Upper Grand Lagoon, FL climate
Upper Grand Lagoon has warm winters and warm summers, with plenty of rain. A typical July afternoon reaches 90°, a January night drops to 44°, and snow is almost unheard of.
NOAA 1991-2020 climate normals Updated once a decadeWhat a year in Upper Grand Lagoon feels like
Winter
Spring
Summer
Fall
Upper Grand Lagoon weather by month
Average highs, lows, rain and snow for every month, from NOAA’s 1991–2020 normals.
| Month | High | Low | Rain + melt | Snow | Wet days | Snow on ground | 30-yr range |
|---|---|---|---|---|---|---|---|
| January | 63° | 44° | 4.4" | 0 | 9 | 0 | 47° – 61° |
| February | 65° | 47° | 4.7" | 0 | 8 | 0 | 47° – 65° |
| March | 71° | 53° | 4.7" | 0 | 7 | 0 | 55° – 70° |
| April | 77° | 59° | 3.9" | 0 | 6 | 0 | 62° – 73° |
| May | 84° | 67° | 3.2" | 0 | 5 | 0 | 72° – 78° |
| June | 88° | 73° | 5.7" | 0 | 11 | 0 | 77° – 84° |
| July | 90° | 75° | 7.1" | 0 | 12 | 0 | 80° – 84° |
| August | 90° | 75° | 7.6" | 0 | 14 | 0 | 80° – 85° |
| September | 87° | 72° | 5.9" | 0 | 10 | 0 | 76° – 83° |
| October | 80° | 62° | 3.5" | 0 | 6 | 0 | 67° – 76° |
| November | 71° | 51° | 3.5" | 0 | 6 | 0 | 55° – 68° |
| December | 65° | 47° | 4.5" | 0 | 8 | 0 | 47° – 65° |
| Year | 77° | 60° | 58.6" | 0.0" | 100 | 0 |
“Wet days” have at least 0.01" of rain or melted snow. “Snow on ground” counts days with 1" or more. The 30-year range is the coldest and warmest that month’s average temperature got between 1991 and 2020.
Rain and snow in Upper Grand Lagoon
Upper Grand Lagoon gets 59 inches of rain and melted snow a year. August is the wettest month and May the driest. Rain or snow falls on about 100 days a year.
About 318 frost-free days a year
In half of years the last 32° night comes by February 7 and the first one by December 24. That leaves about 318 frost-free days for gardens, longer than 96% of U.S. towns.
Heating and cooling a home in Upper Grand Lagoon
Engineers use “degree days” to estimate how hard a furnace or air conditioner works. In Upper Grand Lagoon, 29% of that work is heating and 71% is cooling, so air conditioning is the bigger bill.
Degree days measure how far each day’s average temperature falls below or rises above 65°, added up over a year. Source: NOAA station normals.
How Upper Grand Lagoon compares
Compared with every U.S. town and city on TownTapestry, each counted once.
Warmer than it used to be
The last 30 years in Upper Grand Lagoon averaged 0.9° warmer than the 1900s. The biggest change is in December (+1.6°). The shift is smaller than in 77% of U.S. towns.
Change by month1991–2020 average minus 1901–2000 average, at Upper Grand Lagoon’s spot on NOAA’s grid
How much a month can swing
A normal is an average, and real years wander around it. February swings the most: between 1991 and 2020 its average temperature ranged from 47° to 65°. July is the most reliable, staying within 4°.
Common questions about Upper Grand Lagoon’s climate
What is the coldest month in Upper Grand Lagoon?
January, with a typical high of 63° and a low of 44°.
What is the hottest month in Upper Grand Lagoon?
July, with a typical high of 90° and a low of 75°. About 69 days a year reach 90°.
How much snow does Upper Grand Lagoon get?
Almost none. A normal year brings 0.0 inches.
When is the first frost in Upper Grand Lagoon?
In half of years the first 32° night comes by December 24, and the last spring frost by February 7.
What is the rainiest month in Upper Grand Lagoon?
August, with 7.6 inches of rain and melted snow. The year totals 59 inches.
Temperatures and rainfall come from NOAA’s gridded climate normals for Upper Grand Lagoon itself (about a 3-mile square). Snow, frost dates and day counts come from NOAA’s weather station at Panama City 5n, FL (7 mi, snow) and Panama City Bay Co Airport, FL (5 mi, frost, heat and degree days). Normals are 30-year averages, not a forecast. Source: NOAA NCEI U.S. Climate Normals, 1991–2020 and 1901–2000.