Brighton in Winter
In winter (December, January and February), Brighton sees average daytime highs around 44°F and overnight lows near 20°F, with 1.4 in of precipitation over about 10 wet days across the season. It is the coldest season of the year and the driest season of the year.
Over the season highs climb from about 45°F in early December to 49°F by late February. The sky is clear or mostly clear about 48% of the time across winter, and the air most often feels dry.
Winter is Brighton's weakest season of the year to visit on our travel score. For the whole year in context, see Brighton's year-round climate.
- Avg daytime high
- 44°F
- coldest season of the year
- Avg overnight low
- 20°F
- Precipitation
- 1.4 in
- 10 wet days
- Avg wind
- 5 mph
- Travel score
- 0.8
- weakest season of the year
- Months
- Dec · Jan · Feb
Temperature in Brighton in Winter
Over the season highs climb from about 45°F in early December to 49°F by late February.
A typical winter day in Brighton reaches about 44°F and drops to 20°F overnight. The warmest of the three months is February, the coolest January.
How winter really feels in Brighton
Once humidity and wind are folded in, winter brings about 0 days that feel above 90°F and 90 that feel at or below 32°F.
The story in winter is cold — wind chill drags the overnight "feels like" below the raw low.
Brighton 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 | Snow days | Daylight (hours) | Travel score |
|---|---|---|---|---|---|---|
| Jan | 42° / 19° | 0.5 | 3.3 | 3.5 | 9.5 | 0.4 |
| Feb | 46° / 22° | 0.5 | 3.6 | 3.5 | 10.4 | 1.5 |
| Mar | 56° / 29° | 1.3 | 5.4 | 3.4 | 11.7 | 4.3 |
| Apr | 63° / 37° | 2.0 | 7.6 | 3.2 | 13 | 5.8 |
| May | 72° / 46° | 2.5 | 9.5 | 0.6 | 14.2 | 6.7 |
| Jun | 83° / 55° | 1.5 | 7 | 0 | 14.8 | 6.3 |
| Jul | 89° / 61° | 1.3 | 6.9 | 0 | 14.5 | 4.6 |
| Aug | 87° / 60° | 1.2 | 5.7 | 0 | 13.6 | 5.5 |
| Sep | 79° / 51° | 1.0 | 4.2 | 0.4 | 12.3 | 7.7 |
| Oct | 65° / 38° | 1.2 | 5.1 | 1.5 | 10.9 | 6.9 |
| Nov | 52° / 27° | 0.7 | 4.1 | 3.3 | 9.8 | 3.4 |
| Dec | 42° / 20° | 0.5 | 3 | 3.2 | 9.2 | 0.5 |
Cloud cover in Winter
The sky is clear or mostly clear about 48% of the time across winter.
Chance of precipitation in Winter
Brighton gets around 1.4 in of rain and snow over 10 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 5 mph across winter.
Sunrise & sunset in Winter
Daylight runs from about 9 h 24 min in early December to 11 hours 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 3.0 kWh/m².
Is winter a good time to visit Brighton?
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 weaker month for outdoor sightseeing in Brighton.
What to pack for Brighton in Winter
From winter's temperature range, rain chance, sun and wind — what's worth putting in the bag.
In winter, Brighton sees daytime highs around 44°F and nights near 20°F. Pack a warm layer and a heavy coat. About 10 days see rain.
UV index in Brighton 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 Brighton peaks around July 12 at about 11 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near December 23 at about 2 (low).
The index reaches 3 or more — the level where the WHO recommends sun protection — in 10 months of the year.
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| UV index (midday) | 2 | 4 | 7 | 6 | 7 | 10 | 11 | 10 | 7 | 5 | 3 | 2 |
| Level | Low | Moderate | High | High | Very high | Extreme | Extreme | Very high | Very high | High | Moderate | Low |
| UV index (midday) | Level | |
|---|---|---|
| Jan | 2 | Low |
| Feb | 4 | Moderate |
| Mar | 7 | High |
| Apr | 6 | High |
| May | 7 | Very high |
| Jun | 10 | Extreme |
| Jul | 11 | Extreme |
| Aug | 10 | Very high |
| Sep | 7 | Very high |
| Oct | 5 | High |
| Nov | 3 | Moderate |
| Dec | 2 | Low |
Air quality in Brighton 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 Brighton is worst in August — around 21 µg/m³ PM2.5 (moderate), about 1.6× the cleanest month (May, 13 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) | 17 | 15 | 16 | 13 | 13 | 14 | 14 | 21 | 13 | 15 | 15 | 16 |
| Level | Moderate | Moderate | Moderate | Moderate | Moderate | Moderate | Moderate | Moderate | Moderate | Moderate | Moderate | Moderate |
| PM2.5 (µg/m³) | Level | |
|---|---|---|
| Jan | 17 | Moderate |
| Feb | 15 | Moderate |
| Mar | 16 | Moderate |
| Apr | 13 | Moderate |
| May | 13 | Moderate |
| Jun | 14 | Moderate |
| Jul | 14 | Moderate |
| Aug | 21 | Moderate |
| Sep | 13 | Moderate |
| Oct | 15 | Moderate |
| Nov | 15 | Moderate |
| Dec | 16 | Moderate |
Where is Brighton?
Brighton sits at 40.0°N, 104.8°W, 4,984 ft above sea level, in United States. The nearest listed city is Northglenn, 11 mi away.
Topography around Brighton
How much the land rises and falls, and what covers it, within 2, 10 and 50 miles of Brighton.
Within 2 miles, the terrain around Brighton has only modest variations in elevation — a maximum elevation change of 194 ft around an average of 4,990 ft above sea level; within 10 miles, only modest variations in elevation — a maximum elevation change of 640 ft; within 50 miles, extreme variations in elevation — a maximum elevation change of 9,626 ft.
The land around Brighton is covered by artificial surfaces (34%), grassland (32%) and cropland (21%) within 2 miles, grassland (51%) and cropland (28%) within 10 miles, and grassland (48%), trees (22%) and cropland (20%) 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 Brighton (39.9853°, -104.8205°, elevation 4,984 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.