Today
Expect hail. Daytime high +70°, overnight low +70°. Wind gusts reach 4 mph. Chance of precipitation up to 93%.
Weather in San Sebastian
Guatemala · Departamento de Retalhuleu · 14.5618, -91.6487
Today Now 10:25 PM
+70° Rain
Hourly forecast
Today10/20
Temperature°F
Cloudiness
Precipitation
Windmph
Wind gusts
Humidity
PressureinHg
Dew point°F
Visibilitymi
UV index
Forecast in words
Tomorrow
Tomorrow thunderstorm with hail: daytime +81°, nighttime +68° — 11° warmer than today.
Week
During the week the thermometer stays between +63°…+82°. Peak warmth: Fri, +82°. Coldest night — Mon, around +63°. Precipitation expected: Tue, Wed, Thu, Fri, Sat, Sun.
Week vs norm
- Today 10/20 +70° −10° usually +80°
- Tomorrow 10/21 +81° as usual usually +80°
- Thu 10/22 +81° as usual usually +80°
- Fri 10/23 +82° +2° usually +80°
- Sat 10/24 +82° +2° usually +80°
- Sun 10/25 +81° as usual usually +80°
- Mon 10/26 +79° −1° usually +80°
- Tue 10/27 +79° −1° usually +80°
Difference between forecast daytime high and the 1991–2020 norm for this date.
This day, October 20
Today is one of the coldest such days in three decades.
- Heat record +91° 2017
- Cold record +71° 2011
- Most precipitation 3.8 in 2008
- Strongest gust 26 mph 2024
Records for this calendar date, 1991-2024, ERA5 reanalysis.
Climate in San Sebastian
Today is about 10° colder than usual for October.
| Month | Daytime / Nighttime | Average | Precipitation in |
|---|---|---|---|
| Jan | +83° / +65° | +73° | 1.5 |
| Feb | +85° / +66° | +75° | 1.5 |
| Mar | +85° / +67° | +76° | 3.4 |
| Apr | +85° / +68° | +76° | 7.7 |
| May | +83° / +69° | +75° | 19.4 |
| Jun | +81° / +69° | +74° | 19.5 |
| Jul | +82° / +69° | +75° | 14.6 |
| Aug | +82° / +69° | +74° | 17.5 |
| Sep | +81° / +68° | +73° | 21.2 |
| Oct | +80° / +68° | +73° | 18.3 |
| Nov | +81° / +67° | +73° | 7.0 |
| Dec | +82° / +66° | +73° | 2.1 |
Climatic normals for 1991–2025 years from ERA5-Land reanalysis.
Astronomical data
Sunrise / sunset
5:59 AM | 5:43 PM
Moon
2:01 PM | 1:03 AM
Moon phase
Waxing gibbous 70%
Next solar eclipse
Calculating for this city…