Climate averages 1991–2020
Visalia weather
in December.
A cool, moderately wet month: the coolest and the 9th driest of the year.
Long-term climate patterns, not a forecast for a particular trip.
December is a cool month in Visalia: daytime highs average 13.9°C and nights cool to about 4.5°C. By daytime temperature it is the coolest month of the year.
Expect about 74 mm of rain on roughly 8 days, which makes December a moderately wet month (the 9th driest of the 12 months). Daylight, from sunrise to sunset, lasts about 9 h 44 min on an average December day.
The nearest other city in this atlas is Fresno (63 km away). In December its highs average 14.2°C, about as warm as Visalia, with 71 mm of rain.
Among the 498 cities listed in the United States, Visalia ranks joint 171st of 498 for the warmest December highs and joint 261st of 498 for the driest December (rainfall, lowest first). The mean December high of those 498 cities is 10.5°C; Visalia is 3.3°C warmer than that mean.
From December to January, average highs rise by 0.4°C to 14.3°C, and monthly rainfall rises from 74 mm to 92 mm.
The annual picture
December in context
Monthly rainfall
Average total · mmAverages from hourly ERA5 reanalysis data. Actual weather varies from year to year. How these numbers are calculated
Every month, side by side
Visalia climate table
| Month | Average highHigh / low | Average low | Rainfall mm/month | Rain days ≥1 mm/day | Daylight hours/dayDaylight h/day |
|---|---|---|---|---|---|
| January | 14.3°C4.6°C | 4.6°C | 92 | 8.0 | 10.010 h |
| February | 15.9°C5.8°C | 5.8°C | 89 | 9.8 | 10.811 h |
| March | 18.6°C7.8°C | 7.8°C | 87 | 9.2 | 11.912 h |
| April | 21.8°C9.8°C | 9.8°C | 44 | 5.9 | 13.113 h |
| May | 27.1°C13.7°C | 13.7°C | 23 | 3.4 | 14.114 h |
| June | 32.6°C17.9°C | 17.9°C | 6.6 | 1.0 | 14.615 h |
| July | 36.5°C21.6°C | 21.6°C | 1.7 | 0.5 | 14.414 h |
| August | 36.2°C21.2°C | 21.2°C | 0.6 | 0.2 | 13.514 h |
| September | 32.8°C18.5°C | 18.5°C | 1.7 | 0.4 | 12.412 h |
| October | 26.0°C13.5°C | 13.5°C | 24 | 2.7 | 11.311 h |
| November | 18.6°C8.0°C | 8.0°C | 44 | 5.5 | 10.310 h |
| December, selected | 13.9°C4.5°C | 4.5°C | 74 | 7.5 | 9.710 h |
Rainfall is the average of the 30 separate monthly totals. A rain day is a local calendar day with at least 1 mm of precipitation. Daylight is the calculated sunrise-to-sunset length, not measured sunshine.
Compare places
December in nearby cities
- Fresno in DecemberUnited States · 63 kmHigh 14.2°C · Low 4.3°C · 71 mm rain
- Clovis in DecemberUnited States · 66 kmHigh 14.0°C · Low 3.8°C · 71 mm rain
- Bakersfield in DecemberUnited States · 109 kmHigh 14.8°C · Low 3.8°C · 48 mm rain
- Merced in DecemberUnited States · 151 kmHigh 13.9°C · Low 4.4°C · 75 mm rain
- Santa Maria, United States in DecemberUnited States · 185 kmHigh 16.8°C · Low 7.1°C · 71 mm rain
- Turlock in DecemberUnited States · 189 kmHigh 13.9°C · Low 5.0°C · 76 mm rain
- Lancaster in DecemberUnited States · 209 kmHigh 13.3°C · Low 4.1°C · 30 mm rain
- Modesto in DecemberUnited States · 210 kmHigh 13.7°C · Low 5.0°C · 86 mm rain
Read the numbers correctly
Climate, not a promise.
These patterns help compare months. They cannot tell you the weather on a specific day of your trip.
Sources, method and limitsHow these numbers are made (what the highs, lows and rain days mean, the sources and the model cell used for Visalia) is explained once on the Visalia year overview and on the Sources, method and limits page.