Pleasant Hill, LA climate
Pleasant Hill has mild winters and hot summers, with plenty of rain. A typical July afternoon reaches 93°, a January night drops to 37°, and snow is almost unheard of.
NOAA 1991-2020 climate normals Updated once a decadeWhat a year in Pleasant Hill feels like
Winter
Spring
Summer
Fall
Pleasant Hill 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 | 58° | 37° | 5.3" | 0.1" | 10 | 0 | 42° – 55° |
| February | 63° | 40° | 5.0" | 0.1" | 8 | 0 | 43° – 61° |
| March | 70° | 47° | 5.1" | 0 | 8 | 0 | 52° – 66° |
| April | 77° | 53° | 5.1" | 0 | 6 | 0 | 60° – 70° |
| May | 84° | 62° | 4.8" | 0 | 7 | 0 | 69° – 77° |
| June | 90° | 69° | 4.5" | 0 | 9 | 0 | 77° – 85° |
| July | 93° | 72° | 4.2" | 0 | 8 | 0 | 79° – 87° |
| August | 93° | 71° | 3.9" | 0 | 8 | 0 | 76° – 89° |
| September | 88° | 65° | 3.8" | 0 | 6 | 0 | 74° – 82° |
| October | 79° | 53° | 4.5" | 0 | 7 | 0 | 62° – 72° |
| November | 68° | 44° | 4.7" | 0 | 7 | 0 | 51° – 61° |
| December | 60° | 38° | 5.6" | 0 | 9 | 0 | 40° – 56° |
| Year | 77° | 54° | 56.4" | 0.2" | 94 | 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 Pleasant Hill
Pleasant Hill gets 56 inches of rain and melted snow a year. December is the wettest month and September the driest. Rain or snow falls on about 94 days a year.
About 236 frost-free days a year
In half of years the last 32° night comes by March 20 and the first one by November 9. That leaves about 236 frost-free days for gardens, longer than 87% of U.S. towns.
Heating and cooling a home in Pleasant Hill
Engineers use “degree days” to estimate how hard a furnace or air conditioner works. In Pleasant Hill, 51% of that work is heating and 49% is cooling.
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 Pleasant Hill 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 Pleasant Hill averaged 0.8° warmer than the 1900s. The biggest change is in March (+1.2°). The shift is smaller than in 85% of U.S. towns.
Change by month1991–2020 average minus 1901–2000 average, at Pleasant Hill’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 43° to 61°. May is the most reliable, staying within 8°.
Common questions about Pleasant Hill’s climate
What is the coldest month in Pleasant Hill?
January, with a typical high of 58° and a low of 37°.
What is the hottest month in Pleasant Hill?
August, with a typical high of 93° and a low of 71°. About 84 days a year reach 90°.
How much snow does Pleasant Hill get?
Almost none. A normal year brings 0.2 inches.
When is the first frost in Pleasant Hill?
In half of years the first 32° night comes by November 9, and the last spring frost by March 20.
What is the rainiest month in Pleasant Hill?
December, with 5.6 inches of rain and melted snow. The year totals 56 inches.
Temperatures and rainfall come from NOAA’s gridded climate normals for Pleasant Hill itself (about a 3-mile square). Snow, frost dates and day counts come from NOAA’s weather station at Many, LA (17 mi) away. Normals are 30-year averages, not a forecast. Source: NOAA NCEI U.S. Climate Normals, 1991–2020 and 1901–2000.