33.038°N, 116.916°W · station RNMthr · 53 years of record
54°F
COLDEST SEP 3 SINCE 2015
forecast low · Sep 3
7-Day Forecast
NWS NDFD forecast low temperature for Ramona.
This Day in History
Every year's low on each of the next 7 forecast dates at Ramona — toggle a day below. The forecast line shows where it lands; the ringed bar is the coldest on record.
Ranks
#16 / 48
coldest Sep 2 in 48 yrs of record
Coldest Sep 2 ever
45°F
set in 2005
Mildest Sep 2 ever
72°F
set in 2007
Forecast low 56°F — 16th coldest Sep 2 of 48 years · record 45°F (2005) · coldest since 2021.
Ranks
#9 / 48
coldest Sep 3 in 48 yrs of record
Coldest Sep 3 ever
47°F
set in 1999
Mildest Sep 3 ever
71°F
set in 2022
Forecast low 54°F — 9th coldest Sep 3 of 48 years · record 47°F (1999) · coldest since 2015.
Ranks
#11 / 49
coldest Sep 4 in 49 yrs of record
Coldest Sep 4 ever
47°F
set in 1979
Mildest Sep 4 ever
72°F
set in 2022
Forecast low 55°F — 11th coldest Sep 4 of 49 years · record 47°F (1979) · coldest since 2021.
Ranks
#16 / 49
coldest Sep 5 in 49 yrs of record
Coldest Sep 5 ever
45°F
set in 2000
Mildest Sep 5 ever
74°F
set in 1988
Forecast low 57°F — 16th coldest Sep 5 of 49 years · record 45°F (2000) · coldest since 2023.
Ranks
#32 / 49
coldest Sep 6 in 49 yrs of record
Coldest Sep 6 ever
45°F
set in 2005
Mildest Sep 6 ever
71°F
set in 1988
Forecast low 61°F — 32nd coldest Sep 6 of 49 years · record 45°F (2005) · coldest since 2025.
Ranks
#37 / 49
coldest Sep 7 in 49 yrs of record
Coldest Sep 7 ever
44°F
set in 2005
Mildest Sep 7 ever
69°F
set in 2013
Forecast low 62°F — 37th coldest Sep 7 of 49 years · record 44°F (2005) · coldest since 2025.
Ranks
#41 / 49
coldest Sep 8 in 49 yrs of record
Coldest Sep 8 ever
44°F
set in 1983
Mildest Sep 8 ever
69°F
set in 1982
Forecast low 61°F — 41st coldest Sep 8 of 49 years · record 44°F (1983) · coldest since 2025.
The hottest and coldest ever recorded at Ramona in each calendar month, and for the whole 1974–2026 record — with the year each was set.
Month
Record High
Record Low
Jan
90°FJan 14, 1975
16°FJan 17, 2007
Feb
90°FFeb 27, 2026
19°FFeb 5, 2020
Mar
98°FMar 20, 2026
24°FMar 2, 1977
Apr
98°FApr 6, 1989
27°FApr 10, 1999
May
107°FMay 30, 1984
29°FMay 21, 1974
Jun
109°FJun 20, 2016
36°FJun 2, 2011
Jul
117°FJul 6, 2018
40°FJul 5, 2023
Aug
111°FAug 31, 2017
38°FAug 23, 1978
Sep
114°FSep 6, 2024
39°FSep 25, 2005
Oct
105°FOct 1, 1980
30°FOct 27, 2020
Nov
95°FNov 5, 2020
22°FNov 27, 2010
Dec
94°FDec 4, 1979
20°FDec 5, 2011
All-time
117°FJul 6, 2018
16°FJan 17, 2007
2026 Records So Far
Records set or tied at Ramona so far this year — through Aug 30.
Record Highs in 2026
12 broke
plus 3 tied — daily record highs set this year
Monthly high records this year: Feb (90°F), Mar (98°F)
Record Lows in 2026
0 broke
plus 0 tied — daily record lows set this year
Record Warm Nights & Cold Days
Two more daily records, kept separate from the rankings: the warmest a night has ever stayed (record high minimum) and the coldest a day has ever gotten (record low maximum) — the flip side of the usual record high and low.
Warmest low ever
76°F
record high minimum — the night it never cooled · Jul 7, 2018
Coldest high ever
44°F
record low maximum — the day it never warmed · Dec 25, 1987
Month
Warmest low
Coldest high
Jan
63°FJan 20, 1976
47°FJan 12, 2001
Feb
64°FFeb 22, 1981
44°FFeb 7, 1989
Mar
67°FMar 16, 1978
47°FMar 10, 1975
Apr
58°FApr 6, 1989
47°FApr 1, 1999
May
64°FMay 9, 1984
52°FMay 7, 2017
Jun
68°FJun 25, 2006
59°FJun 2, 1999
Jul
76°FJul 7, 2018
71°FJul 21, 1987
Aug
74°FAug 13, 1994
67°FAug 29, 2000
Sep
74°FSep 4, 1988
63°FSep 26, 1998
Oct
67°FOct 26, 1983
57°FOct 27, 2004
Nov
63°FNov 21, 2015
49°FNov 28, 1975
Dec
61°FDec 30, 2025
44°FDec 25, 1987
All-time
76°FJul 7, 2018
44°FDec 25, 1987
Cold Streaks
Current run
0 days
consecutive days with a low ≤ 32°F
Longest ever
18 days
record run, ended Jan 7 1999
So far in 2026
11 days
days with a low ≤ 32°F this year
Climate Normals
Normal low & low by month, from Ramona's own 1991–2020 record. Today's normal low: 58°F · forecast is -4° vs normal.