| Month | High | Low | Rain | Wet days | Score |
|---|---|---|---|---|---|
| January | 19.8° | 5.1° | 62mm | 5.7 | 88 |
| February | 20.3° | 5.5° | 67.6mm | 5.6 | 89 |
| March | 22.8° | 7.2° | 34.9mm | 4.7 | 91 |
| April | 25.1° | 8.7° | 14.7mm | 2.6 | 95 |
| May | 28.2° | 11.8° | 5.3mm | 1.2 | 93 |
| June | 32.6° | 14.2° | 0.4mm | 0.2 | 77 |
| July | 36.5° | 17.1° | 4.5mm | 0.5 | 61 |
| August | 37.3° | 17.7° | 3.2mm | 0.7 | 57 |
| September | 34.4° | 16.2° | 5.2mm | 0.9 | 69 |
| October | 28.8° | 12.1° | 13.6mm | 1.9 | 89 |
| November | 23.6° | 7.1° | 15.4mm | 2.8 | 94 |
| December | 19.3° | 4.6° | 50.8mm | 5.4 | 87 |
January in Lake Elsinore averages a daily high of 19.8°C with nights around 5.1°C. Expect roughly 5.7 wet days totalling 62mm. Comfortable conditions for being outdoors all day.
February in Lake Elsinore averages a daily high of 20.3°C with nights around 5.5°C. Expect roughly 5.6 wet days totalling 67.6mm. Comfortable conditions for being outdoors all day.
March in Lake Elsinore averages a daily high of 22.8°C with nights around 7.2°C. Expect roughly 4.7 wet days totalling 34.9mm. Comfortable conditions for being outdoors all day.
April in Lake Elsinore averages a daily high of 25.1°C with nights around 8.7°C. Rain is rare — about 2.6 wet days and 14.7mm across the month. Comfortable conditions for being outdoors all day.
May in Lake Elsinore averages a daily high of 28.2°C with nights around 11.8°C. Rain is rare — about 1.2 wet days and 5.3mm across the month. Comfortable conditions for being outdoors all day.
June in Lake Elsinore averages a daily high of 32.6°C with nights around 14.2°C. Rain is rare — about 0.2 wet days and 0.4mm across the month. Comfortable conditions for being outdoors all day.
July in Lake Elsinore averages a daily high of 36.5°C with nights around 17.1°C. Rain is rare — about 0.5 wet days and 4.5mm across the month. Generally workable, with some weather to plan around.
August in Lake Elsinore averages a daily high of 37.3°C with nights around 17.7°C. Rain is rare — about 0.7 wet days and 3.2mm across the month. Generally workable, with some weather to plan around.
September in Lake Elsinore averages a daily high of 34.4°C with nights around 16.2°C. Rain is rare — about 0.9 wet days and 5.2mm across the month. Generally workable, with some weather to plan around.
October in Lake Elsinore averages a daily high of 28.8°C with nights around 12.1°C. Rain is rare — about 1.9 wet days and 13.6mm across the month. Comfortable conditions for being outdoors all day.
November in Lake Elsinore averages a daily high of 23.6°C with nights around 7.1°C. Rain is rare — about 2.8 wet days and 15.4mm across the month. Comfortable conditions for being outdoors all day.
December in Lake Elsinore averages a daily high of 19.3°C with nights around 4.6°C. Expect roughly 5.4 wet days totalling 50.8mm. Comfortable conditions for being outdoors all day.
Each month scores out of 100. It starts at 100 and loses points for daytime highs outside a 20–27°C band, for wet days, and for nights below 2°C. Nothing else is weighted in — no crowd data, no prices, no opinion. Lake Elsinore peaks at 95.
Based on 30 years of records, October–May scores highest for comfort in Lake Elsinore, balancing daytime temperature against rainfall.
August is the warmest, averaging a daily high of 37.3°C.
February is the wettest, averaging 67.6mm of rain across roughly 5.6 wet days.
December is the coolest month, with average daily highs around 19.3°C.