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Has the climate in Ramona changed?

Ramona has warmed about 2.4°F between 1980 and 2020.

About 0.7°F per decade, measured from Ramona's official daily weather records, 1980–2020. Individual years still bounce around — some recent ones came in cool — but the long-term line has clearly risen.

Is that a lot? Ramona's climate has warmed faster than most other cities in United States.

What has actually changed

Each card compares the 1970s (the first ten years of the record) with recent years (the last ten) — the same span the headline and the chart use.

Freezing nights
4 fewer nights
1970s
5 / yr
Recent
1 / yr
Milder winters — fewer frosts
Average temperature
+1.9°F
1970s
64.6°F
Recent
66.5°F
A steady upward drift
Hot days above 90°F
15 more days
1970s
40 / yr
Recent
55 / yr
More days of serious heat
Rainy days
6 fewer days
1970s
45 / yr
Recent
39 / yr
Drier on average

Ramona's temperature, year by year

Average temperature for each year from 1980 to 2020.

62°64°66°68°70°1980: 64.4°F1981: 65.2°F1982: 63.1°F1983: 63.7°F1984: 65.7°F1985: 64.3°F1986: 64.6°F1987: 63.9°F1988: 65.0°F1989: 64.8°F1990: 65.6°F1991: 64.6°F1992: 67.7°F1993: 65.5°F1994: 64.5°F1995: 65.5°F1996: 66.3°F1997: 67.1°F1998: 64.2°F1999: 64.0°F2000: 65.6°F2001: 64.4°F2002: 63.9°F2003: 64.2°F2004: 64.5°F2007: 67.0°F2011: 64.0°F2012: 65.3°F2013: 65.4°F2014: 68.5°F2015: 67.8°F2016: 67.2°F2017: 67.6°F2018: 67.4°F2019: 65.7°F2020: 67.9°Flong-term trend1980199020002020
a warmer-than-average year a cooler-than-average year

Each bar is one year. Most recent years sit above the older ones. Some recent years still came in cool — warming is a slope, not a straight climb.

When in the year the change shows up

How much warmer each month is now than in the 1970s. Useful if you garden or care about a particular season — otherwise the headline above already has the answer.

0.0°+0.5°+1.0°+1.5°+2.0°January: +1.0°F+1.0JFebruary: +0.0°F+0.0FMarch: +1.1°F+1.1MApril: +0.2°F+0.2AMay: +0.9°F+0.9MJune: +0.9°F+0.9JJuly: +1.1°F+1.1JAugust: +1.1°F+1.1ASeptember: +1.1°F+1.1SOctober: +1.1°F+1.1ONovember: +1.8°F+1.8NDecember: +0.6°F+0.6D

November has warmed the most — about 1.8°F. The warming runs across the whole year, not just one season.

Methodology & sources

Temperature — the official 1991–2020 climate normals from NOAA's U.S. Climate Normals, measured at Escondido #2 (NOAA GHCN station USC00042863), about 22 km from the city centre.

How we build these numbers →