April is close to North Sikkim's year-round average, with average highs near 13.8°C and lows around 2°C (mean 7.9°C). It is one of the drier months, averaging 53 mm of rainfall and 62% relative humidity across the period.
April is close to North Sikkim's year-round average. Across 45 years of records, the warmest April in North Sikkim was 1999 — when the month averaged 9.8°C — while the coldest was 1997 at 6°C. Typical April days reach 13.8°C with nights near 2°C. The long-term April temperature trend is broadly flat.
April is one of the drier months in North Sikkim, averaging 53 mm of rainfall. The wettest April on record was 2022 with 208 mm, while the driest was 1991 at 5 mm.
Relative humidity in North Sikkim during April averages 62%. The most humid April was 2018 at 81%, and the least humid was 1989 at 39%.
April receives about 4.9 kWh/m²/day of solar energy in North Sikkim. The sunniest April was 1996 at 5.7 kWh/m²/day, and the cloudiest was 2004 at 4.
Average wind speed in North Sikkim during April is 1.8 m/s. The windiest Aprils were 1995, 2012 and 2015, among others at 1.9 m/s, while the calmest were 2022 and 2025 at 1.5 m/s.
Ranked against the other 11 months using 1981–2025 averages.
| Metric | 1980s | 1990s | 2000s | 2010s | 2020s | Change |
|---|---|---|---|---|---|---|
| Avg Temp | 7.8°C | 7.8°C | 8.2°C | 8.0°C | 7.4°C | -0.4°C |
| Avg High | 13.9°C | 14.2°C | 14.2°C | 13.5°C | 12.6°C | -1.3°C |
| Avg Low | 1.6°C | 1.3°C | 2.2°C | 2.5°C | 2.2°C | +0.6°C |
| Avg Rain | 37 mm | 27 mm | 40 mm | 68 mm | 118 mm | +81 mm |
April temperatures in North Sikkim have stayed relatively stable across the record.
April has ranged from a record low of -8.1°C (1998) to a record high of 19.2°C (1999).
Rainfall in April is one of the drier months, averaging 53 mm, with a wettest year of 208 mm.
Daytime highs and overnight lows have shifted differently — highs fell about 0.3°C per decade while lows rose 0.3°C per decade, narrowing the gap between day and night.
A good time to visit North Sikkim
April is a good time to visit North Sikkim, with days averaging 13.8°C and nights around 2°C (mean 7.9°C, close to North Sikkim's yearly average) and moderate rainfall. June and September are marginally more temperate, but April still suits most travellers.
| Year | Avg High | Avg Temp | Avg Low | Hottest Day | Coldest Day | Rainfall | Humidity | Wind | Solar |
|---|---|---|---|---|---|---|---|---|---|
| 2025 | 13.3°C | 8.1°C | 2.9°C | 17.2°C | 0.2°C | 129 mm | 72% | 1.5 m/s | 4.4 |
| 2024 | 14.0°C | 8.2°C | 2.5°C | 17.0°C | -1.3°C | 44 mm | 62% | 1.7 m/s | 5 |
| 2023 | 11.7°C | 6.6°C | 1.4°C | 15.6°C | -2.4°C | 109 mm | 73% | 1.6 m/s | 4.8 |
