Today
Partly cloudy throughout the day, high +75°, low +73°. Wind gusts reach 4 mph. No rain expected.
Weather in Ulster Spring
Jamaica · Trelawny · 18.3148, -77.5207
Today Now 8:42 PM
+75° Partly cloudy
Hourly forecast
Today10/17
Temperature°F
Cloudiness
Precipitation
Windmph
Wind gusts
Humidity
PressureinHg
Dew point°F
Visibilitymi
UV index
Forecast in words
Tomorrow
Tomorrow partly cloudy: daytime +84°, nighttime +72°, about 9° warmer.
Week
During the week the thermometer stays between +70°…+86°. Weekly maximum — +86° (Mon). Coldest night — Tue, around +70°. Precipitation expected: Wed, Sat. Clear days — 4.
Week vs norm
- Today 10/17 +75° −6° usually +82°
- Tomorrow 10/18 +84° +3° usually +82°
- Mon 10/19 +86° +5° usually +81°
- Tue 10/20 +86° +5° usually +81°
- Wed 10/21 +82° +1° usually +81°
- Thu 10/22 +82° +1° usually +81°
- Fri 10/23 +81° as usual usually +81°
- Sat 10/24 +82° +1° usually +81°
Difference between forecast daytime high and the 1991–2020 norm for this date.
This day, October 17
Today is cooler than usual for this date.
- Heat record +90° 2017
- Cold record +68° 1993
- Most precipitation 1.8 in 2005
- Strongest gust 29 mph 2024
Records for this calendar date, 1991-2024, ERA5 reanalysis.
Climate in Ulster Spring
Today is about 7° colder than usual for October.
| Month | Daytime / Nighttime | Average | Precipitation in |
|---|---|---|---|
| Jan | +79° / +65° | +71° | 1.8 |
| Feb | +79° / +65° | +71° | 1.6 |
| Mar | +80° / +66° | +72° | 2.7 |
| Apr | +82° / +67° | +74° | 4.2 |
| May | +82° / +69° | +75° | 7.7 |
| Jun | +84° / +71° | +77° | 4.7 |
| Jul | +86° / +71° | +77° | 4.4 |
| Aug | +85° / +71° | +77° | 6.0 |
| Sep | +84° / +71° | +76° | 7.9 |
| Oct | +82° / +70° | +75° | 7.9 |
| Nov | +80° / +68° | +73° | 4.0 |
| Dec | +79° / +67° | +72° | 2.2 |
Climatic normals for 1991–2025 years from ERA5-Land reanalysis.
Astronomical data
Sunrise / sunset
6:04 AM | 5:45 PM
Moon
12:04 PM | 11:13 PM
Moon phase
Waxing crescent 41%
Next solar eclipse
Calculating for this city…