Jamay in Winter
In winter (December, January and February), Jamay sees average daytime highs around 25°C and overnight lows near 11°C, with 33 mm of rain over about 5 wet days across the season. It is the coldest season of the year and the driest season of the year.
Across winter, daytime highs hold fairly steady around 25°C. The sky is clear or mostly clear about 58% of the time across winter, and the air most often feels dry.
Winter is Jamay's best season of the year to visit on our travel score. For the whole year in context, see Jamay's year-round climate.
- Avg daytime high
- 25°C
- coldest season of the year
- Avg overnight low
- 11°C
- Rainfall
- 33 mm
- 5 wet days
- Avg wind
- 5 km/h
- Travel score
- 8.6
- best season of the year
- Months
- Dec · Jan · Feb
Temperature in Jamay in Winter
Across winter, daytime highs hold fairly steady around 25°C.
A typical winter day in Jamay reaches about 25°C and drops to 11°C overnight. The warmest of the three months is February, the coolest January.
Jamay 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 (°C) | Rainfall (mm) | Wet days | Daylight (hours) | Travel score |
|---|---|---|---|---|---|
| Jan | 24° / 10° | 16 | 1.9 | 10.9 | 8.6 |
| Feb | 26° / 12° | 11 | 1.7 | 11.3 | 8.5 |
| Mar | 28° / 13° | 9 | 1.3 | 11.9 | 7.8 |
| Apr | 30° / 15° | 4 | 1.4 | 12.5 | 6.1 |
| May | 31° / 17° | 20 | 5.2 | 12.9 | 5.2 |
| Jun | 29° / 18° | 88 | 16.6 | 13.2 | 4.5 |
| Jul | 27° / 17° | 110 | 21.5 | 13.1 | 4.8 |
| Aug | 27° / 17° | 97 | 20.4 | 12.7 | 4.8 |
| Sep | 27° / 17° | 95 | 17.1 | 12.1 | 5.3 |
| Oct | 27° / 16° | 39 | 7.6 | 11.5 | 6.9 |
| Nov | 26° / 13° | 14 | 2.6 | 11 | 8.3 |
| Dec | 24° / 11° | 6 | 1.4 | 10.8 | 8.7 |
Cloud cover in Winter
The sky is clear or mostly clear about 58% of the time across winter.
Chance of precipitation in Winter
Jamay gets around 33 mm of rain over 5 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 km/h across winter.
Sunrise & sunset in Winter
Daylight runs from about 10 h 54 min in early December to 11 h 30 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 5.2 kWh/m².
Hazard calendar for Jamay
None of Jamay's seasonal hazards peak in winter. The full-year calendar below shows when the rainy season, cyclone risk and dust haze do.
Jamay sits in the eastern Pacific hurricane zone; the season peaks August–September.
Jamay's rainy season runs June–September, when most of the year's rain falls.
Is winter a good time to visit Jamay?
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 one of the better times to visit Jamay for general sightseeing. The water and warmth also suit a beach or pool day.
What to pack for Jamay in Winter
From winter's temperature range, rain chance, sun and wind — what's worth putting in the bag.
In winter, Jamay sees daytime highs around 25°C and nights near 11°C. Worth packing: light clothes and sun protection. About 5 days see rain.
UV index in Jamay in Winter
Clear-sky midday UV across winter averages around 9 (very high — sun protection essential). The full-year curve, shaded by WHO exposure level, is below.
Under clear skies, the midday UV index in Jamay peaks around May 18 at about 13 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near December 15 at about 7 (very high).
The index reaches 3 or more — the level where the WHO recommends sun protection — every month of the year.
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| UV index (midday) | 8 | 11 | 13 | 13 | 13 | 13 | 12 | 13 | 12 | 10 | 8 | 7 |
| Level | Very high | Extreme | Extreme | Extreme | Extreme | Extreme | Extreme | Extreme | Extreme | Very high | Very high | High |
| UV index (midday) | Level | |
|---|---|---|
| Jan | 8 | Very high |
| Feb | 11 | Extreme |
| Mar | 13 | Extreme |
| Apr | 13 | Extreme |
| May | 13 | Extreme |
| Jun | 13 | Extreme |
| Jul | 12 | Extreme |
| Aug | 13 | Extreme |
| Sep | 12 | Extreme |
| Oct | 10 | Very high |
| Nov | 8 | Very high |
| Dec | 7 | High |
Air quality in Jamay 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 Jamay is worst in May — around 32 µg/m³ PM2.5 (moderate), about 2.1× the cleanest month (July, 15 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) | 22 | 20 | 21 | 31 | 32 | 17 | 15 | 16 | 18 | 18 | 20 | 25 |
| Level | Moderate | Moderate | Moderate | Moderate | Moderate | Moderate | Moderate | Moderate | Moderate | Moderate | Moderate | Moderate |
| PM2.5 (µg/m³) | Level | |
|---|---|---|
| Jan | 22 | Moderate |
| Feb | 20 | Moderate |
| Mar | 21 | Moderate |
| Apr | 31 | Moderate |
| May | 32 | Moderate |
| Jun | 17 | Moderate |
| Jul | 15 | Moderate |
| Aug | 16 | Moderate |
| Sep | 18 | Moderate |
| Oct | 18 | Moderate |
| Nov | 20 | Moderate |
| Dec | 25 | Moderate |
Where is Jamay?
Jamay sits at 20.3°N, 102.7°W, 1,569 m above sea level, in Mexico. The nearest listed city is Ocotlán, 9.0 km away.
Topography around Jamay
How much the land rises and falls, and what covers it, within 3, 16 and 80 km of Jamay.
Within 3 km, the terrain around Jamay has significant variations in elevation — a maximum elevation change of 453 m around an average of 1,591 m above sea level; within 16 km, significant variations in elevation — a maximum elevation change of 493 m; within 80 km, extreme variations in elevation — a maximum elevation change of 2,792 m.
The land around Jamay is covered by trees (23%), water (21%) and shrubs (20%) within 3 km, cropland (48%) and water (24%) within 16 km, and trees (31%) and cropland (31%) within 80 km.
Mexico travel facts
- Travel advisory
- Level 2
- Exercise Increased Caution
- Power plugs
- Type A / B
- 120 / 127 V · 60 Hz
- Prices
- ≈ 54% of US
- price level, 2025
- GDP per capita
- $13,889
- 2025
- Happiness
- 7.0 / 10
- World Happiness, 2025
- Safe drinking water
- 43%
- of population, 2024
- Homicide rate
- 24.9
- per 100k, 2023
- Road deaths
- 12.8
- per 100k/yr, 2019
- Income group
- Upper middle
- World Bank
- English
- Very low
- EF EPI 440
- 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 Jamay (20.2948°, -102.7094°, elevation 1,569 m), 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.