| 2022 🌧️ | 14.1°C | 8.8°C | 3.4°C | 16.3°C | -2.9°C | 208 mm | 74% | 1.5 m/s | 4.3 |
| 2021 | 12.3°C | 6.6°C | 0.9°C | 14.6°C | -2.7°C | 107 mm | 60% | 1.7 m/s | 5.1 |
| 2020 | 10.5°C | 6.2°C | 2.0°C | 14.8°C | -1.4°C | 111 mm | 80% | 1.7 m/s | 4.3 |
| 2019 | 12.9°C | 8.0°C | 3.1°C | 16.4°C | 0.4°C | 130 mm | 79% | 1.6 m/s | 4.4 |
| 2018 | 11.8°C | 7.2°C | 2.7°C | 14.5°C | -0.6°C | 106 mm | 81% | 1.6 m/s | 4.1 |
| 2017 | 13.5°C | 8.2°C | 2.9°C | 17.4°C | 0.0°C | 115 mm | 69% | 1.7 m/s | 4.8 |
| 2016 | 14.6°C | 9.1°C | 3.7°C | 16.9°C | 1.4°C | 105 mm | 60% | 1.8 m/s | 5.3 |
| 2015 | 12.1°C | 7.3°C | 2.4°C | 16.7°C | 0.0°C | 56 mm | 76% | 1.9 m/s | 4.2 |
| 2014 | 13.9°C | 7.8°C | 1.8°C | 17.1°C | -0.5°C | 32 mm | 56% | 1.8 m/s | 5.2 |
| 2013 | 13.8°C | 7.9°C | 2.1°C | 18.7°C | -0.2°C | 35 mm | 63% | 1.7 m/s | 4.6 |
| 2012 | 13.5°C | 7.8°C | 2.1°C | 16.5°C | 0.1°C | 46 mm | 67% | 1.9 m/s | 4.7 |
| 2011 | 12.6°C | 7.1°C | 1.5°C | 16.9°C | -1.4°C | 39 mm | 68% | 1.6 m/s | 4.7 |
| 2010 | 16.0°C | 9.4°C | 2.8°C | 18.8°C | 0.4°C | 18 mm | 56% | 1.8 m/s | 5.1 |
| 2009 | 15.6°C | 8.9°C | 2.3°C | 18.1°C | -0.4°C | 23 mm | 57% | 1.8 m/s | 4.9 |
| 2008 | 13.8°C | 7.9°C | 2.0°C | 16.7°C | -1.4°C | 24 mm | 66% | 1.8 m/s | 4.8 |
| 2007 | 15.0°C | 9.0°C | 3.0°C | 17.9°C | 0.7°C | 22 mm | 65% | 1.7 m/s | 4.8 |
| 2006 | 13.2°C | 7.3°C | 1.5°C | 18.7°C | -1.1°C | 49 mm | 62% | 1.7 m/s | 4.5 |
| 2005 | 13.8°C | 7.8°C | 1.8°C | 15.5°C | -1.3°C | 44 mm | 61% | 1.8 m/s | 4.9 |
| 2004 | 13.9°C | 8.3°C | 2.8°C | 17.8°C | 0.2°C | 38 mm | 72% | 1.8 m/s | 4 |
| 2003 | 14.7°C | 8.5°C | 2.3°C | 17.7°C | 0.1°C | 32 mm | 62% | 1.8 m/s | 4.8 |
| 2002 | 13.4°C | 7.8°C | 2.3°C | 17.8°C | -2.7°C | 51 mm | 73% | 1.8 m/s | 4.9 |
| 2001 | 13.9°C | 7.7°C | 1.5°C | 17.2°C | -1.3°C | 60 mm | 57% | 1.8 m/s | 5.1 |
| 2000 | 14.3°C | 8.3°C | 2.2°C | 16.6°C | 0.1°C | 57 mm | 57% | 1.8 m/s | 4.8 |
| 1999 🔥 | 16.7°C | 9.8°C | 2.8°C | 19.2°C | 0.3°C | 28 mm | 48% | 1.7 m/s | 5.2 |
| 1998 | 14.0°C | 8.0°C | 2.0°C | 17.5°C | -8.1°C | 45 mm | 65% | 1.6 m/s | 5.3 |
| 1997 ❄️ | 11.3°C | 6.0°C | 0.7°C | 15.3°C | -3.6°C | 61 mm | 69% | 1.7 m/s | 4.8 |
| 1996 | 14.5°C | 8.0°C | 1.5°C | 18.2°C | -2.2°C | 17 mm | 46% | 1.8 m/s | 5.7 |
| 1995 | 14.6°C | 7.8°C | 0.9°C | 18.7°C | -2.2°C | 14 mm | 44% | 1.9 m/s | 5.5 |
| 1994 | 14.0°C | 7.3°C | 0.7°C | 16.7°C | -2.5°C | 28 mm | 52% | 1.9 m/s | 4.9 |
| 1993 | 13.5°C | 7.5°C | 1.5°C | 17.0°C | -1.7°C | 36 mm | 61% | 1.7 m/s | 4.8 |
| 1992 | 15.5°C | 8.5°C | 1.5°C | 18.3°C | -0.9°C | 19 mm | 45% | 1.8 m/s | 5.5 |
| 1991 | 14.4°C | 7.6°C | 0.8°C | 18.0°C | -2.2°C | 5 mm | 48% | 1.9 m/s | 5.1 |
