° | 75° | 8.0" | 0.0" | 19 | 0 | 80° – 84° |
| October | 86° | 72° | 6.4" | 0.0" | 14 | 0 | 77° – 82° |
| November | 81° | 66° | 3.8" | 0.0" | 11 | 0 | 69° – 79° |
| December | 78° | 62° | 2.7" | 0.0" | 10 | 0 | 59° – 77° |
| Year | 84° | 68° | 61.8" | 0.0" | 149 | 0 |
How much a month can swing
A normal is an average. December swings the most: from 1991 to 2020 its average ranged from 59° to 77°. August is the most reliable, staying within 3°.
Where Deerfield Beach’s numbers come from
Normals are 30-year averages, not a forecast. How TownRatings reads climate data →
- Temperatures and precipitation: NOAA’s gridded 1991–2020 normals for the 5 km cell at Deerfield Beach’s center.
- Snow: Ft Lauderdale, FL.
- Frost, freezing nights, 90° and 100° days, heating and cooling: Pompano Beach Airpark, FL, 4 miles from the city’s center point, at about the same height; the nearest station that passes our checks for distance, height and agreement with the grid.
- Growing zone: USDA Plant Hardiness Zone Map, 2023. USDA Agricultural Research Service and PRISM Group, Oregon State University, prism.oregonstate.edu/phzm, accessed 8 Oct 2026.
- Then and now: NOAA’s gridded normals for 1901–2000 at the same cell.
- Storms and extremes: FEMA National Risk Index (expected annual losses to buildings).
Common questions about Deerfield Beach’s climate
What is the weather like in Deerfield Beach?
A typical July afternoon reaches 91°, a January night drops to 58°, and snow is almost unheard of. Milder January nights than all but 132 U.S. towns; hotter July afternoons than 80% of U.S. towns.
How cold does it get in Deerfield Beach in winter?
January nights average 58°. A night at 32° or below comes in only some winters (0.0 a year on average). In the coldest January of the last 30 years the month averaged 61°.
How much snow does Deerfield Beach get?
About 0.0 inches in a normal winter at Ft Lauderdale, FL, so most winters see none.
How hot does it get in Deerfield Beach?
July, with a typical high of 91° and a low of 76°. About 59 days a year reach 90° (Pompano Beach Airpark, FL).
When is the first and last frost in Deerfield Beach?
Most years have no frost at all: a 32° night comes in about 1% of winters at Pompano Beach Airpark, FL, usually in December or January.
What growing zone is Deerfield Beach in?
Zone 11a on the 2023 USDA Plant Hardiness Zone Map: the coldest night of a typical winter reaches about 41°.
What is the best time of year to visit Deerfield Beach?
By one simple rule (highs of 62–84° and lows of 40° or more), January, February, March, April, November and December. The rule is ours, not NOAA’s; the month table has the numbers to judge by.
Is Deerfield Beach getting warmer?
Yes: 1991–2020 averaged 1.8° warmer than 1901–2000 on NOAA’s grid. A bigger shift than 82% of U.S. towns.
Neighbors talk weather
Gardens, snow, and the best days of the year in Deerfield Beach.
Source: NOAA NCEI U.S. Climate Normals, 1991–2020 and 1901–2000; USDA/PRISM 2023 hardiness zones; FEMA National Risk Index. Today’s forecast: National Weather Service.