| Month | High | Low | Rain | Wet days | Score |
|---|---|---|---|---|---|
| January | 13.9° | 4.2° | 55.7mm | 8.3 | 64 |
| February | 16.8° | 5.5° | 42.1mm | 6.6 | 77 |
| March | 20° | 7.7° | 45.5mm | 6.3 | 87 |
| April | 23.3° | 9.6° | 26.7mm | 3.6 | 93 |
| May | 27.8° | 13.5° | 9.5mm | 2.1 | 93 |
| June | 32.5° | 17° | 3.5mm | 0.5 | 77 |
| July | 35.1° | 19.8° | 0mm | 0 | 68 |
| August | 34.4° | 18.7° | 0.2mm | 0.1 | 70 |
| September | 32° | 16.2° | 1.4mm | 0.3 | 79 |
| October | 26.1° | 11.5° | 12.7mm | 2 | 96 |
| November | 18.8° | 6.9° | 21mm | 3.3 | 90 |
| December | 13.8° | 3.8° | 46.1mm | 6.7 | 67 |
January in Visalia averages a daily high of 13.9°C with nights around 4.2°C. Expect roughly 8.3 wet days totalling 55.7mm. Generally workable, with some weather to plan around.
February in Visalia averages a daily high of 16.8°C with nights around 5.5°C. Expect roughly 6.6 wet days totalling 42.1mm. Comfortable conditions for being outdoors all day.
March in Visalia averages a daily high of 20°C with nights around 7.7°C. Expect roughly 6.3 wet days totalling 45.5mm. Comfortable conditions for being outdoors all day.
April in Visalia averages a daily high of 23.3°C with nights around 9.6°C. Expect roughly 3.6 wet days totalling 26.7mm. Comfortable conditions for being outdoors all day.
May in Visalia averages a daily high of 27.8°C with nights around 13.5°C. Rain is rare — about 2.1 wet days and 9.5mm across the month. Comfortable conditions for being outdoors all day.
June in Visalia averages a daily high of 32.5°C with nights around 17°C. Rain is rare — about 0.5 wet days and 3.5mm across the month. Comfortable conditions for being outdoors all day.
July in Visalia averages a daily high of 35.1°C with nights around 19.8°C. Rain is rare — about 0 wet days and 0mm across the month. Generally workable, with some weather to plan around.
August in Visalia averages a daily high of 34.4°C with nights around 18.7°C. Rain is rare — about 0.1 wet days and 0.2mm across the month. Generally workable, with some weather to plan around.
September in Visalia averages a daily high of 32°C with nights around 16.2°C. Rain is rare — about 0.3 wet days and 1.4mm across the month. Comfortable conditions for being outdoors all day.
October in Visalia averages a daily high of 26.1°C with nights around 11.5°C. Rain is rare — about 2 wet days and 12.7mm across the month. Comfortable conditions for being outdoors all day.
November in Visalia averages a daily high of 18.8°C with nights around 6.9°C. Expect roughly 3.3 wet days totalling 21mm. Comfortable conditions for being outdoors all day.
December in Visalia averages a daily high of 13.8°C with nights around 3.8°C. Expect roughly 6.7 wet days totalling 46.1mm. Generally workable, with some weather to plan around.
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. Visalia peaks at 96.
Based on 30 years of records, April–May scores highest for comfort in Visalia, balancing daytime temperature against rainfall.
July is the warmest, averaging a daily high of 35.1°C.
January is the wettest, averaging 55.7mm of rain across roughly 8.3 wet days.
December is the coolest month, with average daily highs around 13.8°C.