Hanford in Winter
In winter (December, January and February), Hanford sees average daytime highs around 61°F and overnight lows near 43°F, with 5.9 in of rain over about 19 wet days across the season. It is the coldest season of the year and the wettest season of the year.
Across winter, daytime highs hold fairly steady around 61°F. The sky is clear or mostly clear about 42% of the time across winter, and the air most often feels dry.
Winter is Hanford's 3rd-best season to visit on our travel score. For the whole year in context, see Hanford's year-round climate.
- Avg daytime high
- 61°F
- coldest season of the year
- Avg overnight low
- 43°F
- Rainfall
- 5.9 in
- 19 wet days
- Avg wind
- 4 mph
- Travel score
- 5.7
- 3rd-best season
- Months
- Dec · Jan · Feb
Temperature in Hanford in Winter
Across winter, daytime highs hold fairly steady around 61°F.
A typical winter day in Hanford reaches about 61°F and drops to 43°F overnight. The warmest of the three months is February, the coolest December.
How winter really feels in Hanford
Once humidity and wind are folded in, winter brings about 0 days that feel above 90°F and 0 that feel at or below 32°F.
winter sits comfortably in between — no days that feel dangerously hot or drop to a hard freeze once humidity and wind are folded in.
Hanford weather by month
How the three winter months (December, January and February) compare with the rest of the year — the season's months are highlighted.
| Month | High / Low (°F) | Rainfall (inches) | Wet days | Daylight (hours) | Travel score |
|---|---|---|---|---|---|
| Jan | 60° / 42° | 2.2 | 6.5 | 9.8 | 5.3 |
| Feb | 64° / 45° | 2.0 | 7 | 10.6 | 6.3 |
| Mar | 70° / 49° | 2.0 | 6.3 | 11.7 | 7.2 |
| Apr | 76° / 53° | 0.9 | 3.7 | 12.9 | 8.1 |
| May | 85° / 60° | 0.5 | 2.3 | 13.9 | 6.8 |
| Jun | 92° / 66° | 0.1 | 0.6 | 14.4 | 4.3 |
| Jul | 97° / 71° | 0.0 | 0.3 | 14.2 | 2.6 |
| Aug | 96° / 70° | 0.0 | 0.2 | 13.4 | 3.1 |
| Sep | 90° / 65° | 0.0 | 0.3 | 12.2 | 5.3 |
| Oct | 80° / 57° | 0.6 | 2 | 11.1 | 8.3 |
| Nov | 68° / 47° | 0.8 | 3.5 | 10.1 | 7.6 |
| Dec | 60° / 42° | 1.7 | 5.8 | 9.6 | 5.4 |
Cloud cover in Winter
The sky is clear or mostly clear about 42% of the time across winter.
Chance of precipitation in Winter
Hanford gets around 5.9 in of rain over 19 wet days across winter. The line is the day-by-day chance of measurable precipitation.
Humidity in Winter
Most of winter feels dry — the stacked bands show each day's mix of comfort levels, read off the dew point.
Wind in Winter
Winds average 4 mph across winter.
Sunrise & sunset in Winter
Daylight runs from about 9 h 42 min in early December to 11 h 06 min by late February. The lit band spans sunrise to sunset each day.
Solar energy in Winter
Average shortwave solar energy reaching the ground each day across winter, about 2.9 kWh/m².
Is winter a good time to visit Hanford?
Our two travel scores rate winter for general sightseeing and for beach or pool weather — 0 (poor) to 10 (ideal), averaged across the three months.
winter is a reasonable time to visit Hanford for sightseeing.
What to pack for Hanford in Winter
From winter's temperature range, rain chance, sun and wind — what's worth putting in the bag.
In winter, Hanford sees daytime highs around 61°F and nights near 43°F. Worth packing: a warm layer. About 19 days see rain.
UV index in Hanford in Winter
Clear-sky midday UV across winter averages around 3. The full-year curve, shaded by WHO exposure level, is below.