| 1990 | 13.4°C | 7.1°C | 0.8°C | 17.3°C | -3.4°C | 21 mm | 58% | 1.8 m/s | 4.7 |
| 1989 | 14.4°C | 7.7°C | 1.1°C | 16.7°C | -0.9°C | 16 mm | 39% | 1.9 m/s | 5.4 |
| 1988 | 15.3°C | 8.8°C | 2.3°C | 18.7°C | -1.3°C | 30 mm | 54% | 1.8 m/s | 4.8 |
| 1987 | 13.9°C | 7.6°C | 1.4°C | 17.9°C | -1.4°C | 42 mm | 53% | 1.8 m/s | 5.3 |
| 1986 | 13.3°C | 7.3°C | 1.4°C | 16.5°C | -2.1°C | 34 mm | 59% | 1.8 m/s | 5.3 |
| 1985 | 15.0°C | 8.7°C | 2.3°C | 18.9°C | -1.0°C | 11 mm | 56% | 1.8 m/s | 5.5 |
| 1984 | 14.9°C | 8.3°C | 1.8°C | 17.5°C | -1.2°C | 32 mm | 54% | 1.9 m/s | 5.3 |
| 1983 | 12.6°C | 6.8°C | 0.9°C | 16.2°C | -2.4°C | 53 mm | 55% | 1.8 m/s | — |
| 1982 | 12.8°C | 7.2°C | 1.7°C | 15.5°C | 0.4°C | 61 mm | 68% | 1.7 m/s | — |
| 1981 | 13.0°C | 7.5°C | 1.9°C | 16.5°C | -1.0°C | 54 mm | 67% | 1.7 m/s | — |
Actual recorded April data for each year, 1981–2025 — sourced from NASA POWER.
The average high in April is around 13.8°C with lows near 2°C (mean 7.9°C), based on 45 years of NASA POWER data.
April averages 53 mm of rainfall in North Sikkim, one of the drier months. The wettest on record was 208 mm in 2022.
The hottest April reached 19.2°C in 1999. The coldest dipped to -8.1°C in 1998.
Comparing the earliest years on record (1981–1985) with the most recent (2021–2025), average April temperatures have held steady by about 0°C — but days and nights have moved in opposite directions. Overnight lows rose from 1.7°C to 2.2°C while daytime highs eased from 13.7°C to 13.1°C, narrowing the gap between day and night.
April is close to North Sikkim's year-round average and one of the drier months, so plan for around 13.8°C daytime highs and 2°C at night.
Not quite — April is the 6th coolest month in North Sikkim, averaging 7.9°C.
For April in North Sikkim, pack warm layers and a jacket for chilly mornings, with typical highs of 13.8°C and lows of 2°C. Bring an umbrella or light rain jacket too.
Relative humidity in April averages 62% — moderately humid.
Average wind speed in April is 1.8 m/s. The windiest April on record averaged 1.9 m/s (1984).
The wettest April on record was 2022 with 208 mm. On average, April sees 53 mm.
All figures are derived from NASA POWER (Prediction Of Worldwide Energy Resources), based on MERRA-2 satellite reanalysis, covering 1981–2025.
Explore how the weather in North Sikkim behaves each April, based on 45 years of NASA POWER climate data from 1981 to 2025. This page breaks down average temperatures, rainfall, humidity, wind and solar radiation for April specifically, along with year-by-year records and how the month has changed over the decades.