Under clear skies, the midday UV index in Hanford peaks around June 19 at about 10 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near December 17 at about 2 (moderate).
The index reaches 3 or more — the level where the WHO recommends sun protection — in 9 months of the year.
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| UV index (midday) | 3 | 4 | 5 | 7 | 8 | 10 | 9 | 10 | 7 | 5 | 3 | 2 |
| Level | Moderate | Moderate | Moderate | High | Very high | Extreme | Very high | Very high | High | High | Moderate | Moderate |
| UV index (midday) | Level | |
|---|---|---|
| Jan | 3 | Moderate |
| Feb | 4 | Moderate |
| Mar | 5 | Moderate |
| Apr | 7 | High |
| May | 8 | Very high |
| Jun | 10 | Extreme |
| Jul | 9 | Very high |
| Aug | 10 | Very high |
| Sep | 7 | High |
| Oct | 5 | High |
| Nov | 3 | Moderate |
| Dec | 2 | Moderate |
Air quality in Hanford in Winter
Average fine-particle pollution (PM2.5) through the year — so you can see where winter falls, not just the annual average.
Air quality in Hanford is worst in July — around 17 µg/m³ PM2.5 (moderate), about 3.0× the cleanest month (June, 6 µg/m³).
Modeled monthly averages (CAMS reanalysis, 2015–2024).
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| PM2.5 (µg/m³) | 13 | 13 | 14 | 9 | 7 | 6 | 17 | 16 | 14 | 12 | 12 | 11 |
| Level | Moderate | Moderate | Moderate | Good | Good | Good | Moderate | Moderate | Moderate | Good | Moderate | Good |
| PM2.5 (µg/m³) | Level | |
|---|---|---|
| Jan | 13 | Moderate |
| Feb | 13 | Moderate |
| Mar | 14 | Moderate |
| Apr | 9 | Good |
| May | 7 | Good |
| Jun | 6 | Good |
| Jul | 17 | Moderate |
| Aug | 16 | Moderate |
| Sep | 14 | Moderate |
| Oct | 12 | Good |
| Nov | 12 | Moderate |
| Dec | 11 | Good |
Where is Hanford?
Hanford sits at 36.3°N, 119.6°W, 249 ft above sea level, in United States. The nearest listed city is Lemoore, 8.1 mi away.
Topography around Hanford
How much the land rises and falls, and what covers it, within 2, 10 and 50 miles of Hanford.
Within 2 miles, the terrain around Hanford has only modest variations in elevation — a maximum elevation change of 39 ft around an average of 236 ft above sea level; within 10 miles, only modest variations in elevation — a maximum elevation change of 118 ft; within 50 miles, extreme variations in elevation — a maximum elevation change of 8,150 ft.
The land around Hanford is covered by artificial surfaces (63%) within 2 miles, cropland (52%) within 10 miles, and grassland (40%), cropland (28%) and trees (21%) within 50 miles.
United States travel facts
- Power plugs
- Type A / B
- 120 V · 60 Hz
- Prices
- ≈ 100% of US
- price level, 2025
- GDP per capita
- $90,027
- 2025
- Happiness
- 6.8 / 10
- World Happiness, 2025
- Safe drinking water
- 98%
- of population, 2024
- Homicide rate
- 5.8
- per 100k, 2023
- Road deaths
- 12.7
- per 100k/yr, 2019
- Income group
- High
- World Bank
- Religion
Sources: World Bank, US State Department, World Happiness Report, WHO/UNICEF, EF EPI, CIA World Factbook.
Data sources
Temperature, precipitation, cloud, humidity, wind and solar figures are a 1991–2020 climatology for Hanford (36.3274°, -119.6457°, elevation 249 ft), computed from hourly ERA5 reanalysis — contains modified Copernicus Climate Change Service information. Sun figures are astronomical calculations, not observations. City data © GeoNames, CC BY 4.0. Map outlines from Natural Earth (public domain); interactive map © Google.